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ГОСТ Β2Φ

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) V(%) W(%) Cu(%) Ti(%)
1.05-1.22 0.10-0.40 0.15-0.45 ≤0.030 ≤0.030 0.20-0.40 ≤0.35 ≤0.20 0.15-0.30 1.60-2.00 ≤0.30 ≤0.03