Monocrystalline superalloy based on nickel with a high gamma - primary track - phase

摘要

The superalloy according to the invention, suitable for the manufacture of parts of the turbomachine by a monocrystalline solidification, has the following composition in mass: cr: 3, 5 to 7, 5% mo: 0 to 1, 5% re: 1, 5 to 5, 5% ru: 0 to 5, 5% w: 3, 5 to 8, 5% al: 5 to 6, 5% ti: 0 to 2, 5% ta: 4, 5 to 9% hf: 0, 08 to 0, 12% if: 0, 08 to 0, 12%, the complement to 100% being constituted by ni and the impurities.