Message: | SpecifiesSpecificationGradeStandardToleranceUsesO.D
(mm)W.T
(mm)Military Industry Seamless pipe180-42616~3520Cr、30CrYBn2-86O.DW.TSeamless pipe for artillery and parts35Cr、38CrA±1%±10%40Cr、45Cr20CrMnSiA25CrMnSiA30CrMnSiA35CrMnSiA url:http://www.sinosteelpipes.com |