welded stainless steel pipe 1.Grade: 304,304L,316,316L etc. ... standard ASTM A312.Items Description Rarmks Commodity name welded stainless steel pipe Materials 300series including304,TP304,304L,316,TP316,316L ... or according to customers’ request Type And Process Method Welded, cold drawn, roll-formed ,cold-roll shape: round ... appreciated the opportunity to cooperate with you welded stainless steel pipe