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ASTM H13

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%)
0.32~0.45 0.80~1.20 0.20~0.50 ≤0.030 ≤0.030 4.75~5.50 1.10~1.75 0.80~1.20