... : Alloy steel pipe alloy tube Material: ASTM A213 T2, T12, T11, T22, T5, T9 ASTM A335 P11, P22, P5, P9, ... ,ASTM A213,JIS G3458,JIS A3462,DIN17175,GB5310,GB9948MaterialASTM A335 P2, ASTM A335 P12, ASTM A335 P11, ASTM A335 P22, ASTM A335 P5, ASTM A335 P9, ASTM ... A213 T2, ASTM A213 T11, ASTM A213 T5, ASTM A213 T9, ASTM A213 ...