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ASTM D4

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Mo(%) V(%)
2.05~2.40 0.10~0.60 0.10~0.60 ≤0.030 ≤0.030 11.0~13.0 0.70~1.20 0.15~1.00