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ASTM M48

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) Cr(%) Mo(%) V(%) W(%) Co(%)
1.42-1.52 0.15-0.40 0.15-0.40 MAX 0.030 3.50-4.00 4.75-5.50 2.75-3.25 9.50-10.5 8.00-10.0