09/30211880 DC : 0

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Quality system
5 Welding consumables
6 Production welding
7 Special procedures
8 Inspection of the weld joint
9 Documentation
10 Specific requirements for gas supply systems up
   to and including 16 bar MOP (distribution)
11 Specific requirements for gas supply greater than
   16 bar MOP (transmission)
12 Specific requirements for metering, regulating and
   compressor stations
Annex A (informative) - Qualification for pipeline welders
        (Girth welds and branch connections)
Annex B (informative) - Testing of the base material
        (lamination test)
Annex C (informative) - Time of Flight Diffraction Technique
        (TOFD)
Annex D (informative) - Critical aspects for hot-tap welding
        or welding on gas-pressurised pipelines
Annex E (informative) - Visual inspection of joints
Annex F (informative) - Manual ultrasonic testing of weld
        joints for wall thickness between approximately 6 mm
        and 10 mm
Annex G (informative) - Acceptance criteria recommendations
        for on-site production welds
Annex H (informative) - Recommendations for brazing and
        aluminothermic welding of anodic bonding leads
Bibliography

BS EN 12732