ГОСТ 5Χ3Β3ΜΦC
Chemical composition(mass fraction)(wt.%)
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Mo(%) | V(%) | W(%) | Cu(%) | Nb(%) | Ti(%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0.45-0.52 | 0.50-0.80 | 0.20-0.50 | 0.20-0.50 | ≤0.030 | 2.50-3.20 | ≤0.35 | 0.80-1.10 | 1.50-1.80 | 3.00-3.60 | ≤0.30 | 0.05-0.15 | ≤0.03 |