11.43mistheshipping/deliverylengthoftheFQPpipe.Itdoesn'tincludethesamplinglengthforphysicalandchemicaltestandallowanceformachining.VGScanguaranteethelengthoftheFPQis11430(-0,+50)mm.
你前面用的是FQP,后面又变成了FPQ,到底哪个对?你自己改一下.
供参考.
GE建议:对钢管焊缝、热影响区及周边50mm范围进行局部焊后热处理。
GEsuggested:forweldedjoint,heataffectedareaand50mmarounditsallbepartlyheatedtreatedafterwelding.