| 摘要 |
FIELD: ferrous metallurgy; steels used in mechanical engineering for light industry. ^ SUBSTANCE: proposed steel contains the following components, mass-%: carbon, 0.08-0.14; silicon, 0.8-1.2; manganese, 1.0-1.8; aluminum, 0.1-0.2; titanium, 0.3-0.7; calcium, 0.003-0.008; copper, 0.6-1.0; zirconium, 0.8-1.2; niobium, 0.8-1.4; vanadium, 2.0-2.8; the remainder being iron. ^ EFFECT: enhanced hardness of steel. ^ 1 tbl |
