Detailed Product Description Seamless Steel Pipe for Petroleum Cracking, 10, 20, 15CrMo, OD:38mm- 406mm (1 inch- 16inches). WT: 3.5mm-100mmStandardGradeChemical Composition (%)Mechanical PropertiesCSiMnP,SMoNiCuMpa)Tensile StrengthYield Strength%ElongationASTM A192A1922≤0.0350.27-0.63≤0.035///≥325≥180≥35other products can be provided after negotiation with customers