| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: iron consists of components at following ration, mas. %: carbon 2.8-3.2; silicon 0.8-1.2; manganese 0.6-1.0; copper 2.6-3.0; nickel 2.5-3.5; molybdenum 5.0-5.5; vanadium 1.01-1.4; chromium 0.5-0.7; titanium 0.5-0.7; boron 0.05-0.15; zirconium 0.8-1.2; nitrogen 0.07-0.11; tellurium 0.001-0.003; iron the rest. ^ EFFECT: upgrading of iron strength. ^ 1 tbl |
