| 摘要 |
FIELD: ferrous metallurgy. ^ SUBSTANCE: invention proposes steel comprising the following components, wt.-%: carbon, 0.3-0.7; silicon, 0.2-0.4; manganese, 10.0-12.0; vanadium, 1.8-2.3; nitrogen, 0.08-1.2; niobium, 1.0-1.5; aluminum, 0.08-0.12; nickel, 1.5-3.0; molybdenum, 5.0-5.5, and iron, the balance. Invention provides enhancing strength of steel and can be used in machine engineering. ^ EFFECT: improved and valuable technical property of steel. ^ 1 tbl |
