| 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 2.8-3.2; silicon 0.9-1.1; manganese 0.2-0.6; vanadium 0.2-0.3; chrome 0.7-0.9; nickel 1.8-2.0; copper 3.3-3.7; molybdenum 0.4-0.6; aluminium 0.8-1.2; calcium 0.01-0.03; silver 0.05-0.1; iron - the rest. ^ EFFECT: increasing of cast iron thermal conductivity. ^ 1 tbl |
