... , TP316L, TP316Ti, TP317, TP317L, TP321, TP321H, TP347, TP347HSeamless Austenitic Stainless Steel Tubing for General ServiceASTM A269ASME SA269OD: 6.0~50.8mmWT: 0 ... , TP316L, TP316Ti, TP317, TP317L, TP321, TP321H, TP347, TP347HSeamless Duplex Stainless Steel Tubing for General ServiceASTM A789 / A789MOD: 19.0~60.5mmWT: 1 ...