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ISO ISO 40CrMoV4 6

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%)
0.36-0.44 0.15-0.35 0.45-0.85 Max 0.03 Max 0.03 0.90-1.20 0.55-0.75 0.25-0.35