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JIS SKH40

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) Cr(％) Mo(％) V(%) W(%) Co(%)
1.23-1.33 Max 0.45 Max 0.40 3.80-4.50 4.70-5.30 2.70-3.20 5.70-6.70 8.00-8.80

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