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UNE 39MnCrB6-2

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) B(%)
0.36-0.42 0.4 1.40-1.70 0.035 0.04 0.30-0.60 0.0008-0.0050

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