Top Banner

of 32

BSI 5352-1981

Jun 01, 2018

Download

Documents

Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
  • 8/9/2019 BSI 5352-1981

    1/32

    OPYRIGHF L W

    Erdiilchemie-und verwandte lndustrien

    NO COPYING WITHOUT BSI PERMISSION EXCEPT S PERMITTED BY

    Erd61-,tir die

    ftir

    Stahlkeil-Absperr-,

    Durchgangs- und Regulierventile 50 mm und

    kleiner,

    associ6es

    Spezifikation

    p&rochimiques

    et industries

    acier

    de 50 mm

    ou moins pour les industries du p&role,

    sphdriques

    et de retenue encoin,

    p6cification

    pour les vannes

    NOVEMf3ER

    1983

    Specification for

    Steel wedge gate globe and check valves

    50 mm and smaller for the petroleum

    petrochemical and allied industries

    CONFlRMED

    6815.8.026.840.03

    :

    BS5352: 98

    UDC 62

  • 8/9/2019 BSI 5352-1981

    2/32

    15

    16

    17

    12

    13

    14

    10

    18

    19

    11

    18

    t

    of 4.8 mm to 22 mm inclusive

    3

    3

    3

    4

    4

    Fieunr

    1. Typical wedge gate valve (outside screw)

    2. Typical wedge gate valve (inside screw)

    3. Typical globe valve (outside screw)

    4. Typical globe valve (inside screw)

    5. Typical vertical ball check valve

    6. Typical piston/ball check valve

    7. Typical bellows seal wedge gate valve

    8. Weld-end for connection to pipe of wall

    thickness

    Dirrwnioruofbutt-m d

    with8S21

    15.

    vekesw i thpersW t fm sds~-

    14.r '--------: ~d~~hJr

    13.G '

    NominaIpreeaure,clneratfn9andmmin8f

    2.

    Vehmtfimmeteriel

    11s.

    diln5mion

    nd stuffing boll

    trevel

    Minimum stem diameter for wedge gate valves

    Minimum stem diameter for globe valves

    Packing

    19

    1.

    2.

    3.

    4.

    5.

    6.

    7.

    8.

    9.

    10.

    11.

    Pressure/temperature ratings for class 800

    screwed and socket-weld end valves

    Pressure/temperature retings for bellows

    seal valves

    End type availability according to class and

    size of valve

    Minimum body and bonnet well thickness

    (excluding pipe ends)

    Minimum port diameter and seat bore

    Minimum outside diameter or dimension

    across flats of body ends

    Minimum wear

    Page

    10

    11

    18

    18

    19

    Tables

    8s2 1

    C. Type test for bellows used in bellows seal

    gate or globe valves

    D. Details of butt-weld ends

    rnaccordance with

    Applrcation

    to piping systems with screw

    threads

    :Part 1

    8.

    8s

    4504

    Prepsrstion

    for despstch

    44. Oespatch preparation

    Appendices

    A. Application to piping systems with flanges

    in accordance with

    Section

    six.

    Body

    markings

    40. Identification plate marking

    4 1 . Additional markings

    42. Omission of markings

    Body

    and bonnet/cover gasket

    Wedge, disk, piston or ball

    Yoke

    Handwheel

    Handwheel and yoke bush/sleeve retaining nut

    8

    Yoke bush or sleeve

    8

    Gland

    8

    Bellows

    8

    Trim

    8

    Stem packing

    8

    Bolting

    10

    Nameplate

    10

    Special applications

    10

    2

    2

    2

    2

    2

    3

    3

    4

    4

    5

    5

    5

    5

    5

    6

    6

    6

    7

    7

    7

    7

    7

    Section four. Marking

    38. General

    39.

    Body seat and bod y seat ring

    20. Handwheel

    21. Bellows seal

    22.

    Check valves

    Section three. Materials

    23.

    24.

    25.

    26.

    27.

    28.

    29.

    30.

    31.

    32.

    33.

    34.

    35.

    36.

    37.

    Shell

    Body seat ring

    Dosign

    9.

    Shell

    10. Backseat face

    11.

    Bolting

    12.

    Direction of flow

    13.

    Nameplate

    14. Wedge

    15.

    Disk and disk nut

    16.

    Stem

    17. Stuffing box

    18.

    Yoke, yoke sleeve and yoke bush

    19.

    lnformetton to be supplied by the purchaser

    Section two.

    5. Pressure/temperature

    rating5

    6. Nominal sizes

    7.

    End types

    8.

    classthcation

    Defindion

    4.

    Pressure

    Gonor*)

    1.

    scope

    2. References

    3.

    one

    Covrnl

    Section

    Back

    PWP

    organrzattons

    Specification

    BSS352: 1981

    Contents

    Foreword

    Cooperating

  • 8/9/2019 BSI 5352-1981

    3/32

    8901- O .

    requ ired.etween

    seat surfaces is not

    tsble

    i nse rt

    new no te 5,

    NOTE 6 . Aifferential hardness

    -- IA t t he f oo t o f t he

    350 .

    su rf = 66-26-5, C r- Co - W i nsert

    (sea note 6)

    nder t he va l ue

    reststerisl HF ndgs i nrt

    tri mI n

    co l u m n 4 ,

    w 5

    Tab l e 11 . Va l ve tri m m a t e ri a l

    J M u *ry

    A M 05515

    _____ _

    m 5teri5ltaffected).

    r tlr n dsr d(see tab l e 11 for the

    b5o f t he

    m anu facturers

    13 / CR13 sha llurfac5so t her than CR

    c l auwand subs tit u te the follo w i ng :

    33 . 10 iff erential hardness bet ween m ating seating

    De l ete the ex i sting

    S68

    C l a use33 . 10

    Jmuuy

    5815w lI

    _

    sppropr irtem i n i m u m hardness

    i s g i ven i nable 11.

    tri m e ,t het her

    b )

    f or

    HE ;

    f ~1 -169

    rlves, o f no t l essr lfcheck

    c5se

    o fhss lv55 ,and be t ween body sea t and M l,n

    body5ndw5dg5555 t whc55 i n t h5css5o f w 5dg5g5 t 5

    m s tin g

    srdnen be t weenif f erenai n

    hsrdnsa o f 250 HB

    m i n i m u m w it h

    sy m bo l

    CR 13 .5

    5)

    f or tri m w it h

    h5ve:hrllurf5ees

    IIt

    33 . 6

    thef o ll ow i ng

    ku w

    and subs tit u texistingDe lete thr

    c l a use33 .6

    t s ( Dnu r y

    6816

    MD

    me _

    ___ ___________ _

    t8xt

    8v l wd

    i ndus trl as

    lli od

    nda tr od w nke l

    o tr oku m ,

    t he

    o rm rllr

    Omm ndl va

    hack

    andl o i mn t e ,mdg~t m o lpoc ifi a m ti onf o r

    t o035352 : 1 @ 81

    1969

    anuary

    ff oc tl wfr o m 31ubMuJ

    d

    Amondnwn tNo . 1

    I

    I

  • 8/9/2019 BSI 5352-1981

    4/32

  • 8/9/2019 BSI 5352-1981

    5/32

    Ps rt1 and

    table 11 a of this standard.

    :

    espatch i n accordance w it h BS 6755be f o re

    k

    De l e t e t he ex i s ti ng c l ause and subs tit u t e t he f o ll ow i ng .

    43 . P r oduc t p r essu r ees ti ng

    A ll va l ves sha ll be pressure t es t ed by t he m anu f ac t u rer

    lee0

    C l ause 43 . I nspec ti on and p ressure test i ng

    A -t

    6660

    M 0

    *

    De l e t e t he titl e and subs tit u t e

    Sec ti on fi ve . Tes ti ng .

    Augu *l es O

    Sec ti on fi ve .nspec ti on and t es t

    650

    M 0

    . ______________

    431.

    is

    requ ir ed f o r

    check va l ves ( see c l ause

    ( n )W he t her a lowe r sea t test leakage rate

    ( n )and subs tit u t e t he f o ll ow i ng .D e l ete the existing ite m

    1500

    pu rchaser

    u5ua t

    8 .I n f o r m a ti on t o be supp li ed by t he

    e0

    C l a use

    MD

    r nqu iryor order.

    i8

    u rcharrri n

    t he

    trtr d

    by

    a

    noww it hd ra wn ) shou l d074

    an

    1148

    :I S

    rp5cifiod

    i nrevlourlyr geso f m r n u frcturr

    ll

    r upp l e mm trry

    i nspect i on a t

    and

    nrpoction

    i n51

    equ irr m en ts

    f o r

    \rA fter paragraph 4

    nser t t he f o l l ow i ng no t e .

    NOTE .

    :Pa rt 1 .8s67558s5148 nd subs tit u t eI n paragraph 4 , li ne 4 , de l e t e

    oo0

    Fo re wo r d

    Au5us t

    0650M 0

    _

    ab le d e le te d

    J

    De l ete the entry for table 13 and subst it u te t he f o ll ow i ng .

    13 .

    1 l a . Requ ir ed produc ti on p ressure tests

    Y Unde r t he head i ng Tab l es , after t he en tryo r t ab l e 11 i nser t t he f o l l o w i ng .

    p ressurrt es ti ng

    fi ve .Tes ti n g

    43 . P r oduc t

    Bec tl on

    c l5uu43 and subs tit u t e

    the

    f o l l ow i ng .

    t hse n tries f o r section five an d

    i

    D e l ete

    5u ll- e

    Con t en t s

    W

    M 0

    l ndus trl o rlli edo tr ouhe m l o rlr nd

    po tr o l ou m .he

    m rllrr

    f o rnd 0mm

    r l vrrhouk

    g l ob .andwo ,m t o lt m o lpoa lti w ti onf o r

    t oBs6352 : 1981

    1990

    ff oc tl va

    fr o m 31 Augus tnd

    ub li dwd

    Amm d m en tNo . 2

    fdl

  • 8/9/2019 BSI 5352-1981

    6/32

  • 8/9/2019 BSI 5352-1981

    7/32

  • 8/9/2019 BSI 5352-1981

    8/32

  • 8/9/2019 BSI 5352-1981

    9/32

    .-...--

    facilities described on the inside back cover.

    certrfrcetionerMcerion. Attention is drawn to the

    for data used.

    lnstnuteInstitute and to the American National Standards

    Acknowledgement is made to the American Petroleum

    for low temperatures.

    for use in highly corrosive services and environm ents, or

    valves of material composition outside the scope of

    section three of this standard are required as, for example

    guide

    where

    and appendix B respectively.

