| 摘要 |
FIELD: metallurgy, iron and steel industry. ^ SUBSTANCE: invention refers to metallurgy, particularly to compositions of iron. Iron contains elements at a following ratio, mas.%: carbon 3.0-3.5; silicon 0.5-1.0; manganese 0.5-1.0; chromium 0.3-0.5; nickel 1.5-2.0; copper 0.5-1.0; molybdenum 2.0-3.0; magnesium 0.08-0.12; cerium 0.1-0.2; zirconium 0.3-0.8; vanadium 0.5-1.0; niobium 0.1-0.2; iron - the rest. ^ EFFECT: producing iron of upgraded density. ^ 1 tbl |
