Is there somewhere within API5L that states that samples taken for mechanical testing represent the final product? My customer is ordering API5L X65Q material, and wants me to prove that the samples tested are post heat treat. My obvious thought was yes, but I need the actual verbiage from a...
Are there differences in quality/performance between an X70 HFW pipe and an X70 DSAW pipe? Other then the filler metal, if they are both rated for a min YS of 70,000PSI, why would one choose DSAW over HFW?