    This standard can also be used as a general

    n

    accordance with BS 2 1 attention is drawn to appendix A

    :

    Part 1 or screw-threadsin accordance with BS 4504

    1660:Part2.

    Where valves are for use in piping systems using flanges

    BS

    hngedends,with flanges in accordance with

    d)

    s3600;L.BS 1600 orwith API Standard

    burr-we/den&, with plain end pipe in accordance

    cl

    St_

    BS 1600 or BS 3600;

    socket-weldends, with plain end pipe in accordance

    with API Standard

    (b)

    In

    accordance with API Standard SB or ANSI 82.1;

    screw&ends,with pipes or fittings threaded

    followe:

    (a)

    inrrtallation

    as

    pnmanly Intended for

    his

    standard are

    pecified

    inalvsa

    602.

    grven

    to the Iatast

    edition of API Standard

    ir the Intention that valves complying with the

    requirements of this standard shall be interchangeable as

    units with those of similar type produced by American

    manufacturers. In the preparation of this standard.

    consideration has therefore been

    :

    1981

    It

    8s

    3600 and BS 1600.

    BS 535

    8s3808 dealing with

    dimensional sizes and tolerances of screwed and

    socket-weld end details have been omitted and cross

    references made to the appropriate sections of the new

    metric version of BS 3799. which in turn has been

    modified for bore dimensions of sockets to allow use of

    pipe in accordance with

    odor.

    Similarly, sections in BS 2995 and

    enauity

    or

    i8

    utchmer in

    the

    v

    tatad

    hould

    ithdrawn1

    now

    9M

    an

    1 :5 5146 :

    spOef(kd intovtwJyanulmureren oflltnstrocuon

    suuppkrttantarynsputbn andmuirrmonufor final

    Pa n 1.

    NOTE.

    :

    2996and BS 3808 dealing

    with tests and inspection have not been included in this

    standard, as these are now the subject of a separate

    standard, BS 6755

    1670.

    The previous sections in BS

    2996and BS 3808 are withdrawn on publication of

    this standard. Amendments to BS 14 14. BS 1888 and

    BS 1873 will delete references to size 40 mm and

    smaller. BS 2080 will be amended.

    The plug valves previously covered in BS 2995 will be

    included in the new metric version of BS

    seal valves have

    been included.

    BS

    8s3808, BS 14 14,

    BS 1868 and BS 1873. Apart from metrication, The

    valves are basically the same. but the list of shell and trim

    materials has been extended and bellows

    elro classes 1 SO, 300.800 and

    1600 flanged and butt-weld end wedge gate. globe and

    check valves previously covered by

    1600

    screwed and socket-weld end

    wedge gate, globe and check valves previously covered by

    BS 2995 and BS 3808.

    :

    1964. This new metric standard covers

    classes BOO and

    3808

    :1966

    and BS

    2996

    evirron

    of BS

    her been prepared under the

    direction of the Mechanical Engineering Standards

    Committee and constitutes a

    Foreword

    This Britirh Standard

  • 8/9/2019 BSI 5352-1981

    10/32

    (b)inside screw globe and screw down check valves.

    5.3 Bellows seal valves. The pressure/temperature

    ratings for bellows seal valves shall be in accordance with

    table 2, and are a minimum requirement for valves

    complying with the requirements of this standard and

    having a body rating in excess of the values specified in

    table 2; for valves with a lower body ratinQ,the values

    specified in table 2 shall still apply.

    AZ .

    52 Inside screw

    valves.

    The following types of valve

    shall not be used at service temperatures exceeding

    42 5 C:

    (a) inside screw wedge gate valves;

    :

    Part 1 see

    8s3351. Service temperature

    refers to the temperature of the fluid in the line at the valve.

    NOTE 5. For pressure/temperature ratings for valves supplied for

    use in piping systems with flanges in accordance with BS 4504

    -30 C,

    reference should be made to

    6.2).

    NOTE 3. Valves with a bellows seal may be subject to reduced

    pressure/temperature ratings compared with standard valves

    (see 5.3).

    NOTE 4. Where valves complying with the requirements of this

    standard are to be used at service temperatures below

    :

    Part 2 : 1970 for the particular shell material except that

    class BOO valves shall be in accordance with table 1.

    NOTE 1. There is, however, a temperature restriction on certain

    trim materials (see 33.4 and table 1 1).

    NOTE 2. Inside screw valves are subject to a service temperature

    restriction (see

    Ibf/in2.

    5.

    Pressure/temperature ratings

    6.1 General.

    The pressure/temperature ratings

    applicable to valves covered by this standard shall be in

    accordance with tables PE- 1 to PE-12 of BS 1560

    :

    150; 300; 600; BOO; 1500.

    NOTE. The number in these class ratings represents the primary

    service pressure rating of the valve in

    IInumber.

    4. Pressure classification

    This standard applies to valves of the following class

    ratings

    ONfollowed by

    (DN).A num erical designation of size

    common to all components in a piping system other than

    those designated by outside diameter or by thread size. It

    is a convenient round number for reference purposes and

    is normally only loosely related to manufacturing

    dimensions.

    NOTE. It isdesigneted by the letters

    (3) ball type (for vertical flow).

    NOTE. The

    terms vertical, horizontal and angle relate to the

    axis of the body ends.

    2

    2.

    References

    The titles of the standards publications referred to in this

    standard are listed on page 20.

    3. Definition

    For the purposes of this British Standard the following

    definition applies.

    nominal size

    (2) ball type (for angle or horizontal flow);

    1)

    piston type (for angle or horizontal flow);

    (f)Che ck va l ve s , with bolted, welded or union cover:

    (2) globe (straight angle or oblique pattern), with

    outside screw and yoke, rising stem, bolted or welded

    bonnet, screwed or bolted gland, plug or needle type

    disk, and reduced or standard bore.

    (1) wedge gate, with outside screw and yoke, rising

    stem, bolted or welded bonnet, screwed or bolted

    gland, and reduced bore (compact);

    (e) B e l l ows - sea l e d va l ve s :

    (2)standard bore.

    NOTE. Screwed and socket-weld ends classes 800 and 1500

    only.

    1)

    reduced bore;

    C only:

    pattern),

    inside screw, rising

    stem and handwheel, bolted or welded bonnet, gland

    nut and plug or needle type disk, for use at temperatures

    up to 425

    oblique

    (d)

    G l o b e v al v e s . n c l u d i n g s c r e w d own c h e c k v a l v es

    s t r a i g h t ang l e o r

    (2) standard bore.

    (1)

    reduced bore;

    s t r 8 i g h t ang l e o r ob l i q u e pa t t e r n ) , outside screw and

    yoke, rising stem and handwheel, bolted or welded

    bonnet and bolted gland, plug or need le type disk:

    ve l ve sclG l o b e v a l v e s , n c l u d i n g s c r e w d own c h e c k

    (2Jstandardbore (class 1500 only).

    (1)reduced bore, compact (class BOO on ly);

    C only, and with

    screwed and socket-weld ends:

    v8 l v8s .

    with inside screw, rising stem

    and handwheel. bolted or welded bonnet and gland nut,

    for use at temperatures up to 425

    Wedgegete

    b)

    (1)

    reduced bore, comp act (class BOO on ly);

    and 800 only);

    (2) standard bore.

    ve l ve s ,with outside screw and yoke,

    rising stem, bolted or welded bonnet and bolted gland:

    gete

    a)

    Wedge

    1600

    of the following types.

    (2 in) and smaller in classes

    150.300.600, BOO and

    gate, globe stop and check

    valves with flanged, screwed. socket-weld or butt-weld

    ends, in nominal sizes 50 mm

    8S5352: 1981

    British Standard Specification for

    Steel wedge gate, globe and check valves 50 mm and smaller

    for the petroleum, petrochemical and allied industries

    Section one. General

    1. scope

    This British Standard specifies requirements for forged,

    cast or bar stock steel wedge

  • 8/9/2019 BSI 5352-1981

    11/32

    $Non-preferred size.

    ftanged ends and butt-weld ends;

    B denotes screwed ends;

    :

    A denotes

    A.B.C

    NOTE

    C.

    A.B.C

    5 0 A

    A

    A

    C

    C

    4 0 A

    A

    A

    B.

    9.

    . C

    A.

    A.B.C

    3 2 A

    A

    A

    9.

    C

    B.C

    2 5 A

    A A

    A

    .C

    A.B.C

    2 0 A

    A

    A

    1BW

    8

    B- ---

    10

    B- ---

    15 A A A

    B. c

    600BOB00

    50

    sts.

    DN

    1.

    The above pressure/temperature ratings apply to the

    bellows sealing element and are a minimum requirement for

    valves complying with this standard: bellows ratings higher than

    the values listed above may be obtainable from individual

    manufacturers who should be consulted as to the maximum

    pressure/temperature ratings applicable to their particular

    product.

    NOTE 2. The use of valves et temperatures where the creep

    strength might be the limiting criteria is subject to the

    establishment of a design life.

    Table 3. End type availability according to class

    and size of valve

    Nominal

    Class

    160

    NOTE

    bal

    eu

    55t

    4 7

    3 4

    2 2

    15

    t Primary service pressure.

    03

    59

    6 6

    Be

    126 96

    150

    9 4

    176 9 3

    20 0 91

    22 6 9 0

    25 0 87

    27 6 83

    30 0 7 9

    32 6

    35 0

    37 5

    40 0

    42 5

    46 0

    46 4

    47 6

    50 0

    52 5

    64 0

    7 6

    71

    8 7

    87

    100

    08

    7 5

    60

    0930t038

    >s r

    C

    (2 in)

    7. End types

    Table 3 specifies the types of ends available for each class

    and size of valve covered by this standard.

    X in)

    DN 50

    32*(1% in)

    DN 40

    (1

    (1

    in )

    DN

    Win)

    DN25

    (Xin)

    DN 20

    &in)

    DN15

    DNlO

    f/

    in)

    Valvesof the

    following nominal sizes are specified in this

    standard:

    DN

    1.

    The above pressure/temperature ratings are the

    minimum requirement and valves having ratings in excess of

    these may be obtained from individual manufacturers.

    NOTE 2. The use of valves at temperatures where the creep

    strength might be the limiting criterion is subject to the

    establishment of a design life.

    6. Nominal sizes

    iPrimary

    service pressure.

    NOTE

    kPa.

