Hi dears, could you please tell me if according to API-1104, DNV, etc. the range for hi-low must be indicated in the wps and being a essential variable?
A client was asking about qualifying a coupon for minimum hi-low and one for the maximun hi-low in order to have a range qualified, but how does the level of hi-low affect in a welded joint?
Also in order to avoid hi-low levels to exceed the range we must to make sure the correct ovality of the pipes.
Thanks for your time and help
A client was asking about qualifying a coupon for minimum hi-low and one for the maximun hi-low in order to have a range qualified, but how does the level of hi-low affect in a welded joint?
Also in order to avoid hi-low levels to exceed the range we must to make sure the correct ovality of the pipes.
Thanks for your time and help
Eduardo Calva
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