Dear experts,
We know that PWHT can be avoided for welder qualification (Ref:QW-301.2) even if WPS has PWHT. My doubt is whether it is required to do PWHT while performing welder qualification for Gr. P91/P 22/ P11. Kindly clarify.
S.Binoy
Dear experts,
We know that PWHT can be avoided for welder qualification (Ref:QW-301.2) even if WPS has PWHT. My doubt is whether it is required to do PWHT while performing welder qualification for Gr. P91/P 22/ P11. Kindly clarify.
S.Binoy
Dear All, Design code – ASME B31.3, Welding Code- ASME BPVC SEC IX Material to be used used during Fabrication - SA 333Gr6 (P No.1 G...
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