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GBT 20MnMoBH

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) B(%) Ti(%)
0.16-0.22 0.17-0.37 0.90-0.25 0.035 0.035 Max 0.35 0.20-0.30 0.0005-0.0035 —

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