BS 1821:1982

Section one. General
1 Scope
2 References
3 Parent metals
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. Welding neck flanges
27 General
Section seven. Inspection requirements
28 Requirements for visual examination of completed
    welds
29 Non-destructive testing
Section eight. Rectification of faulty welds
30 Removal of faults
31 Preparation for re-welding
32 Re-welding
Section nine. Welding procedure approval
33 General
34 Attachments to thin pipes
35 Branch welds
Section ten. Welder approval
36 General
37 Attachments to thin pipes
Appendices
A Classes of operating conditions
B Items for agreement between the contracting parties
C Welding techniques
D Image quality indicator sensitivities
Tables
1 Parent metals and filler rods
2 Sizing and alignment
3 Drifting of pipe ends
4 Preparation of ends
5 External weld reinforcement
6 Penetration of root bead
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 joint
12 Socket joint
13 Welding neck flange
14 Partial cut-out in rectification of faulty welds
15 Rightward (or backward) technique
16 Blowpipe and rod angles for all-position rightward
    technique
17 Leftward technique
18 Multi-layer technique. Pipe horizontal
19 Block-welding technique