| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: invention refers to metallurgy, particularly to composition of iron. Iron contains components at the following ratio, wt %: carbon 3.2-3.7; silicon 1.2-1.6; manganese 1.2-1.6; nitrogen 0.001-0.002; titanium 0.002-0.003; cerium - 0.1-0.15; lanthanum 0.1-0.15; neodymium 0.1-0.15; praseodymium 0.1-0.15; aluminium 2.5-3.0; nickel 3.6-4.0; boron 0.01-0.03; iron - the rest. ^ EFFECT: facilitating increased heat-resistance of iron. ^ 1 tbl |