    100

    /mm2

    6

    1

    03

    55t

    60

    l bar

    133

    132

    130

    129

    128

    126

    122

    118

    110

    103

    9 7

    91

    8 6

    8 0

    74

    7 3

    6 8

    136

    137

    138

    Mr *

    8uvtoo

    ottew

    uto

    5st

    15

    5 0

    63

    22

    129

    128

    128

    125 126

    122

    122

    116

    116

    110 110

    103

    103

    97

    9 7

    89

    91

    81

    8 6

    71

    8 0

    59

    7 4

    55t

    73

    47

    6 8

    34

    130

    129

    130

    132

    133

    132

    135

    133

    137

    136

    138

    137

    rar*

    13s

    >ar*

    Iowloo

    on-ohoak

    &mum

    ted

    i%metybdmwm

    ee l

    ohremtum-I

    bm

    la

    525

    54 0

    150

    176

    20 0

    22 5

    25 0

    27 6

    30 0

    32 6

    36 0

    37 5

    40 0

    42 5

    45 0

    45 4

    47 5

    50 0

    C

    -30t03 8

    6 0

    7 5

    100

    125

    tempronIm

    8uvhm

    valvewb l

    ratlngr

    for

    bellow8

    Preuun/tomporaturo

    ablo

    2.

    valvbsock&weld

    end

    crowod and

    Prouun/temperaturo ratings for class

    800

    BS

    5352 : 98

    Table 1.

  • 8/9/2019 BSI 5352-1981

    12/32

    -

    11.5

    11.0

    15.0

    14.5

    19.5

    19.0

    28.0

    27.0

    32.0

    31.0

    40. 0

    37.5

    4

    -

    VOIVOS

    Standard bore

    mm

    mm

    cheek

    ebo

    and

    valves

    Standard bore

    T

    Clau

    1600

    Wedge gate

    T

    Reduced bore

    mm

    6.0

    9.0

    12.0

    17.5

    22.5

    29.5

    35.0

    _-.-

    6.0

    9.0

    12.0

    17.5

    22.5

    29.5

    35.0

    45.5

    T

    Globe and check valves

    _.

    ...-

    Reduced bore

    Standard bore

    mm

    mm

    6.0

    9.0

    12.0

    18.0

    23.0

    30.0

    36.0

    ~

    Standard bore

    mm

    6.0

    9.0

    12.0

    18.0

    23.0

    30.0

    38.0

    46.5

    -.

    Wedge gate valves

    150.3oo.600

    and 800

    .

    mm

    3.0

    3.0

    5.0

    6.5

    8.5

    11.0

    15.0

    18.5

    Classes

    alVeS

    Globe needle

    port

    diameter and seat bore

    _.

    Minimum

    __

    ...

    .

    Gene .

    The outside diameter or dimension across

    flats of body ends for all types of screwed-end and

    socket-weld end valves shall be not less than the

    minimum values specified in table 6 for classes 800 and

    1500.

    9.4.2

    Socket-weldends.

    Socket-weld end valves shall

    have circular ends and end faces machined square to the

    axis. Socket details shall comply with the requirements of

    BS 3799.

    9.4.3 Screwed ends. Screwed-end valves shall be of an

    appropriate shape to facilitate tightening and shall have

    either hexagonal or circular ends. The ends shall project

    clear of the body to permit the effective use of a pipe

    sea1bore shall

    comply with the values specified in table 5.

    9.4

    Body ends

    for screwed-end and socket-weld end

    valves

    9.4.1

    portdiameter and

    Port diameter and seat bore. The body end ports

    shall be circular. The

    bon

    mm

    5.2

    6.1

    6.7

    7.5

    7.8

    8.6

    9.3

    Stondwd

    ctou

    1600

    bo n

    mm

    mm

    3.3

    3.0

    4.1

    3.3

    4.8

    4.1

    5.6

    4.8

    5.8

    5.6

    6.1

    5.8

    7.1

    6.1

    7.5

    7.1

    nduoed

    ow

    undard

    l

    00

    n d

    oa

    o.

    300.

    lassas

    1

    thlokneual

    onne

    nd

    adv

    lnlmum

    10

    15

    2 0

    25

    32

    4 0

    50

    t

    8

    rho

    DN

    NCAM

    thanthat

    specified in table 4.

    Table 4. Minimum body and bonnet wall

    thickness excluding pipe

    nds)

    Ihe exception

    of pipe ends, the minimum wall thickness of body and

    bonnet, measured at any point. shall be not less

    thiaknoas. Withrllonnet

    Ihs

    maximum pressure ratings. lo minimize pressure loss and

    to minimize corrosive and erosive effects.

    9.2 Body and

    resistoenerel.The shell shall be designed

    Saction two, Design

    9. Shall

    9.1

    ._

    ....

    40

    5 0

    .

    2 5

    32

    Nominal size

    DN

    8

    10

    15

    20

    __

    _

    packaging (see 44.6).

    Table 5. Minimum port diameter and seat bore

    (0)Requirements for special

    43J.lruee

    leekagerate isrequired for

    check valves (see

    1ostea1lower

    (n)

    Whether

    41).

    (ml Whether any additional markings are required (see

    clause

    (1)Special material requirements for valves in highly

    corrosive environment or for low temperature service

    (see clause 37).

    C.

    or for other special operating

    conditions (see clause 35).

    -30 C or above 400

    (k)Material for bonnet/cover bolting, if required for

    operation at process design temperatures below

    (j)State if any special packing is required, and specify

    packing design temperature, if above 400 C, or if the

    desiyn pressure is above 50 bar (see clause 34).

    li)The nominal trim material (see clause 33).

    (h)

    The bellows material (see clause 32).

    25).

    bonnet/covergasket type (see

    clause

    (Q) The body and

    (1)The body and bonnet/cover material (see clause 23).

    (e)

    Stuffing bon requirements for bellows seal valves

    (see clause 17).

    16).

    id)

    Whether a particular form of disk is required (see

    clause

    (see22.1).

    9.8).

    or a union nut for check valves

    (cl

    Whether a bolted or welded bonnet/cover is

    required (see

    state the pipe

    schedule number or wall thickness. and outside

    diameter (see clause 9.7).

    (3) If screwed ends are required, state form of thread

    required (see 9.4).

    (2) If butt-weld ends are required,

    (1) If flanged ends are required, whether welded-on

    flanges are acceptable, and type of facing (see 9.5).

    (b)Whether screwed, socket-weld, flanged or butt-weld

    ends are required (see clause 7).

    l(4.6and 9.3).see clauses

    (a)

    Type, class rating and nominal size, standard or

    reduced bore

    state

    in his enquiry and

    purchase order, the following.

    stsndard,

    The purchaser shall

    mayrequire features which depart from thisurcheser

    alternalives and

    the

    permit

    purchasar

    Certain clauses of this standard

    5352: 1981

    8. Information to be supplied by the

    BS

  • 8/9/2019 BSI 5352-1981

    13/32

    D

    or less is deemed to be horizontal.

    Globe valves shall be designed to be suitable for

    installation in either direction of flow but the preferred

    direction of flow for globe valves shall be from

    under the disk.

    13. Nameplate

    The nameplate shall be located on top of the handwheel,

    the side of the yoke or the side or top of the cover, or,

    provided that the minimum thickness shall be retained, by

    drilling or pinning to the wall of a pressure-containing part

    14. Wedge

    The wedge of wedge gate valves shall be of the solid type

    with integral or deposited faces. The sharp outer edges of

    the seating surfaces shall be removed to prevent scoring

    of the body seating surfaces.

    5

    (/,in)

    nominal size), BS 1769, BS 3692 or BS 4190 except

    that a square head, side head and tee head bolts are

    acceptable.

    12. Direction of flow

    If check valves of the vertical or angle pattern are used.

    the flow shall be in the upward direction.

    NOTE. For the purposes of this standard, any line with a slope

    (upward or downward) of 5

    4882,BS 1768 (below 12 mm

    Inthe flange

    on the bonnet/cover neck, and secured by a nut if

    required.

    Bolts, stud bolts and nuts shall be threaded metric or UNC

    and the dimensions of the threads shall comply with the

    requirements of BS

    (e)headed bolt passed through a plain hole

    (d)stud bolts screwed into a tapped hole in the flange

    on the bonnet/cover neck and secured by a lock nut;

    (c)

    stud bolt passed through a plain hole in the flange on

    the bonnet/cover neck and secured to the flange by

    two nuts;

    trunnion, forged or cast with the bonnet/cover;

    (b)swing bolt having an integral eye mounted on a

    followmg types:

    (a) hinged bolt secured by either a headed bolt passed

    through the eye and secured by a nut, or a pin passed

    through the eye and effectively secured;

    :

    Part 1 or BS 4439 as regards

    dimensions and BS 4882 as regards materials.

    NOTE. Studs need not be of the wrench fit type.

    11.3 Gland bolting shall be one of the

    (UNC) or BS 4439 (metric) to the tolerance Qrade

    specified in BS 4882. Studs shall comply with the

    requirements of BS 2693

    :

    Part 1

    in shall be screwed in accordance with BS 2693

    (X

    in)

    diameter. Stud bolts and nuts shall comply with the

    requirements of BS 4882 except that any bolting smaller

    than

    aring joint, that the

    pressure acts through the pitch circle of the ring joint.

    Bonnet/cover flange bolting shall be of the stud or stud

    bolt type. Not less than four bolts shall be used in any

    flange and no bolting shall be less than 10 mm

    that the pressure acts upon an area circumscribed by the

    outside periphery of the gasket or, for

    N/mm2.

    assuming

    the primary service pressures

    given in clause 6 shall not exceed 62

    stressin bolting material for

    bonnet/cover flanges at

    pipelme

    or pipe fitting.

    11.2 The working

    boltinQ

    forming part of the valve and is not concerned with bolting

    for flanged connections between the valve and a

    irconcerned only with that

    11.Bolting

    11 .l This clause

    bontaet/cover shall be of a type that confines the

    Qasket.

    10.

    Backseat face

    A backseat face shall be provided for wedge gate and

    globe valve?

    (b)if specified on the purchase order, welding

    complying with the requirements of BS 3351.

    9.9 Flanges between body and bonnet/cover. For

    bonnet/cover attachment by bolting, the mating flange

    between the body and bonnet/cover shall be of a suitable

    shape to provide adequate strength. The joint between

    body and

    11);

    or

    1600

    mm

    38

    45

    55

    62

    75

    80

    9.8 Attachment of bonnet/cover. The bonnet or cover

    shall be attached to the body by means of i ther :

    (a) bolting (see clause

    dimonrion

    across flats of body ends

    Class 800

    mm

    22

    25

    32

    38

    45

    55

    62

    75

    Class

    (b)the pipe wall thickness and outside diameter.

    Table 6. Minimum outside diameter or dimension

    across flats of body ends

    Nominal size

    DN

    8

    10

    15

    2 0

    2 5

    3 2

    4 0

    5 0

    T

    Minimum outside diameter or

    c )

    welded to the body, if agreed between manufacturer

    and purchaser.

