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GBT 40CrMnMo

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) Cr(％) Mo(％)
0.37-0.45 0.17-0.37 0.90-1.20 0.90-1.20 0.20-0.30

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