BS 1640-2:1962
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for steel butt-welding pipe fittings for the petroleum industry Wrought and cast austenitic chromium-nickel steel fittings
Hardcopy , PDF
12-31-2008
English
12-12-1962
Co-operating organizations
Foreword
Specification
Section one: General
1 Scope
2 Size and size identification
3 Pressure ratings
4 Materials
5 Manufacture
6 Heat treatment
7 Descaling
8 Repair of defects
Section two: Dimensions and tolerances
9 Dimensions
10 Tolerances
Section three: Workmanship, marking, inspection, testing
and certification
11 Workmanship and finish
12 Marking
13 Inspection
14 Test facilities
15 Prototype bursting tests
16 Non-destructive testing
17 Intercrystalline corrosion test
18 Hydrostatic testing
19 Certification
Tables
1 Materials and material identification symbols
2 Tolerances
3 Outside diameter and nominal wall thickness of
wrought steel pipe
4 Dimensions of elbows and return bends
5 Dimensions of 90 deg long radius tangent elbows
6 Dimensions of equal tees
7 Dimensions of reducing tees
8 Dimensions of reducers (concentric and eccentric)
9 Dimensions of caps
10 Dimensions of lap-joint stub ends
Appendix
Information to be supplied by the purchaser
Figures
1 Welding end for wall thicknesses from 1/8 in to 3/4
in inclusive
2 Welding end for wall thicknesses greater than 3/4 in
3 Typical examples of off-square tolerance X checked
against reference planes
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