    The welds of end flanges attached by butt welding shall

    comply with the requirements of BS 3351. The

    attachment of flanges by other welding processes shall be

    the subject of agreement between the manufacturer and

    the purchaser.

    9.6 Face-to-face and end-to-end dimensions.

    Face-to-face dimensions for flanged-end valves and

    end-to-end dimensions for butt-weld end valves and

    ring-joint end valves shall conform to the dimensions

    specified in BS 2080.

    9.7 Butt-weld ends. Butt-weld ends shall conform to the

    details specified in appendix D. For butt-weld ends, the

    purchaser shall state e i t h e r :

    (a) the pipe schedule number and outside diameter; or

    (b)cast integral with the body;

    o r

    :1970.

    End flanges shall be e i t h e r :

    (a) forged; o r

    :

    Part 2

    :

    Part 2. The type of flange

    facing shall be specified by the purchaser and shall be one

    of the types shown in figure 1 of BS 1560

    tlanges.

    End flanges shall comply with the

    requirements of BS 1660

    5B or ANSI 82.1 unless otherwise stated

    by the purchaser.

    9.5 End

    rhsll comply with the requirements of

    BS 3799. The thread shall be in accordance with either

    API Standard

    spsnnere complying with the requirements of

    BS 192.

    Thread lengths

    across

    flats dimension shall be suitable for use with

    open-ended

    5352: 1981

    wrench. For screwed-end valves with hexagonal ends the

    BS

  • 8/9/2019 BSI 5352-1981

    14/32

    I

    6

    5.0

    6.0

    width

    mm

    7.0 up to and including 9.5

    Above 9.5 up to and including 12.5

    Above 12.5 to and including

    p

    19.0

    Above 18.0

    mm

    2.5

    3.0

    packins

    stem diameter

    Nominal

    -

    12.5

    16.0

    16.0

    19.0

    19.0

    20.5

    Table 10. Packing and stuffing box dimensions

    Nominal

    Standard bore

    mm

    soil

    IOsa

    1

    Raduced

    bon

    mm

    mm

    8.0 8.0

    9.5 8.0

    11.0 9.5

    12.5 11.0

    14.5

    12.5

    16.0 14.5

    19.0 16.0

    19.0 19.0

    aD0

    and BO O

    Standard bore

    160,300.

    lanes

    dbmotor

    Jze

    DN

    8

    1 0

    15

    20

    25

    32

    40

    50

    Minimum stem

    14.5

    12.5

    17.5

    40 16.0

    14.5

    19.0

    50 19.0

    16.0

    20.5

    Table 9. Minimum stem diameter for globe valves

    born

    mm

    mm

    mm

    8 7.0

    7.0

    10 8.5

    7.0

    15 9.5

    8.5

    12.5

    20 11.0

    9.5

    14.5

    25 12.5

    11.0

    16.0

    32

    Roducod

    ore

    8 t M dwdbo m

    Standard

    Booleu 1

    oond

    0060,3oo.

    la8s.a

    diwnotarteminlmum

    aI20

    DN

    Nomlnal

    8.Minimum stem diameter for wedge gate

    valves

    25

    1.6

    32

    1.5

    4 0

    2

    5 0

    2

    Table

    trawl

    mm

    mm

    8

    10

    16

    20

    Jzeore

    MInImumwearoo tomhul

    Tsble 7. Minimum wear travel

    in

    table 10.

    spactfiedacking widtha88than six times the nominal

    ba nottuffing box shall

    specifiad in table 10 can be

    accommodated. The depth of the

    packing size

    dlamatar shall be such

    that the

    sram

    batwaenthe

    stuffing box diameter and the

    relationshipaflatbottomad. Tho

    intagralwith tha bonnet/cover

    and shall

    ba

    beingof radused form. The stem shall be

    such that the disk cannot become detached in service.

    Retention shall be by an effective method.

    17. Stuffing box

    The stuffing box shall

    radiused

    form, and shall be such that the disk cannot

    become detached in service. Retention shall be by an

    effective method.

    16.7 Stems on needle valves shall have the disk as an

    integral part or alternatively shall be such that the needle

    can articulate to permit correct alignment with the seat,

    the thrust point

    stem and wedge.

    Threaded or pinned connections between the stem and

    the wedge shall not be used. The design of outside screw

    stems shall be such as to prevent the wedge leaving the

    stem, or the base of the stem turning in the wedge during

    operation of the valve. Stems for inside screw valves shall

    have an integral end in the form of a button which rotates

    during operation of the valve.

    16.6 The design of the stem disk attachment on globe

    valves shall be such that the disk can articulate to permit

    correct alignment with the seat, the thrust point being of

    teehead, fitting into a slot in the top of the

    wedge to provide flexibility between the

    keyway or other suitable

    means.

    16.6 Stems on gate valves shall have an integral end, in

    the form of a

    e.Q.a square end,

    stem shall have a bevelled, spherical or flat seat

    machined on it to seat on to the backseat when the valve

    is fully opened or. for globe valves, the seating shall be on

    the stem or on the disk nut.

    16.3 Stem threads shall be of ACME or other trapezoidal

    form for stem diameters 12 mm and above. For smaller

    stem diameters the choice of thread shall be at the option

    of the manufacturer.

    16.4 On inside screw gate and all globe valves the stem

    shall be of sufficient length to ensure that the handwheel

    stands clear of the yoke when the valve is in the worn

    closed position. The upper end of the stem shall be

    provided with positive and adequate location for mounting

    the handwheel,

    sterndiameter, measured where it

    passes through the p acking, shall be a8 specified in

    tables 8 or 9 for wedge gate and globe valves

    respectively.

    NOTE. These minimum stem diameters may not be adequate for

    all seating designs. stem materials and service conditions.

    16.2 The

    (see 9.3).

    16.

    Stem

    16.1 The minimum

    seat shall be at least equal to the area

    through the seat

    hbecoming

    detached in service. Where a disk nut is used it shall be

    securely locked in place.

    When in the fully-opened position, the net area between

    the disk and the

    ba

    retained on the stem in

    such a way as to prevent any possibility of

    bythe purchaser. the needle-point type.

    either loose or integral with the stem.

    When assembled. the disk shall

    c )

    if specified

    (bJthe

    plug type; or

    a the flat-faced type;

    or

    ei therisk of globe valves shall be of

    ba in accordance with table 7.

    16. Disk

    and disk nut

    The

    teehaad of the stem, The minimum values of

    wear travel shall

    racelvo

    the

    button or

    aslot at the top to

    wedge

    shall be provided wlth

    soots.

    The

    nsura

    re-entry between the

    pravrnt rotation

    and to

    Qulded

    in the body toadge shall be

    5352: 1981

    Tha

    BS

  • 8/9/2019 BSI 5352-1981

    15/32

    Mn are the carbon and manganese contents respectively, in percent.

    7

    %, for

    carbon-manganese steels.

    C and

    k C++F

    to be not greater than 0.41

    X%

    molybdenum steel;

    (b)

    0.15 % maximum, for 5 % chromium

    (a)

    0.25 % maximum, for carbon and

    carbon-molybdenum steels;

    :

    8s

    970.

    All pressure-containing parts involved in welding

    operations shall have the carbon content restricted as

    follows

    :

    Part 2, except that flat covers

    may be made from plate complying with the requiremen

    of BS 1501 provided that it has the same nominal

    composition as the shell,

    NOTE. Bar stock m aterials for bodies and union nuts should be

    selected from BS 1502, BS 1503 or

    Vert icelpat tern.

    These check valves shall be provi

    with guides that shall be integral with either the seat,

    body or co ver. The travel of the ball shall be limited by a

    grid or by other suitable means, which shall permit

    adequate flow when the ball is in the fully-opened

    position.

    Section three. Materials

    23. Shell

    The material for the body and bonnet/cover shall be

    specified in the purchase order and shall be selected fro

    those listed in BS 1560

    (b)

    Quide shall be separate fro

    the cover, closed at its upper end and be provided wit

    metric tapped hole or other means to facilitate remov

    The guide shall be located in position between the bo

    and cover flanges.

    The guide shall be correctly located relative to the bod

    port by a dowel or other positive means.

    p8 t t e r n .These check valves shall be

    provided with a removable guide to locate the ball

    throughout its travel. For union or welded cover valve

    the guide shall be integral with the cover.

    For bolted cover valves the

    Horizonlal

    8811

    ype.

    (a)

    fulllength of piston travel.

    22.32

    Quidanceover the

    10ensure

    effective

    f ype .

    Piston-type check valves shall have

    integral or separate guide of sufficient length

    be at least equal to the area

    through the seat.

    22.3 Piston and ball guides. The design of piston and ball

    guides shall be as specified in 22.3.1 and 22.32

    respectively.

    22.3.1

    Piston

    ba used.

    When in the fully-opened position the net area between

    the ball and the seat shall

    cushioning effect is obtained. A

    single point contact shall not

    type.The design shall be such that at the top

    end of travel of the ball a

    Ball

    netarea between

    the seating face and the seat shall bs at least equal to th

    area through the seat.

    22.22

    poaition,the

    dashpot.

    The piston shall be of sufficient length to ensur

    its affective guidance over the whole distance of its trave

    When in the fully-opened

    Q&e.with a bleedhole, so as to make an effective

    partshall fit Into tha shell orylindricalestingface. Tha

    iashaped to form a

    piatonshall be in the form of a

    cylinder. the lower end of which

    ryw.Thoisron

    1981

    222.1

    lieof 10 000 cycles for globe valves and

    2000 cycles for wedge gate valves where one cycle is

    specified as fully open to fully closed to fully open.

    The suitability of the bellows assembly design shall be

    demonstrated by means of prototype tests upon

    representative samples in accordance with appendix C.

    22. Check valves

    22.1 Covers. Valves shall be provided

    with bolted or

    welded covers or union nuts, as specified by the purchaser

    (see also 9.8). If union nuts are used they shall be of

    hexagonal or octagonal shape.

    NOTE. The outer

    surface of the union nuts need not be machined.

    Union joints shall be of the male and female type with a

    gasket

    222 Check mechanism. The check mechanism shall

    either be of the piston type as specified in 222.1 or of the

    ball type specified in 22.22.

    BS 5352 :

    spline

    or similar arrangement.

    The design of the bellows and attachment shall be such

    that the valve head assembly is capable of a minimum

    cycle

    teeheed or button, the whole of the stem,

    back seating arrangement and stem packing shall be

    isolated from the line medium by a flexible metallic

    bellows.

