FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy, namely to compositions of alloys used for alloying of gray cast iron. Alloy contains, wt%: chromium 15.0–20.0; silicon 5.0–10.0; manganese 2.0–4.0; carbon 2.0–4.0; tellurium 1.0–1.5; samarium 1.0–1.5; gadolinium 1.0–1.5; cobalt 10.0–15.0; iron the rest.
EFFECT: invention allows to increase the strength of the alloyed cast iron.
1 cl, 1 tbl
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