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BS 2640:1982

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Specification for Class II oxy-acetylene welding of carbon steel pipework for carrying fluids
Available format(s)

Hardcopy , PDF

Withdrawn date

01-10-2006

Language(s)

English

Published date

26-02-1982

Foreword
Cooperating organizations
Specification
Section one. General
1 Scope
2 References
3 Parent metal
4 Filler rods
5 Equipment
6 Welding technique
7 Proximity of welds
8 Fusion faces
9 Assembly for welding
10 Cold pull
11 Heat treatment
12 Inspection
Section two. Butt joints
13 General
14 All types of butt joint
15 Gusseted bends
Section three. Branches
16 General
17 All types of branches
18 Set-on branches
19 Set-in branches
20 Extruded branches
21 Forged fittings
Section four. Sleeve joints and socket-welding fittings
22 General
23 Sleeve joint details
24 Socket joint details
Section five. Structural attachments
25 General
26 Welding procedure
Section six. Flanges
27 General
28 Welding neck flanges
29 Welded-on flanges
Section seven. Inspection requirements
30 Requirements for visual examination of completed
    welds
31 Testing of completed welds
32 Non-destructive testing of butt joints
Section eight. Rectification of faulty welds
33 Removal of faults
34 Preparation for re-welding
35 Re-welding
Section nine. Welding procedure approval
36 General
37 Attachments to thin pipes
Section ten. Welder approval
38 General
39 Branch connections and flange attachments
40 Attachments to thin pipes
Appendices
A Classes of operating conditions
B Items for agreement between the contracting parties
C Welding techniques
Tables
1 Sizing and alignment
2 Drifting of pipe ends
3 Preparation of ends
Figures
1 Thick to thin sections
2 Segmental bends
3 Cut-and-shut bend
4 Curved or 'easy sweep' branch joint
5 Minimum height of flanged branches
6 Details of set-on branches
7 Details of set-in branches
8 Extruded branch
9 Forged fittings for branch joints
10 Sleeve joints
11 Fillet welds for sleeve joints
12 Socket joint
13 Welding neck flange
14 'Slip on' hubbed welded-on flange
15 Partial cut-out in rectification of faulty welds
16 Rightward (or backward) technique
17 Blowpipe and rod angles for all-position rightward
    technique
18 Leftward technique
19 Multi-layer technique. Pipe horizontal
20 Block-welding technique

Welding carbon steel pipe up to 10 mm thick; parent metals, filler rods, preparation for welding, butt joints, branches, attachments, flanges, inspection, acceptance requirements for optional non-destructive testing, welding procedures and welder approval.

Committee
WEE/36
DevelopmentNote
Supersedes 79/79143 DC, 85/73659 DC and 95/706855 DC (06/2005)
DocumentType
Standard
Pages
30
PublisherName
British Standards Institution
Status
Withdrawn
Supersedes

BS 5885-1:1988 Automatic gas burners Specification for burners with input rating 60 kW and above
BS 5306-2:1990 Fire extinguishing installations and equipment on premises Specification for sprinkler systems
BS 6880-3:1988 Code of practice for low temperature hot water heating systems of output greater than 45 kW Installation, commissioning and maintenance
BS 1821:1982 Specification for class I oxy-acetylene welding of ferritic steel pipework for carrying fluids
BS 4677:1984 Specification for arc welding of austenitic stainless steel pipework for carrying fluids
BS 4433-2:1994 Domestic solid mineral fuel fired boilers with rated output up to 45 kW Specification for gravity feed boilers designed to burn small anthracite
BS 2971:1991 Specification for class II arc welding of carbon steel pipework for carrying fluids
BS 2633:1987 Specification for Class I arc welding of ferritic steel pipework for carrying fluids
BS 806:1993 Specification for design and construction of ferrous piping installations for and in connection with land boilers
BS 4508-1:1986 Thermally insulated underground pipelines Specification for steel cased systems with air gap
BS 5885-2:1987 Automatic gas burners Specification for packaged burners with input rating 7.5 kW up to but excluding 60 kW
BS 3377:1985 Specification for boilers for use with domestic solid mineral fuel appliances
BS 7572:1992 Code of practice for thermally insulated underground piping systems
BS 4433-1:1994 Domestic solid mineral fuel fired boilers with rated output up to 45 kW Domestic solid mineral fuel fired boilers with rated output up to 45 kw. Specification for boilers with undergrate ash removal

BS 3602-2:1978 Specification for steel pipes and tubes for pressure purposes: carbon and carbon manganese steel with specified elevatedtemperature properties Submerged arc welded tubes
BS 3059-1:1978 Specification for steel boiler and superheater tubes Low tensile carbon steel tubes without specified elevated temperature properties
BS 1387(1967) : LATEST SCREWED AND SOCKETED STEEL TUBES AND TUBULARS AND FOR PLAIN END STEEL TUBES SUITABLE FOR WELDING OR FOR SCREWING TO BS 21 PIPE THREADS
BS 1821:1982 Specification for class I oxy-acetylene welding of ferritic steel pipework for carrying fluids
BS 3606:1978 Specification for steel tubes for heat exchangers
BS 1640-3:1968 Specification for steel butt-welding pipe fittings for the petroleum industry Wrought carbon and ferritic alloy steel fittings. Metric units
BS 4204:1981 Specification for flash welding of steel tubes for pressure applications
BS 3059-2:1978 Specification for steel boiler and superheater tubes Carbon, alloy and austenitic stainless steel tubes with specified elevated temperature properties
BS 3602-1:1978 Specification for steel pipes and tubes for pressure purposes: carbon and carbon manganese steel with specified elevatedtemperature properties Seamless, electric resistance welded and induction welded tubes
BS 2910:1973 Methods for radiographic examination of fusion welded circumferential butt joints in steel pipes
BS 3923-1:1978 Methods for ultrasonic examination of welds Manual examination of fusion welds in ferritic steels
BS 1453:1972 Specification for filler materials for gas welding
BS EN 288-3:1992 Specification and approval of welding procedures for metallic materials Welding procedure tests for the arc welding of steels
BS 4677:1971 Specification for Class I arc welding of austenitic stainless steel pipework for carrying fluids

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