Dear All,
I have one doubt for purging of ss material. If we have inside excess for back chip then can we allow to do welding without purging in all cases?
Thanks,With Best Regards,
Ramesh Barot
As per ASME B31.3, Clause 331.1.6 (b): Any required PWHT shall be carried out in accordance with the qualified WPS. For furnace PWHT inv...
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