* Sections II and IX are not required for assemblers. Section II, Part C, and Section IX are not required for manufacturers if welding and brazing are not within the scope of their work. Note: Effective January 1, 2013, ASME is replacing its former “code symbol stamps” with one Product Certification Mark, as illustrated on these pages. Fion Zhang/ Charlie Chong API 510 section 8.1.6.4 says that, in principle, repair welding must follow the requirements of ASME VIII (it means UW-40 and UCS-56) but opens the door to two overriding PWHT alternatives set out in API 510 section 8.1.6.4.2. and in aforementioned UCS-56(f) Weld repairs may be made after the final PWHT but prior to the final hydrostatic test, without additional PWHT.
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