    The bellows shall be attached to the bottom end of the

    stem and the body or bonnet by welding. Globe valve

    stems shall be prevented from rotating by provision of a

    Shallbe closed by turning the handwheel in a clockwise

    direction. The handwheel shall be suitably marked with an

    arrow and the word OPEN or CLOSE or SHUT (as

    appropriate) to indicate the operating direction of rotation.

    202 The handwheel shall be secured to the yoke sleeve

    or stem in such a way as to preclude loosening in service.

    21. Bellows seal

    Except for the

    bepreferably of a spoked

    design with knobs or studs projecting beyond the outside

    diameter of the wheel to provide an effective grip. Valves

    sectring. If fitted, the body seat ring shall be

    secured in such a way that it cannot loosen in service. The

    seat ring in globe valves shall be screwed in and either

    shoulder-seated or bottom-seated and provided with lugs,

    slots or a hexagon socket to facilitate removal. The

    dimension of the seat bore shall be as specified in table 5.

    20. Handwheel

    20.1

    The handwheel shall

    or

    (c)

    in

    the case of steel shells, a hard faced deposit.

    19.2 Body

    (b)a separate insert;

    eIthK

    (al integral with the body shell; or

    eeetThe body seat shall be

    S,

    Body seat and body seat ring

    19.1 Body

    surfeces.

    19.3 Yoke buah. The yoke bush on globe valves shall be

    either screwed or otherwise fitted into the yoke and

    locked in position.

    1

    sleeve. The yoke sleeve on wedge gate valves

    shall be machine finished on all contact

    effectively on to the

    bonnet.

    16.2 Yoke

    yoke

    bush

    16.1 Yoke. The yoke shall be either integral with the

    bonnet or screwed and secured

    and

    loove

    oke

    8. Yoke,

  • 8/9/2019 BSI 5352-1981

    16/32

    ES 970-3 10S24.

    34. Stem packing

    A general purpose material suitable for the full

    pressure/temperature range of the valve shall be

    supplied. The packing shall contain a suitable corrosion

    inhibitor. Graphite impregnated or coated packing shall

    not be used on valves with stainless steel shells or trim

    materials unless suitably inhibited.

    NOTE. This does not preclude the purchaser specifying a

    particular packing.

    8

    BS 970-3 1 OS24 is specified, the material

    shall be supplied in accordance with the general clauses

    of BS 1503 or BS 1506, as appropriate. The chemical

    composition and mechanical properties shall be in

    accordance with

    (sea

    Table 11 for the materials affected).

    33.11 Where

    ndardrersLanufa 83/CR 13 shall be of the

    seatin surfaces other

    than CR

    matinardness betweeniirential

    N/mmz.

    33.10

    (R,) not less than 205

    Table

    11.

    33.7 Finished stems shall have a hardness not less than

    200 HB.

    33.8 The steel supplier shall supply a certificate of

    compliance stating that the material conforms with the

    requirements of the standard.

    33.9 Material intended for the manufacture of stems shall

    have a yield stress

    56 HB;

    (b) for other trims. the appropriate minimum hardness is given in

    less

    than

    ahres,

    of not

    h&

    body

    seat

    and ball, in the case of ball

    betwsen

    alves,

    and

    ets edgease ofheutfaaaa in

    b&men

    mating body and wedge seat

    ffferance

    in hardness

    256 HB minimum with

    a

    CR 13 and Cu-Ni, IS

    specrfied, either material shall be used for the body seat

    surface. The other material of the combination shall be

    used for the wedge, d isk, piston or ball surface.

    33.4 Stems shall be wrought material.

    33.5 The temperature limitations of certain trim material

    will restrict the pressure/temperature ratings of the valve

    to which they are fitted.

    33.6 Seat surfaces shall have:

    (a) for trim with symbol CR 13, a hardness of

    matenal shall be selected from among

    those listed in table 1 1 under nominal trim symbols,

    33.3 If a combination trim, e.g.

    (2)

    ptston or ball seat surface.

    33.2 The trim

    (1)

    body seat surface;

    (c)

    check valves,

    (1) stem;

    (2) body seat surface;

    (3) disk seat surface;

    (4) disk nut.

    valves;b)globe

    I

    stem;

    (2) body seat surface;

    (3) wedge seat surface.

    1

    g t

    valve;

    wedge

    a

    comprtse the following:nmshall

    3072.NAt4

    33. Trim

    33.1

    BS

    3072-NAl6

    ekoyt

    BS

    mckel-chromrum-iron

    nn9rel-rronchromrum.

    molybdenum-coppmr alloys*

    NA 14

    NA16

    1501-347817s

    tabilrzedlniobium

    tool

    chromium-nlckel

    urtmnitrc

    tabihred

    t601-304512S

    terl

    chromrum-

    nickel

    Unrtrbrkzed

    uatonmc

    lnconel600.Known as

    lncoloy

    825.Known as

    1501-316St2

    S

    (2X%

    molybdenum)

    chromium-nickel-

    molybdenum steel

    1501-32tS12

    Austenitic

    ES

    tabikzed)

    chromrum-nickel

    steel (titanium

    austenuic

    qualrty

    and a melting point

    above 955 C.

    31. Gland

    A one-piece gland or any other gland flange shall be of

    steel. The bushing of a one-piece bushed gland or the

    gland proper of two-piece gland shall be made of a

    material having a melting point above 955 C.

    32. Bellows

    Bellows material shall be selected such that the maximum

    service temperature is below the creep range.

    NOTE. Typical material for bellows are as follows.

    Material

    Corresponding

    British

    Standard

    specification

    Stabilized

    C .

    Grey cast iron shall not be used. If carbon steel is used it

    shall be suitably protected against corrosion.

    30. Yoke bush or sleeve

    The yoke bush or sleeve shall be of non-rusting metal

    having a suitable bearing

    porn1above955

    (seealso clause 37).

    29. Handwheel and yoke bush/sleeve retaining

    nut

    The handwheel and yoke bush/sleeve-retaining nut shall

    be of a material having a melting

    Iron

    iron

    or nodular

    (se0also clause 37).

    28. Handwheel

    The handwheel shall be of steel. malleable

    steel

    trim.

    27. Yoke

    Any yoke separate from the bonnet shall be of carbon

    gridplates shall be of a material

    not Inferior to that of the normal

    Disk-rotaimng nuts and

    Its

    seating face and also its guides

    shall be of a material at least equal to that of the shell.

    drfferent

    from

    either integral or

    weld deposited seating surfaces. Any component with

    material

    disk.piston or ball shall have

    corrosronresistance as that of the

    shell.

    26. Wedge, disk, piston or ball

    The wedge,

    surtablo

    for the pressure/temperature

    rating of the valve. Any metallic part of the gasket shall

    have at least the same

    (c) soft iron.

    The gasket shall be

    tacketed asbestos; or

    b)

    starnloss stool

    ES 3381; orn

    pecrfied

    s8)

    eitherod y

    and bonnet/cover gasket shall bo

    Body and bonnet/cover gasket

    Tho

    mfenorto the shell material.

    26.

    soattngsurface shell not be

    11srom

    rfferent

    etsnal)ng made of

    ES5352

    : 1981

    24. Body seat ring

    A

    body seat

  • 8/9/2019 BSI 5352-1981

    17/32

    wfaoaoot etweott

    urdrtw

    ifforetttiel

    percent

    NOTE 5. A

    rnimum.

    0 7C

    ruportron

    5

    ht

    rr

    tanium

    y

    ubstituted

    manufactur

    attenpurchaser andgreement

    y

    OTE 4.

    spe&ed.

    quoements

    treatment.

    NOTE 3. No hardness

    hear

    mal

    ar1

    after

    murhed

    IhuI

    rttarr:orl

    arrlnors

    to be

    urhtr:o

    eotintr

    tenl

    is required and the

    or

    which the

    uPPker

    the purpose

    Ihe

    Steel

    nrlviso

    nnutacturers

    hrr

    valveOfE2. It is recommended, in the case of material forseat surfaces, that

    appliceble

    for stems, see 33.4

    .

    Not

    200

    NOTE

    13Cr

    see

    33.7)

    15034lOS21

    S

    33.8)

    ree 33.7 and

    192-F8a

    s97041OS21

    70-30

    vi-cu

    Ni-Cu

    HF-Ni

    Al

    1

    BS 307 1ole

    see

    33.901ee

    we

    note 31

    350

    (see

    33.10)

    78-l

    1

    Ni-Cr

    350

    8-26-5

    Co-Cr-W

    70-30

    Ni-Cu

    Ke

    33.31

    hloe

    33.10)

    200

    R

    and

    13Cr

    300

    1re*

    33.7 and note

    5034lOS21s

    nd

    note

    21

    ee 33.7.33.8

    92-F6a

    S97041OS21

    A

    217CA15

    2oc29S1504

    2)

    Cu-Ni

    13Cr

    Manufacturers standerd with nickel 30 % minimum

    free 33.7 and note

    15034lOS21

    s

    42oc29

    snd note 21

    92-Ffte

    3Cr

    200 ES 1504

    (see

    33.3)

    Al

    Al82-F683Cr

    13Cr

    A13

    end

    Cu-Ni

    _j

    200

    1751see33.10)

    33.10)

    see

    61

    250

    zl toto

    I

    HF

    I3.1)

    and 33.11

    see

    88-26-6

    cr-co-w

    2520

    Cr-Ni

    AlEI-F310

    5-20

    Cr-Ni

    Al92-F318

    25-20

    18-10-2

    18-10-Z

    Cr-Ni-Mo

    Cr-Ni-Mo

    1510-z

    18-9

    Nb

    Cr-Ni-Nb

    Cr-Ni-Nb

    19-8Nb

    192-F347

    8-E Nb

    1504316C16

    nors

    41

    es

    lsee

    347c17

    s

    1504

    347c17504

    31

    9s

    (see

    note

    (see

    note 31

    3)s00

    note

    31see

    note

    3)

    see

    note

    31

    ree note

    3)

    3)

    (see note

    Ire0note

    Al92-F321

    0-0Ti

    Cr-Ni-Ti

    Cr-Ni-Ti

    158Ti

    19-9Ti

    CR13

    0s97031os24

    Isee 33.91

    1503316S31

    Isee

    33.9 and 33.9)

    BS

    -CFEM 05970316516

    (see33.9)

    A351

    1503347s31

    33.9)

    9s

    (see

    33.9 and

    0.5

    970347517351-CFBC

    33.9)

    see

    1503321S31s

    (see

    33.9 end 33.91

    BS97032lS12

    21see

    33.7 and note

    15034lOS21S

    33.7.33.9

    and note 21

    see

    I

    02-FBa

    85970410521

    Al

    217-CA152oc29s150466 33.6)

    200

    3Cr

    13Cr

    4wi6n aan6

    I

    ot5

    1

    soe

    sstln6s

    swfeces

    e t

    urfsses

    Sect

    wmbol

    mm

    1

    soocifioe6ms

    etwiel

    ppmprlete

    a

    aim

    material

    4

    Table 11. Vahm

  • 8/9/2019 BSI 5352-1981

    18/32taquitad by the purchaser.thetwisenktss

    certificate

    whichever is the lesser.

