US 12,084,747 B2
Aluminum-based alloy having improved mechanical strength in ageing at high temperatures and adapted to rapid solidification
Rémi Marie François Augustin, Moissy-Cramayel (FR); and Edern Menou, Moissy-Cramayel (FR)
Assigned to SAFRAN, Paris (FR)
Appl. No. 17/611,760
Filed by SAFRAN, Paris (FR)
PCT Filed Apr. 23, 2020, PCT No. PCT/FR2020/050697
§ 371(c)(1), (2) Date Nov. 16, 2021,
PCT Pub. No. WO2020/240105, PCT Pub. Date Dec. 3, 2020.
Claims priority of application No. 1905643 (FR), filed on May 28, 2019.
Prior Publication US 2022/0243307 A1, Aug. 4, 2022
Int. Cl. C22C 21/00 (2006.01); B22F 5/00 (2006.01); B22F 10/28 (2021.01); B33Y 10/00 (2015.01); B33Y 70/00 (2020.01); B33Y 80/00 (2015.01); C22C 1/04 (2023.01)
CPC C22C 21/00 (2013.01) [B22F 5/009 (2013.01); B22F 10/28 (2021.01); B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); B33Y 80/00 (2014.12); C22C 1/0416 (2013.01); C22C 21/003 (2013.01); B22F 2301/052 (2013.01); B22F 2301/205 (2013.01); B22F 2301/35 (2013.01); B22F 2998/10 (2013.01); B22F 2999/00 (2013.01)] 15 Claims
 
1. An aluminum alloy comprising, 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 consisting of aluminum and unavoidable impurities.