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GBT 18MnMoNbR

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) P(％) S(％) Mo(％) Nb(%)
Max 0.22 0.15-0.50 1.20-1.60 0.035 0.03 0.45-0.65 0.025-0.050

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