| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: invention concerns metallurgy field. Particularly it concerns cast iron content. Cast iron contains components in a following ratio, wt %: carbon 3.0-3.5; silicon 0.7-1.3; manganese 0.5-1.0; phosphorus 0.16-0.2; cerium 0.25-0.35; calcium 0.01-0.02; boron 0.01-0.02; germanium 0.0001-0.0003; barium 0.005-0.01; tantalum 0.4-0.8; iron - the rest. ^ EFFECT: increasing of cast iron endurance. ^ 1 tbl |
