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Welding Inspection

BS EN 22553

Course Reference WIS 5

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Arrow line

Reference lines

Arrow side

Other side

BS EN 22553. Welding Symbols

(ISO 2553)

Arrow side

Other side

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Other side

Arrow side

Both sides


(ISO 2553)

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ba

dc


(ISO 2553)

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Flat Convex

Concave


(ISO 2553)

Toes

shall be

blended

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Field weld (site weld)

NDT

The component requires

NDT inspection

WPS

Additional information, the

reference document is

included in the box

Welding to be carried out all

round component(peripheral weld)


(ISO 2553)

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a = Design throat thicknessz = Leg length

a = 0.7 of z

az


(ISO 2553)

a 44mm throat

b 6

6mm leg

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BS EN 22553. Welding Symbols (ISO 2553)

n = number of weld elements

l = length of each weld element

(e) = distance between each weldelement

Welds to bestaggered

Process

n x l (e)

2 x 40 (50)

3 x 40 (50) 111

40 40

50 50

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Single-V Butt flush cap Single-U Butt with sealing run


Single-V Butt withpermanent backing strip

M

Single-U Butt withremovable backing strip

M R

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Partial penetration single-V butt

10

10


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BS EN 22553. Other Welding Symbols

Plug weld

Spot weld

Seam weld

Square Butt weld

Single-V Butt

broad root face

Edge flange weld

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Ans to BS EN 22553 Fillet Welds ex: 1

1. Welded arrow side:A continuous fillet weld

with a 6 mm leg length , toes to be blended

smoothly.

2. Welded both sides:Three intermittent fillet

welds with 6 mm leg lengths, the length of each

weld 25 mm and the distance between each

weld 40 mm.

3. Welded arrow sides:Three intermittent fillet

welds with 10 mm leg lengths, the length of eachweld 40 mm, the distance between each weld

30mm.

Welded other side:Three intermittent fillet

welds 6 mm leg lengths, the length of each weld

50mm and the distance between each weld

25mm, welds to be staggered.

4. Welded arrow side: Three intermittent fillet

welds with 8 mm leg lengths, the length of each

weld 25 mm and the distance between each

weld 50 mm.

Welded other side:Two intermittent fillet welds

with 10 mm leg lengths, the length of each weld

20 mm and the distance between each weld40mm, welds to be staggered.

3 x 25 (50)

2 x 20 (40)10

8

505025 25

40 4020 20

25

6

40

50

40

5050

25 25

30 30 4030

10

6

3 x 40

3 x 50 (25)

(30)

3 x 25 (40)

3 x 25 (40)66

25 4025 40 25

25 2525 4040

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Ans to BS EN 22553 Butt Welds ex: 1

1. Welded arrow side:Single Vbutt weld with permanentbacking strip, flat weld profile.

M

2. Welded other side:Single Ubutt weld, flat weld profile

3. Welded arrow side:Single Vbutt weld depth of

preparation 10 mm

Welded other side:Backing run. (Plate thickness 15 mm.)

4. Welded arrow side: Single Jbutt weld, depth of

preparation 12 mm with a 8 mm fillet weld superimposed.

(plate thickness 15 mm.

Welded other side:12 mm leg length fillet weld.

10

12

12

8

WIS5 22553.ppt

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