HIGH PERFORMANCE METAL ALLOY FOR ADDITIVE MANUFACTURE OF MACHINE PARTS Russian patent published in 2021 - IPC C22C19/07 C22C30/00 B82Y30/00 

FIELD: metallurgy.

SUBSTANCE: invention relates to metallurgy, namely to a metal alloy with high performance characteristics and can be used for the additive production of machine parts, in particular a gas turbine nozzle. A metal alloy for the manufacture of a gas turbine nozzle by the method of additive production, consisting of, wt%: O 0.01–0.05, N 0.005–0.025, S less than 0.003, C 0.005–0.07, Mn 0.6–0, 8, Si 0.8–1.0, P less than 0.04, Cr 27–33, Ni 11–12, W 5–9, Fe 0.4–0.7, Ta less than 0.001, B less than 0.003, Cu less than 0.001, Zr less than 0.003, Co - the rest.

EFFECT: alloy is characterized by high performance characteristics, namely high resistance to high-temperature oxidation and corrosion, high resistance to thermal fatigue, and satisfactory weldability.

5 cl, 2 dwg, 4 ex