Safran

Centre National De La Recherche Scientifique

Université De Nantes

Safran Aircraft Engines

Université De Poitiers

Ecole Nationale Superieure D'arts Et Metiers

Edern Menou

Jérémy Rame

Clara Desgranges

Jonathan Cormier

Franck Tancret

Sébastien Jean Richard

Rémi Marie François Augustin

Lorena Mataveli Suave

The invention relates to a nickel-based superalloy including, in mass percentages: 5 to 6.5% aluminum, 4.5 to 7% cobalt, 14.5 to 16.5% chromium, 0 to 0.2% hafnium, 0 to 1.5% molybdenum, 2 to 3.5% tantalum, 0 to 2% titanium, 1 to 2.5% tungsten, 0 to 0.08% zirconium, 0 to 0.03% boron, 0 to 0.07% carbon, the remainder formed of nickel and unavoidable impurities.

Nickel-based superalloy for manufacturing a part by powder forming

A nickel-based superalloy includes, in weight percent, 4 to 6% aluminum, 5 to 8% cobalt, 6 to 9% chromium, 0.1 to 0.9% hafnium, 2 to 4% molybdenum, 5 to 7% rhenium, 5 to 7% tantalum, 2 to 5% tungsten, 0 to 0.1% silicon, the balance being of nickel and unavoidable impurities.

Nickel-based superalloy having high mechanical strength at a high temperature

A nickel-based superalloy includes, in weight percent, 6 to 8% aluminum, 12 to 15% cobalt, 4 to 8% chromium, 0 to 0.2% hafnium, 0.5 to 4% molybdenum, 3.5 to 6% rhenium, 4 to 6% tantalum, 1 to 3% titanium, 0 to 2% tungsten, 0 to 0.1% silicon, the balance being nickel and unavoidable impurities.

Low density nickel-based superalloy having high mechanical strength and environmental robustness at a high temperatures

The invention relates to an aluminum alloy includes, in mass percentages 3 to 6% titanium, 1.5 to 3% manganese, 1 to 2% iron, 1 to 2% chromium, 0.5 to 1.5% vanadium, 0.5 to 1.5% nickel, 0.2 to 1% zirconium, 0 to 0.5% cerium, 0 to 0.5% lanthanum, the remainder being aluminum and unavoidable impurities.

Aluminum-based alloy having improved mechanical strength in ageing at high temperatures and adapted to rapid solidification

A nickel-based superalloy includes, in weight percent, 5.9 to 6.5% aluminum, 9.5 to 10.5% cobalt, 4 to 5% chromium, 0.1 to 0.2% hafnium, 0.3 to 0.7% molybdenum, 3.7 to 4.5% rhenium, 7.5 to 8.5% tantalum, 0.2 to 0.7% titanium, 3.2 to 4% tungsten, 0 to 0.1% silicon, the balance being nickel and unavoidable impurities.

Growing community of inventors

Moissy-Cramayel, France

Edern Menou