| 摘要 |
FIELD: metallurgy, namely production of steel which may be used for manufacturing shafts for paper-making machines. SUBSTANCE: steel comprises, mas. %: carbon, 0.13-1.30; silicium, 0.20-0.50; manganese, 0.91-1.30; chromium, 0.20-0.60; nickel, 0.05-0.30; copper, 0.01-0.30; aluminium, 0.005-0.05; calcium, 0.005-0.02; zirconium, 0.005-0.10; vanadium, 0.05-0.10; cerium, 0.005-0.06; ferrum, the balance. Desired steel is high crack resisting while operation. EFFECT: improved quality of desired product. 2 tbl6 |
