... ) Materials: 20#,35#,45#,20G,20MnG,20A,A106B,A106C,ST45.8-III,12CrMo,15CrMo,35CrMo,12Cr1MoV,Cr2Mo,12Cr2Mo,Cr5Mo,A335P12,A335P11 ... 17175, GB3087, GB5310A, B, V, T11, T12, T22, T91, St35.8, St45.8, 20#, 20G, 20MnG, 20MoG, 15CrMoG, 12Cr1MoVGLow & medium & high pressure ... to dimensional and wall thickness specifications in sizes from 1/8'' to 36'' OD. Models of steel pipesTensile strengthMPaYield ...