| 摘要 |
FIELD: iron and steel metallurgy. ^ SUBSTANCE: iron consists of, mas. %: carbon 3.0-3.4; silicon 1.3-2.0; manganese 0.8-1.2; nickel 1.5-2.0; cobalt 0.1-0.3; titanium 0.1-0.3; zirconium 0.3-0.8; chromium 0.3-0.8; copper 0.1-0.3; antimony 0.001-0.002; barium 0.005-0.01, iron - the rest. ^ EFFECT: iron possesses high strength. ^ 1 tbl
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