... Description15CrMo,34CrMo4,Cr5Mo Alloy steel pipe StandardASTM A213,A200,A335,DIN17175,JIS G3458 G3462, GB5310,GB6479,GB9948MaterialP1,P2,P5,P9, P11,P12,P22,P91,T1,T2 ... products we offer --Seamless steel pipe : API 5L Certified / ASTM A106 Gr B / Boiler pipe St35.8--Alloy pipe : 35CrMo , 34CrMo4 --Cold rolled steel coil : DC01 , SPCC ...