RTX Corporation
NICKEL-CHROMIUM-ALUMINUM COMPOSITE BY ELECTRODEPOSITION

Abstract:

An cicctrodcposited nickel-chromium-aluminum (Ni--Cr--Al) composite including nickel- chromium alloy and aluminum, and alloys or compounds formed by Al, Cr and Ni applied on turbine components comprises from 2 to 50 wt % chromium, from 0.1 to 6 wt % aluminum, and a remaining balance of nickel, wherein the Ni--Cr--Al composite is heat-treated to form an aluminum compound and to restore materials lost during repair processes of the turbine components.