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Up Topic Welding Industry / ASME Codes / PWHT
- By aravindkm002 (*) Date 09-08-2019 11:31
Refer QW-253 when CVN require, We "change" Holding Time of PWHT is Essential Variable. Refer QW 407.2 i know that maximum holding time of PWHT of WPS = 1.25xPQR.

So How about Minimum Holding time? We afollow record in PQR or follow ASME section 8,1 hours/in.
Up Topic Welding Industry / ASME Codes / PWHT

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