CAST IRON Russian patent published in 2018 - IPC C22C37/10 

FIELD: metallurgy.

SUBSTANCE: invention relates to ferrous metallurgy, in particular to cast iron compositions, which can be used for manufacture of furnaces parts, thermal aggregates, metallurgical equipment. Cast iron contains, by wt %: carbon 3.0–3.5; silicon 0.5–1.0; manganese; 0.4–0.6; aluminum 0.5–0.9; nickel 0.3–0.4; cobalt 0.1–0.15; boron 0.06–0.1; molybdenum 0.1–0.15; vanadium 0.1–0.15; silver 0.003–0.008; iron – the rest.

EFFECT: technical result is higher heat resistance of cast iron.

1 cl, 1 tbl