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ASTM M2

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%) W(%)
0.78~0.88 0.20~0.45 0.15~0.40 ≤0.030 ≤0.030 3.75~4.50 4.50~5.50 1.75~2.20 5.50~6.75