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ГОСТ BX9Л

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) W(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Other(%)
0.02- 0.1 0.4 0.5 Max 0.015 0.01 30.0- 35.0 Balance 2.9- 3.5 4.7- 5.3 0.2- 0.8 0.005 0.7- 5.3 1.0- 1.6 0.7- 1.3 Ca 0.02