stainless steel pipe 1)Grade:304L,304LN,316L,321,317L,310S,347H 2) ... ,10S,20S,40S,80S,160S,XXS 01) Commodity: ASTM A 312/312M,stainless steel seamless piping,stainless steel seamless tubing02) Process method: cold drawn/cold ... /mechanical polished04) Material: TP304, TP304L, TP304LN, TP310/S, TP316L, dual grade TP316/316L, TP317L, TP321, TP321H,TP347,TP347H05) Standards: ASTM (ASME) SA ...