Monday, April 12, 2021

[MW:32230] PWHT REQUIERMENT FOR PIPING AND PIPELINE

Dear masters 

we want to weld a pipeline api 5l x70 thhikness 28 mm so we want to know the requierement of PWHT CODE API 1104 

AND ALSO FOR A333 GR 6 THICKNESS 45 MM CODE B31.3  . PWHT REQUIERMENT 

CAN ANYONE CLARIFY IT FOR ME 

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