FOUNDRY NICKEL ALLOY WITH EQUIAXIAL STRUCTURE Russian patent published in 2019 - IPC C22C19/05 

FIELD: metallurgy.

SUBSTANCE: invention relates to metallurgy, in particular, to nickel-based casting alloys, and can be used for manufacture of parts, used in gas turbine engines, for example, disk blanks and other special-purpose parts. Foundry nickel alloy with equiaxial structure contains, wt. %: carbon 0.12–0.20, chrome 4.0–8.0, cobalt 10.0–16.0, tungsten 8.0–12.0, aluminum 4.0–6.0, tantalum 6.0–10.0, hafnium 0.2–1.0, boron 0.005–0.05, cerium 0.001–0.1, yttrium 0.001–0.1, lanthanum 0.001–0.1, silicon 0.02–0.2, manganese 0.01–0.2, magnesium 0.01–0.15, scandium 0.0002–0.01, neodymium 0.0005–0.01, nickel is the rest.

EFFECT: alloy is characterized by high heat resistance.

1 cl, 1 tbl