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BH21

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) Cr(%) Ni(%) Mo(%) V(%) W(%) Other(%)
0.25-0.35 ≤0.40 ≤0.40 2.25-2.35 ≤0.40 ≤0.60 ≤0.40 8.50-10.0 Cu≤0.20,Sn≤0.05