| 摘要 |
FIELD: iron and steel industry. ^ SUBSTANCE: iron consists of, mas. %: cabon 3.0-4.0; silicon 1.0-1.5; manganese 0.5-1.0; phosphorus 0.2-0.4; cerium 0.1-0.3; calcium 0.03-0.05; titanium 0.1-0.3; boron 0.1-0.2; copper 0.8-1.2; nitrogen 0.1-0.2; zirconium 0.8-1.2; iron - the rest. ^ EFFECT: iron possesses high strength and castability. ^ 1 tbl |
