摘要 |
FIELD: metallurgy. ^ SUBSTANCE: invention relates to metallurgy field, particularly to content of cast iron. Cast iron contains components in a following ratio, wt %: carbon 3.85-4.0; silicon 0.5-1.0; manganese 0.4-0.6; magnesium 0.001-0.002; aluminium 0.9-1.1; vanadium 0.3-0.4; beryllium 0.01-0.015; strontium 0.02-0.022; iron - the rest. ^ EFFECT: temperature resistance increasing of cast iron. ^ 1 tbl |