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GBT Q420

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
Max 0.20 Max 0.55 1.00-1.60 0.035 0.035 Max 0.30 Max 0.70 Max 0.20

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