| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: cast iron contains components in a following ratio, wt %: carbon 3.0-3.8; silicon 2.5-3.0; manganese 0.8-1.2; phosphorus 0.06-0.1; chrome 3.0-4.0; aluminium 0.8-1.2; boron 2.0-4.0; yttrium 0.15-0.25; iron - the rest. ^ EFFECT: heat-resistance increasing of cast iron. ^ 1 tbl |