    10 Bellows shall be tested in accordance with appen dix C.

    NOTE 2. This may be covered by a manufacturer s

    Part

    1 or 1.5 (for the

    shell) or 1 .l (for the seat) times the manufacturer s bellows rating

    rxoduct has been manufactured in

    purchase order.

    For bellows sealed valves the hydrostatic shell and seat test

    pressures shall be as specified in BS 6755

    the

    enqurry or

    bv the

    manufacturer

    that

    rntneurcnaser

    clarm

    valves this should be specified by the

    In

    relation to a product is aarkmg BS 5352 on orNOTE.

    -

    for

    check

    ower_seat

    test leakage rate is required

    I).

    NOTE 1. If a_

    :Part

    E

    shall apply for check

    valves (see BS 6755

    vafves

    and rate

    ValvOS

    including bellows sealed

    Seat test leakage a rate A shall apply for ate and globe

    table 1 la of this standard.

    The test duration shall be 15 s for each test.

    Pan1 and766:coordanoa with BB

    ospatoh

    in

    manufaotunr

    before

    the

    y

    ested

    rauure

    prosawe testing

    All valves shall

    fiva.Tasting .

    43. Product

    Qction

    (c)

    class rating.

    (b)they are in accordance with BS 5383.

    42. Omission of markings

    Where the size or shape of the valve body precludes the

    inclusion of all the required markings, some of the

    markings may be omitted from the body provided that

    they are shown on the identification plate.

    The sequence of omission shall be:

    (a) nominal size;

    (b) manufacturers name or trade mark;

    ___-

    41. Additional markings

    Additional markings may be used at the option of the

    manufacturer or at the request of the purchaser provided

    that:

    (a) they do not conflict with any of the markings

    specified in this standard;

    HF

    Seat CR 13 CR13

    CRl3-HF-CR13oredgeHFor

    _~_...__

    CR13

    Stem CR 13

    identrfrcationare:rim

    (1)

    piston or ball;

    (2) seat.

    Examples of valve

    (1)stem; (2) disk;

    (3) seat.

    Check valves:

    (11stem;

    (2) wedge; (3) seat.

    Globe valves:

    Trim material shall be

    Indicated in the following order using the appropriate

    symbol from table 1 1.

    Gate valves:

    identificafionrimc)Valve

    todetsrmrns

    the

    pressure/temperature rsting of the valve from the

    manufacturers technical data.

    Where the valve is subject to special

    pressure/temperature limitations, e.g. bellows sealed

    valves, this shall be so indicated.

    be

    used

    ay

    dentrfrcrtion

    hus

    interchangeability

    parts.

    NOTE.

    tn

    design, detail. dimensions and material, and thet have

    fbl

    the manufacturers figure or number identifying the

    valve in all respects. The same figure or num ber shall,

    therefore, only be used for valves that are identical

    certificrttonmarks

    epproprrrte

    authority for other

    o

    tha

    SI

    or

    dminrstarad

    by

    cettihcrtton

    marks

    f

    ssa

    the

    %

    iertr HP2

    empstend.

    Hemelrylrndr Avsnur.

    nrtctutron.

    rmsh

    Standards

    rrrctor.

    eddressed

    to the

    larmr

    should be

    upport

    such

    ertiltcstron

    to

    partv

    1third

    vsrlebrlrty

    he

    s

    to

    nqurnar

    erponrrbllrty.

    manufrcIursr8

    herefora

    ulalv tha

    8

    lsrm

    uch

    a

    f

    rtrndsrd The accuracy

    equrremsnts

    01 thr

    ith

    theccordance

    8S5352.

    ritish

    Standard, i.e.a)The number of this

    (g)Arrow to indicate direction of flow (globe and check

    valves only).

    40. Identification plate marking

    Identification markings shall include the following:

    RSpL.

    This

    identification shall be placed on

    the rim of both pipe end flanges or the bonnet/cover

    end flange of the body as applicable and on the outside

    periphery of the ring. In the case of non-standard ring

    joints for body/bonnet flanges the flange and ring shall

    be marked

    R25L

    bonnet/coverflanges

    grooved for ring joints and the rings to be used with

    them shall be marked with the corresponding ring

    number (e.g.

    (1)

    Pipe end flanges and body to

    le)

    Melt identification IS required on all

    pressure-containing steel castings in an unmachined

    location.

    (d)Manufacturers name or trade mark.

    :

    1970.Part 2

    symbol

    specified in appendix D of BS 1560

    (c)Shell material identification, i.e. the standard

    ratmg

    (e.g. 300).b)Class

    Nommal size (e.g. DN 15).

    rn

    clause 40. The body marking shall state the

    following.

    la)

    distmct from the identification plate referred

    to

    spocrfred in clauses 39 to 42.

    39. Body markings

    Body markings shall be integral with the body or on a plate

    securely fixed to the bod y. If on a plate, this shall be

    separate and

    markrng

    dentifrcatron

    plate

    purchaser and the manufacturer.

    Section four. Marking

    38. General

    Each valve shall be clearly marked with the body and

    specrficatron

    for all parts shall be subject to agreement

    betweon the

    servtce.

    the material

    corrosrve services or

    onvrronments. or for low temperature

    specifrod for highly

    accsptabla.

    37. Special applications

    If valves are

    ore

    lummrum

    matertal to the manufacturers

    standard.

    NOTE. Brass end

    corrosion-resrstant

    matonal and attachment shall be of

    steals shall not be used.

    36. Nameplate

    The namoplats

    tensrle

    strength. Free-cutting carbon

    /mm?

    Inthe purchase order.

    material for gland and yoke bolting shall be steel of at

    least 430

    otherwrse specified

    in.

    36.2 Unless

    BS4882. for bolting equal to or

    greater than

    87/2Hofrsdob)

    Hin;oltrngless than506-621 A, forSa)

    metenal shall be:

    oltrng

    rnthe purchase order,

    body and bonnet/cover

    spec~hotftherwrso

    BS5352: 1981

    36

    Bolting

    36.1 Unless

  • 8/9/2019 BSI 5352-1981

    19/32

    d

    -ydrostatk

    seat

    pr@8SU?O

    J

    LOW

    d

    Pnoumrtic

    Scot

    Hydrostatic

    d

    J

    d/

    Hydrostrtlc

    Backseat

    \/

    sealed

    gate and

    globe

    ;

    Bellows

    /

    Check

    L

    Globe

    type

    Gate

    VIlV@

    pressure

    tests

    laafter clause 43.

    Table 1 la. Required production

    ollow+g new table

    New table la

    Insert the

  • 8/9/2019 BSI 5352-1981

    20/32

  • 8/9/2019 BSI 5352-1981

    21/32

    Typicalwedge gate valve (outside screw)

    -weld end

    1 1

    DodY

    18 Seat

    1 9

    Wedge

    Item 8 may be welded or screwed to the yoke.

    Figure

    1.

    15 Bonnet

    16 Body/bonnet gasket

    17

    IO

    Gland stud

    11

    Yoke

    12 Gland packing

    13 Body/bonnet stud

    14 Body/bonnet nut

    9

    Swing bolt retainer+

    9

    Gland

    pan

    Sleeve nu t

    2

    Handwheel

    3

    Nameplate

    4

    Stem

    5

    Sleeve

    6

    Gland nut

    7

    Gland swing bolt

    ref.

    Name ofart

    art

    A

    Part ref.

    Name of

    a

    Q

    13

    BS6362:

    E z

    we d

    end

    fo

    matter during transit end storage

    44.6 When special packaging is necessary, the purch

    shall specify his requirements.

    the closed position when derpatched.

    44.6 Body ends shall be suitably sealed to exclude

    vslver wedges and disks shall be

    6).

    44.4 Gate and globe

    Section

    BS 1133

    vetves.machined or threaded surfaces shall be coate

    with an easily removed rust preventive free

    ba

    left in their natural state

    44.3 With the exception of aurtentic stainless steel

    mmimize the possibility of deterioration

    during transit and storsge.

    44.2 Unmachined external aurfeces shall be rust-proofed.

    except for austenitic stainless steel valves, which shall

    asto

    pmperation

    44.1

    After testing. each valve shall be drained, cleaned

    and dried, prepared and suitably protected for despstch in

    such a way

    deepatch

    44. Deapatch

    Section six. Preparation for

  • 8/9/2019 BSI 5352-1981

    22/32

    Bodv

    Figure 2. Typical wedge gate valve (inside screw)

    13 Wedge

    14 Seat

    15

    I

    Handwheel nut

    Handwheel

    Nameplate

    Stem

    Union gland nut

    Gland

    Gland packing

    Gland ring

    9 Bonnet

    10

    Body bonnet studs

    11 Body/bonnet

    nuts

    12 Body/bonnet gasket

    Part1

    ame

    art

    ref.

    srtf

    l.

    Name

    an

    -weld end

    Scre

    : 1081

    S5362

  • 8/9/2019 BSI 5352-1981

    23/32

    valve

    (outside screw)

    1 3

    * Item 12 may be welded or screwed to the yoke.

    Figure 3. Typical globe

    6362: 10

    BodY

    end

    BS

    of

    Part

    Handwheel nut

    11

    2 Handwheel

    12

    3 Nameplate

    13

    4

    Stem

    14

    5

    Yoke bush nut

    15

    6 Yoke bush 16

    7

    Yoke

    17

    8 Gland nut

    18

    9 Gland swing bolt

    19

    10

    Gland

    2 0

    Gland stud

    Swing bolt retainer*

    Gland packing

    Bonnet

    Body/bonnet gasket

    Disk

    Seat

    Body/bonnet studs

    Body/bonnet nuts

    Parl ref.

