... .alloy tube 2.ASTM A213/SAME SA213 3. Grade:T1,T2, T5, T9, T11, T12, T22, T91, T92 4.Usage:High temperature ... name: Alloy steel pipe alloy tube Material: ASTM A213 T2, T12, T11, T22, T5, T9 ASTM A335 P11, P22, P5, P9, P91etc ... A335 P5, ASTM A335 P9, ASTM A213 T2, ASTM A213 T11, ASTM A213 T5, ASTM A213 T9, ASTM A213 T22 etcOutside Diameter6 ...