| 摘要 |
FIELD: iron and steel industry. ^ SUBSTANCE: iron consists of, mas. %: carbon 3.0-3.4; silicon 1.6-2.0; manganese 0.6-1.0; nickel 2.0-3.0; cobalt 0.1-0.3; vanadium 1.0-1.5, barium 0.005-0.01, iron - the rest. ^ EFFECT: iron possesses high strength. ^ 1 tbl |