    Name

    l

    Part

    I

    amaaf.

    art

  • 8/9/2019 BSI 5352-1981

    24/32

    scre

    14

    gobs valve (inside

    BodV

    Fgure 4. Typical

    Dsk

    14

    Seat

    15

    d

    Part

    Handwheenut

    Handwhee

    Namepate

    Sem

    Unon gland nut

    Gand

    Gand packng

    Gand ring

    9

    Bonne

    10

    Bodybonnet

    stud

    11

    Bodybonnet

    nu

    12

    Bodybonnet

    gasket

    13

    Nmme

    f.Part

    lWdPW

    al.

    fbnge

    end

    Part

    W&dodon

    l

    I

    &

    kmwd

    end

    /

    BS6362: 1981

  • 8/9/2019 BSI 5352-1981

    25/32 E

    ICtnQeend

    Socket-weld en

    Figure 5. Typical vertical ball check valve

    orQed/castf

    o onfl ngeen

    BS6362: l eS

  • 8/9/2019 BSI 5352-1981

    26/32

    oi

    Part

    Ball guide

    Gasket

    Union cover

    Ball

    Body

    Figure 6. Typical piston/ball check valve

    16

    Part

    ref.

    7

    8

    9

    10

    11

    Name

    9ody/cover

    stud

    Body/cover nut

    Piston guide

    Piston disk

    Forged/cost

    flange end

    Wbldedon

    flange end

    BS6362: 8

    ket-weld end

  • 8/9/2019 BSI 5352-1981

    27/32

    getevalve

    1 7

    (top)

    Sealing ring (bottom)

    Bellows

    Figure 7. Typical bellows seal wedge

    BodY

    Seat

    Wedge

    Sealing ring

    IO

    the Yoke.

    Gland packing

    Body /bonnet stud

    Body/bonnet nut

    Bellows cover

    Body/bonnet gasket

    screwad

    a

    welded ormay

    1

    Sleeve nut 12

    2 Handwheel 13

    3 Nameplate 14

    4 Stem 15

    5 Sleeve 16

    6 Gland nut 17

    7 Gland swing 18

    8 Swing bolt retainer* 19

    9 Gland 2 0

    1 0 Gland stud 21

    11 Yoke 2 2

    Item

    Nsme of Part

    art&

    aart

    f

    am s

    sf.

    srt

    wedend

    Forged/cast

    flange end

    flange end

    It-weld end

    BSS362:

  • 8/9/2019 BSI 5352-1981

    28/32

    IS01179.

    18

    face

    mm

    18

    22

    26

    32

    39

    49

    55

    68

    NOTE. The dimensions given in table 14 comply with the

    requirements of

    sealing

    ot

    utsid.

    diameter

    (2)

    Minimum

    (1%)

    50

    (1W

    40

    (1)

    32

    WI

    25

    (Xl

    20

    6)

    15

    (W I

    10

    desigMtion.Rp

    8

    Thread

    thmad

    ofize

    fb)End faces of parallel-threaded valves shall have a

    smooth finish at right angles to the thread axis. The

    minimum outside diameter of the sealing face shall be

    in accordance with table 14.

    Table 14. Minimum outside diameter of sealing

    face for valves with parallel threads in

    accordance with BS 21

    Nominal

    7/l.

    S0

    (a)

    Screwed body ends shall have female threads

    complying with the requirements of BS 2 1, either taper

    or parallel, as specified in the purchase order.

    NOTE. BS 2 1 is technically equivalent to

    withscrew threads

    in accordance with BS 21

    B.l General. If specified by the purchaser, valves

    complying with the requirements of BS 5352 may be

    supplied for use in piping systems with screw threads in

    accordance with BS 2 1. When this is the case all the

    requirements of this standard apply with the following

    qualifications.

    8

    Application to piping systems

    (2)

    nominal pressure rating and nominal size.

    Appendix

    (1)that valves are to comply with the requirements of

    this appendix;

    (a)

    shall be extended by:

    purchaur.

    This

    shall be as listed in clause 8 of this standard except that

    item

    26).This marking shall

    either replace or supplement the requirements of section

    four of this standard. The supplementary marking shall

    appear on the rims of both body end flanges.

    A.7 Information to be supplied by the

    (e.g.

    PN

    :

    Part 1,

    valves shall be permanently marked with the appropriate

    nominal pressure rating

    d t ed .

    A.6 Marking. When supplied for use in piping systems

    whose flanges are in accordance with BS 4604

    T~H

    :Part 1.

    A.5

    BS 4604

    :

    Part 2.

    A.4.3 F i n i s h o f o i n t su r f a ce . The joint surface finish shall

    comply with the requirementa

    :Part 1.

    A.42

    Spot acing or back acing.

    Spot facing or back facing

    shall comply with the requirements of BS 1560

    :

    Part 1, the neck dimensions shall also comply

    with the requirements specified in BS 4504

    :Part 1. When

    flange thicknesses comply with the requirements of

    BS 4504

    :

    Part 2. Flange thicknesses shall be not

    less than those specified in BS 4504

    :Part 1 except

    that flange thicknesses may be the appropriate values

    from BS 1560

    fKto2)

    40

    300

    A.4 Body end flanges

    A.4.1Dimensions. Body end flange dimensions shall

    comply with the requirements of BS 4504

    151050

    25

    300

    (in)

    10

    150

    6

    150

    prossurm

    rating

    PN DN

    r.nps

    ire

    ominal

    kSSO#Wl~l

    :

    Part 2. Column 3 gives the applicable nominal size range.

    Table 12. Nominal pressure, class rating and

    nominal size range

    1

    2

    3

    range,Valves in accordance with this appendix with

    flanges of the nominal pressure rating given in column 1

    of table 12 shall have the same face-to-face dimensions

    as valves of the corresponding class given in column 2

    end whose flanges are in accordance with BS 1660

    size

    :

    1969 shall be as agreed between the purchaser and the

    manufacturer.

    A.3 Nominal pressure, class rating and nominal

    :

    Part 1

    :1969.

    Pressure/temperature ratings for valves in materials

    other than those listed in table Al of BS 4604

    :Part 1

    :

    Part 1 shall be in accordance

    with table Al of BS 4604

    Preuuro/temperatureratings. The

    pressure/temperature ratings of valves with flanges in

    accordance with BS 4504

    qualifications.

    A.2

    ES 6352 apply with the following

    1,When this is the case

    all the requirements of

    :

    Part

    5352

    may be

    supplied for use in piping systems with flanges in

    accordance with BS 4504

    Qenoral. If specified by the purchaser, valves

    complying with the requirements of BS

    :Part 1

    A.1

    ES 4604

    system8 with flanges in

    accordance with

    8SS352: 1081

    Appendir A

    Application to piping

  • 8/9/2019 BSI 5352-1981

    29/32

    L0

    44

    50

    62

    I

    + 0. -0.8

    8

    mm mm

    mm

    23

    28

    35

    Td*rClWX

    A

    DN

    15

    20

    25

    32

    40

    50

    A

    ahe

    Nomlnel

    4.8 mm to 22 mm inclusive

    Table 15. Dimensions of butt-weld ends

    hickneonnwtion to pipe o f wall

    r

    is the wall thickness of pipe

    Figure 8. Weld-end fur

    B;see

    table 151

    6is the inside diameter of pipe (for tolerance on

    15)seetable

    sectlens

    A

    is the outside diameter of weld end

    Typlcal

    BS 2080.

    valverimonsionr

    of bun-weld end

    Pan 2.

    NOTE 2. For end-to-end

    1600seeipastool

    andwall thicknesses of rtsndelamoton

    .

    For outride

    01

    pipe.

    NOTE

    rn

    table 16. Regardless of tolerances specified for

    dimensions A and 8, the thickness of the weld end sha

    never be less than 87.5of the nominal thickness

    drmenrions of butt-weld ends are specified

    wektends shall be finished to a slight chamfer

    or be square, at the option of the manufacturer.

    0.3 the

    shall no

    apply end

    f

    2.6

    02 For valves required to con nect to pipe of less than

    4.6 mm wall thickness. the angle 37.6

    6362: 10

    8so that sharp angles and abrupt

    changes of slopes are avoided.

    BS

    1.5tand then run out

    as indicated in figure B without abrupt change of section.

    The outsides of weld-ends shall be run out in the manner

    indicated in figure

    .D.l The inside and outside surfaces of valve weld ends

    shall be machine finished overall. Weld-end bores shall be

    machined parallel for a distance of

    (b)2000 cycles, for wedge gate valves.

    The bellows shall be subjected to NDT examination on

    completion of the minimum number of cycles and shall

    show no sign of cracking.

    Appendix D

    Details of butt-weld ends

    (a)

    10 000 cycles, for globe valves;

    C.6 A mnimum of three bellows of each size and type

    shall be cycled to a minimum number of:

    C.3 The frequency of cycling is not to exceed one cycle

    per second.

    One complete cycle shall consist of movement of the

    bellows from the designed compressed condition to the

    designed extended condition and back to the designed

    compressed condition.

    C.4 Cycling shall be carried out at ambient temperature

    and at the corresponding rated pressure.

    bellowr

    used in bellows seal gate or

    globe valve8

    C.l The bellows shall be fatigue tested either by cycling a

    completely assembled valve head assembly, or in a rig in

    which the bellows attachments simulate the actual design

    instellation.

    C2 Prior to the cycling test, a hydraulic pressure test shall

    be carried out in accordance with clause 43 of this

    standard.

    (1) that valves are to comply with the requirements of

    this appendix;

    (2) whether a parallel or tapered thread is required.

    Appendix C

    Type test for

    (b)

    shall be extended by:

    be.88listed in clause 8 of this standard except that

    item

    supplled by the purchaser. This

    shall

    d t

    8.3 Marking. Valves shall be clearly marked with the

    thread designation on each end of the valve.

    8.4 Information to be

    TWIT2

  • 8/9/2019 BSI 5352-1981

    30/32

    . _

    *Referred to in foreword only.

