| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: invention refers to metallurgy, particularly to compositions of iron. Iron contains components at the following ratio, mass %: carbon 2.8-3.2; silicon 0.7-1.3; manganese 0.7-1.3; chromium 10.0-12.0; nickel 0.4-0.8; copper 0.5-1.0; vanadium 0.3-0.5; aluminium 0.1-0.2; phosphorus 0.1-0.2; nitrogen 0.1-0.2; molybdenum 1.0-1.5; magnesium 0.005-0.01; zirconium 0.1-0.2, the rest being iron. ^ EFFECT: upgraded wear resistance of iron. ^ 1 tbl |
