Material: TP304/304L/304LN, TP310S/310H, TP316/316L/316Ti, TP317/317L TP321/321H, TP347/347H, 904L,S31803, S32205 ... anneal (4) Material: TP304/304L/304H/304LN, TP310S/310H, TP316/316L/316Ti, TP317/317L TP321/321H, TP347/347H, 904L, S31803, S32205 ... cases / steel framed cases / simple packaging stainless steel 304,304L,316L all size seamless pipe