    20

    le5tilIgdVafW5.

    pmaauraVeasel5

    barsandshapesforusainboibrsartdothar

    Specifiition for stainless and heat-resisting steel

    high-

    temperature service

    pre55ura-containing parts

    suitable for high temperature service

    Specification for stainless and heat-resisting steel

    bars and shapes

    Specification for austenitic steel castings for

    alkv-steel pipe

    flanges, forged fittings, and valves and parts for

    high temperature service

    Specification for martensitic stainless steel and

    alloy steel castings for

    Dryseal)

    Specification for forged or rolled

    -

    Pipe threads (except

    refineryuse

    6786

    wedge gate valves for

    88

    Soecification

    for compact design carbon steel

    ANSI 82.1

    ASTM A 182

    ASTM A2 17

    ASTM A276

    ASTM A35 1

    ASTM A479

    602*API

    thread

    inspection of

    casing, tubing and line pipe threads

    API STD 5L

    Line pipe

    API STD

    BSI)

    API STD 58 Threading. gauging and

    NatIOnal

    Standards Institute. American Petroleum Institute and American

    Society for Testing end Materials standards (obtainable through

    AIWJrbXn

    OlloW8ng

    0

    the

    derenCeis also made

    .

    tolemnces

    Pipe connections for plain end steel and other

    metal tubas in industrial application5

    thmads

    whom pressure-tight joints am m ade

    on the threads

    Part 1 Designation, dimensions and

    el)oys

    Pipe

    pipes

    and piping system

    components in steel. nickel alloys and titanium

    colour

    coding of metal

    w

    Specification for material marking and

    _ _

    -----r-.r v r-.--

    I

    urpotes

    pmssum

    containing

    tanges

    and

    atting

    for

    Metnc series

    Part 1 Ferrous

    vahre and fittings.

    scmwsand nuts

    Screwed studs for general purposes

    Flanges and bolting for pipes.

    bolts.

    ack

    hexagonS0metric

    petmleum

    industry

    she5

    2 in and smaller, for the

    fcompact

    design).

    scmwed

    an d

    socket-welding wedge gate

    valvu

    ftanged.

    or9ad

    steal

    screwed

    and socket-welding for

    the petrobum Industry

    Cast and

    St551pip5 fittings,

    5crewI and

    nuts

    precirion

    hexagon bolts,

    etric

    S0

    mauerper unit

    length of welded and seamless steel pipes and

    tubes for pressure purposes

    dimensksts

    and

    toBSlS00:Partsland2

    Specification for

    whhflanges

    plants

    Metallic spiral wound gaskets for use

    m ln i s

    nd

    petrochemical

    Pfpingsystems for petroleum

    allwr:bar

    pecification

    for nickel and nickel

    plate

    sndhaet

    Iloy5:

    ickel

    ickal

    andpacffkatkm for

    alfoy casting5lckel-coppar

    IS07/l

    IS01179

    8S 4882

    BS 6383

    8s4504

    es4190

    BS 4439

    3808.

    S

    8S 3692

    BS 3799

    3800s

    B8

    3361

    B83381

    B S3078

    BS3072

    08

    307 1

    UNF threads). Heavy series

    Steel check valves (flanged and butt-welding

    ends) for the petrochemical and allied industries

    Steel globe and globe stop and check valves

    (flanged and butt-welding ends) for the petroleum,

    petrochemical and allied industries

    Face-to-face, centre-to-face, end-to-end and

    centre-to-end dimensions of flanged and

    butt-welding end steel valves for the petroleum,

    petrochemical and allied industries

    Screwed studs

    Part 1 General purpose studs

    (UNC and

    (UNC

    and UNF threads). Normal series

    Unified black hexabon bolts, screws and nuts

    X

    in to 24 in) for the petroleum industry

    Part 2 Metric dimensions

    Flanged end butt-welding end steel plug valves for

    the petroleum industry (excluding well-head and

    flow-line valves)

    Dimensions of steel pipe for the petroleum

    industry

    Part 1 Imperial units

    Part 2 Metric unit5

    Unified precision hexagon bolts, screws and nuts

    purposes

    Specification for steel casting5 for pressure

    purposes

    Steel pip5 flanges and flange fittings (nominal

    sizes

    indUStrM8

    Specification for steel forgings (including semi-

    finished forged products) for pressure

    snd allied5e in the chemical, petroleum

    Corrorionand heat resisting steel. Imperial

    units

    Steels for

    Atloy

    steels. Imperial units

    Part 3

    carbon manganese steels.

    Imperial unit5

    Pan 2

    Carbon and

    petroleum. petrochemical

    and allied industries

    Steel5 for fired and unfired pressure vessels.

    Plates

    Part

    ends)for the

    fflanged

    and butt-

    welding

    wed90

    gate valve5

    storage)

    Steel

    endranrport orrosion(duringgainst

    0

    Temporary protection of metal surface55cticm

    S)

    Packaging code

    Parts 1 to

    8S 970hhforuselmetric values

    rlloyspring steel5 for the

    manufacture of hot-formed spring8

    Part

    C5rbonand

    steel5

    Part

    resisting

    and valve

    tainlou.

    heat

    ca5s hardening

    Part 4

    nltridino

    Part 3 Steels for

    hardenintt

    by

    teets

    capable of surface

    550~

    teelr,

    including

    lloy

    5rdening

    P5rt 1 Carbon and carbon manganese steels

    including free cutting steals

    Pert 2 Direct

    forging5

    biro

    and

    bltetr.ter~tr in the form of blooms.

    herdnou test

    Port 1 Testing of metal5

    Wrought

    Brinell

    sbnl

    Method for

    B.A.notincluding

    thm5ds

    Open-ended wrenches

    1873.

    BS 2080

    BS 2693

    Pipe threads for tubas and fittings where

    pressure-tight joint5 remade on the

    8S 1768

    BS 1769

    BS 1868

    BS

    600

    570.

    S

    BS

    8S 1503

    BS

    1504

    BS

    1560

    1501-6S

    8S 1501

    8s 970

    BS1133

    BS 1414

    BS 192

    BS

    240

    referred

    to

    88

    21

    BSS362: 8

    Standards publications

  • 8/9/2019 BSI 5352-1981

    31/32

    MEE/l91

    807 - 7

    Issue Text affected

    an:

    of

    Associatton

    Amcl. No.

    Associatron

    Water Companies

    lndustnes

    Steel Casting Research and Trade

    Britrsh

    Gas

    Civil

    Engineers

    Institution of Water Engineers and Scientists

    National Brassfoundry Association

    National Water Council

    Society of

    Engmeers

    Institution of

    Fittmgs

    Manufacturers Association

    Council of tronfoundry Associations

    Greater London Council

    lnstttution of Chemical

    Assocration

    Copper Tube

    Shop

    Research Association

    British Shipbuilders

    Cbmpe

    Copper Development

    Brmsh

    Assocration

    lndustnal Measuring and Control Apparatus

    Manufacturers

    Engrneermg

    Contractors Association

    British

    Assocratron of Bronze and Brass Founders

    British Chemical

    Britrsh

    Standard:

    .

    Amalgamated Union of Engineermg Workers

    thus

    rth

    the preparation ofommrttee entrusted

    echmcal

    tirroctlv

    represented on the

    ollowmg,

    were

    kst.

    together with the

    astensk in the aboveith an

    rgamzatrons

    marked

    ITEMA)

    Water-tube Boilermakers Association

    The

    Associatron

    Telecommumcatron Engineering and Manufacturmg

    Socrety of Motor Manufacturers and Traders Limited

    Associatton

    Assocratron

    Process Plant

    MaterialsOrI Companies

    Defence

    Natronal Coal Board

    Associatron

    M inistry of

    Machme Tool Industry Research

    Amendmentsissued since publication

    London Transport Executive

    Shrppmg

    lnstuution of Productron Engineers

    Llovds Register of

    lnstrtutron of Plant Engmeers

    Mechamcal

    Engineers

    lnstrtutron of Gas Engineers

    lnsth utron of

    Associatron

    Federation of Manufacturers of Construction Equipment and

    Cranes

    *Health and Safety Executive

    of

    Transport

    Electncrty Supply Industry in England and Wales

    *Engineering Equipment Users

    Otvrson)

    Department

    (Marme

    f

    Trade

    Laboratory)

    Department

    Engmeenng Natronal

    Engtneermg)

    *Department of Industry

    (Mechamcalndustrv

    Envrronment

    Department of

    Admmistratrons

    Department of the

    Oversea Governments and

    or

    Servrces

    Crown Agents

    Burlding

    t

    nstltutron

    Assocratron Ltd.

    Chartered

    M anutacturms alve

    lndustrv

    Brmsh

    Corporauon

    Brmsh Steel

    *Brmsh Steel

    Assocratronrmsh Pump Manufacturers

    Assocratron

    ngrne

    M anufacturers ombustron

    Assocratron

    Brmsh Internal

    Brmsh

    Gear Manufacturers

    Corporatroll

    (BEAMAl

    Brmsh Gas

    Assocratronllred

    Manufacturers

    lectrrcal

    and

    rmsh

    Soctetv

    u

    rmsh

    Compressed

    Engrneers

    echamcallectrical and

    rmng,

    ssocratron

    of

    ufHydraulic Equipment Manufacturers

    Assoc:ratrun

    Consultmy

    Engineers

    l

    ssocratrrm

    Commrtteeeclimcal

    lltces

    ssoc~.~lotl

    iolluwmy:II*

    eprescntatwcs from

    consisfs

    oftanr:srd was prepared,husBritish

    rrectton

    whoseommtrtec. undertsntlartlsngineertng echemcal

    tskrn.

    Cooperating organizations

    The

    actlon

    delayin order that

    the matter may be investigated and appropriate

    BS Iw ithout

    equarte.d

    to notify

    mbi&ty,

    is

    an

    Inaccuracy orncounters

    rftish

    Standard,

    sa

    of aaking

    hen

    fxarson

    whn.ny

    mendmsnts

    and withdrawn standards.

    publiwtions,

    revisions,

    BSI

    and gives details of newrmkrsofblcrlbln6

    News which is available to

    SI

    rch month by

    upplsmsnted

    Cata/ogu4,

    SI

    he

    Sin

    SI

    publications

    ttlrx

    826777.

    Information on all

    lf % .

    BOB

    221

    telophorw

    ovna.

    nqulrv

    Section at Mllton

    SI

    Dotails rs

    available from

    ulledrPLlJS.

    rvlct

    pdatlng

    utomark

    s tandards

    indlvldurl

    and

    provfdron economic,

    SI

    rvfw.

    pdoting

    utomatk

    editfenr

    memfmantr

    oratest owrfen of thrsIn

    awartaln

    that

    thy

    shwtd

    tandards

    rlthhsersofmpwtant thrtst

    acfltlons.

    lnd

    mmdmmts or oflthsr ofuur

    he

    cnury,

    by

    when

    rvlud,

    re

    rltirh Standards

    tondardr.

    rltbh

    evhlon

    of

    applketlon.

    orract

    hrir

    osponrlbla

    for

    re

    tandards

    Britith

    1

    contract. Users

    scsssarv

    provisions of

    he

    nclude

    all

    Standard

    does not purport toritbh

    equlremmts.

    A

    ontract

    talex826777.or

    nd

    220012

    s

    &phone

    nqulrlosumbar forheICE.

    Kl4

    Kevnen

    SI, Linford Wood, Mllton

    anager,

    ubltcrtrona

    addressad

    to

    the

    EnquIrks should be

    nignationc.

    rsdr

    y~ or11s.

    mds

    symbolsrcrssary details such

    l

    tendard,

    he

    mplsmrntmg

    course

    of

    se,

    in the