List of main recommended steel strips by Jiaxiao MTC
Material Brands and standards chemical composition Characteristics and scope of application 40Mn Chinese grade: 40Mn Standard: GB/T 699-1988American grade: 1040 Standard: ASTM A29\A29M-04Japanese brand: SWRCH40K Standard: JIS G3507\1-2005German grade: C40 Standard: EN 10083\2-1991 C: 0.37～0.45Si: 0.17～0.37Mn: 0.70～1.00S: ≤0.035P: ≤0.035Cr: ≤0.25Ni: ≤0.30Cu: ≤0.25 It has good cutting performance, medium plasticity during cold deformation, and poor welding […]