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BS 1640-1:1962

Current
Current

The latest, up-to-date edition.

Specification for steel butt-welding pipe fittings for the petroleum industry Wrought carbon and ferritic alloy steel fittings
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

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
Section two: Dimensions and tolerances
7 Dimensions
8 Tolerances
Section three: Workmanship, marking, inspection, testing
               and certification
9 Workmanship and finish
10 Marking
11 Inspection
12 Test facilities
13 Prototype bursting tests
14 Radiographic examination of fittings fabricated by
    fusion welding
15 Radiographic technique and acceptance limits
16 Impact testing
17 Hydrostatic testing
18 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 3/16 in to 7/8
    in inclusive
2 Welding end for wall thicknesses greater than 7/8 in
3 Typical examples of off-square tolerance 'X' checked
    against reference planes

Dimensions and tolerances, materials, methods of manufacture, pressure/temperature ratings, marking, inspection, tests for seamless and fabricated fittings: 45° long radius elbows, 90° long and short radius elbows, 90° long radius tangent elbows, long and short radius return bends, equal and reducing tees, concentric and eccentric reducers, caps and lap-joint stub ends, of sizes in to 24 in. Welding-neck flanges not included.

Committee
ISE/110
DevelopmentNote
Supersedes BS 1640(1962) (07/2004) Reviewed and confirmed by BSI, January 2008. (12/2007)
DocumentType
Standard
Pages
24
PublisherName
British Standards Institution
Status
Current
SupersededBy

BS CP2010-2(1970) : 1970 PIPELINES - PART 2: DESIGN AND CONSTRUCTION OF STEEL PIPELINES IN LAND
ASTM F 1548 : 2001 Standard Specification for the Performance of Fittings for Use with Gasketed Mechanical Couplings Used in Piping Applications
ASTM F 1548 : 2001 : R2012 Standard Specification for Performance of Fittings for Use with Gasketed Mechanical Couplings Used in Piping Applications
BS 1113:1989 Specification for design and manufacture of water-tube steam generating plant (including superheaters, reheaters and steel tube economizers)
BS 1113:1992 Specification for design and manufacture of water-tube steam generating plant (including superheaters, reheaters and steel tube economizers)
BS 853-2:1996 Specification for vessels for use in heating systems Tubular heat exchangers and storage vessels for building and industrial services
ASTM F 1548 : 2001 : R2006 Standard Specification for the Performance of Fittings for Use with Gasketed Mechanical Couplings Used in Piping Applications
BS 7005:1988 Specification for design and manufacture of carbon steel unfired pressure vessels for use in vapour compression refrigeration systems
EI MODEL CODE SAFE PRACTICE PT7 : 1998 DESIGN, CONSTRUCTION, OPERATION AND MAINTENANCE OF AVIATION FUELLING FACILITIES

BS 1501-3:1973 Specification for steels for fired and unfired pressure vessels. Plates. Corrosion and heat resisting steels. Imperial units
BS 2910:1973 Methods for radiographic examination of fusion welded circumferential butt joints in steel pipes
BS 1501-2:1970 Steels for fired and unfired pressure vessels: plates. Alloy steels: Imperial units
BS 1501-6(1958) : AMD 2000
BS 1510:1958 Steels for use in the chemical, petroleum and allied industries (low temperature supplementary requirements to BS 1501-1506)
BS 3293:1960 Specification for carbon steel pipe flanges (over 24 inches nominal size) for the petroleum industry
BS 131-2:1959 Methods for notched bar tests. The Charpy V-notch impact test

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