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BP20

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) Cr(%) Ni(%) Mo(%) Other(%)
0.28-0.40 0.40-0.60 0.65-0.95 1.50-1.80 ≤0.40 0.35-0.55 Cu≤0.20,Sn≤0.05