| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: cast iron contains components in a following ratio, wt %: carbon 3.0-3.4; silicon 1.6-2.2; manganese 0.1-0.3; vanadium 0.1-0.16; molybdenum 0.2-0.4; antimony 0.01-0.03; zinc 0.001-0.005; phosphorus 0.4-0.6; copper 0.8-1.2; hafnium 0.35-0.55; iron - the rest. ^ EFFECT: increasing of cast iron durability. ^ 1 tbl
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