CAST ALUMINUM ALLOY Russian patent published in 2019 - IPC C22C21/00 

FIELD: metallurgy.

SUBSTANCE: invention relates to metallurgy and can be used to produce shaped castings by gravity casting into mold, injection molding, pressure crystallization used in automotive industry, for housings of electronic devices, as well as critical parts capable of operating at high temperatures. Foundry alloy based on aluminum contains, wt%: iron 0.1–1.1, manganese 0.5–2.5, nickel 1.2–2.2, chrome 0.02–0.20, titanium 0.02–0.15, zirconium 0.02–0.35, aluminum – the rest, iron and nickel are represented mainly in the form of eutectic aluminides in amount of not less than 4 wt%.

EFFECT: invention is aimed at creation of a new high-tech aluminum alloy capable of hardening without using a hardening operation into water.

4 cl, 3 ex, 5 tbl, 1 dwg