| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: iron consists of components at following ratio, mas. %: carbon 2.8-3.2; silicon 1.2-1.6; manganese 0.5-1.0; magnesium 0.01-0.03; copper 0.5-1.0; cerium 0.05-0.1; boron 0.03-0.08, niobium 0.3-0.5; nitrogen 0.05-0.1; molybdenum 3.0-4.0; cobalt 0.8-1.2; iron - the rest. ^ EFFECT: upgrading of iron strength. ^ 1 tbl |
