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GBT K401

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) W(%) B(%) Al(%) Ti(%)
Max 0.10 Max 0.8 Max 0.8 Max 0.015 Max 0.01 14.0-17.0 Balance Max 0.30 7.00-1.00 0.03-0.10 4.50-5.50 1.50-2.00