FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy, particularly to composition of iron. Iron contains components at the following ratio, wt %: carbon 2.14-2.3; silicon 0.01-0.03; chromium 0.01-0.03; vanadium 1.4-1.6; beryllium 0.03-0.05; cobalt 6.0-8.0; copper - 2.6-3.0; aluminium 0.6-1.0; iron - the rest.
EFFECT: increased impact strength of iron.
1 tbl
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