Copyright © 2007 Fluor Corporation Flanges Lesson Objective Lesson Objectives What are Flanges used for?
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Copyright © 2007 Fluor Corporation
Flanges
Lesson Objective
Lesson Objectives
What are Flanges used for?
Material & Rating of Flanges
Flange Material
Flange Rating
Primary Service Pressure Ratings
Steel Flanges Cast Iron Flanges
(for strength) (for low pressure & temperature services)
*150#
*300#
400#
600#
900#
1500#
2500#
25#* 125#
* 250#800#
*most common
Pressure Rating Chart
Common Flange Facings
Flat Face:
Y Y
Cast Iron Flange Breakage
Cast Iron Flange Cautions
Ring Type Joint Flange
Basic Types of Flanges
Weld Neck Flange
Slip-On Flanges
EXTERNAL
WELD
INTERNAL
WELD
Slip-On Flange Fitting Chart
REFERENCE: Practice 000.250.9811
Slip-On Reducing Flange
Socketweld Flange
Threaded Flanges
Blind Flange
Pipe
Stub End
Lap Joint Flange
Buttweld
Lap Joint Flange
Results of different
Manufacturing standard
ANSI Standards
Dimension Charts
150#
Dimension Charts
300#
Dimension Charts
600#
4-Bolt Hole 8-Bolt Hole
(12 and 16 bolt hole not shown)
Bolt Hole Pattern And Location
Drawing Representation :
Weld Neck
Lap JointStub End
Piping Plan Piping Isometric
Single Line Double Line
Reference: Fluor Practice # 000 250 9818 Pg. 4
Drawing Representation :
Slip On
ReducingSlip On
Piping Plan Piping Isometric
Single Line Double Line
*Size Callout Required:
10” = Nominal Flange Size6” = Nominal Pipe Size
Reference:Fluor Practice # 000 250 9818 Pg. 4
Drawing Representation :
Socket Weld
Threaded
Piping Plan Piping Isometric
Single Line Double Line
Reference: Fluor Practice # 000 250 9818 Pg. 4
Drawing Representation :
Blind
Piping Plan Piping Isometric
Single Line Double Line
Reference: Fluor Practice # 000 250 9818 Pg. 4
Locating Flanges
PDS Modeling
Flanged end for flushing
Butterfly Valve connection
Blind Flangeat Valve
Flanges atremovable spool
Questions??
Exercise PI-E6
Test PI-T6
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