... :P5, P11, P91, P22, T91, ASTM A335 P91 Seamless alloy steel pipe1. Alloy steel pipe OD10-1170mmWT2-135mmStandardGB/T5310-2008, ASTM A335, ASTM A387GradeCr ... , 15CrMo, 20CrMo, 30CrMo, 35CrMo, 42CrMo, Cr2Mo, Cr5MoDIN13CrMo44, 16CrMo44, 25CrMo4, 34CrMo4, 42CrMo4, 10CrMo910AISIAISI4130, AISI4135, AISI4140Feature: 1. MTC is supplied together with the ...