... 3243(DIN),SKH35(JIS)Chemical Composition: C 0.93, Si 0.38, Mn 0.35, P≤0.030, ... 3243(DIN),SKH59(JIS)Chemical Composition: C 1.10, Si 0.55, Mn 0.35, P≤0.030, ... 3355(DIN),SKH2(JIS)Chemical Composition: C 0.75, Si 0.35, Mn 0.35, P≤0.030, ... common cutting blades. 5. W9Mo3Cr4VChemical Composition: C 0.83, Si 0.35, Mn 0.35, P≤0.030, S ... to M2 modify(ASTM)Chemical Composition: C 0.80, Si 0.38, Mn 0.35, P≤0.030, ...