EP 3610047 B1 20230823 - ALUMINIUM-COPPER-LITHIUM ALLOY PRODUCTS
Title (en)
ALUMINIUM-COPPER-LITHIUM ALLOY PRODUCTS
Title (de)
ALUMINIUM-KUPFER-LITHIUM-LEGIERUNGSPRODUKTE
Title (fr)
PRODUITS EN ALLIAGE ALUMINIUM-CUIVRE-LITHIUM
Publication
Application
Priority
- FR 1753133 A 20170410
- FR 2018050886 W 20180409
Abstract (en)
[origin: CA3058021A1] The invention relates to a product made of an aluminium-based alloy comprising, by wt. %, Cu: 2.5-3.4; Li: 1.6-2.2; Mg: 0.4-0.9; Mn: 0.2-0.6, Zr: 0.08-0.18; Zn: < 0.4; Ag: < 0.15; Fe + Si = 0.20; at least one element selected from Ti, Se, Cr, Hf and V, the content of the element, if selected, being: Ti: 0.01-0.15; Se: 0.01-0.15; Cr: 0.01-0.3; Hf: 0.01-0.5; V: 0.01-0.3; other elements = 0.05 each and = 0.15 in total; the remainder being aluminium. The invention also relates to a method for manufacturing an aluminum alloy-based, extruded, rolled and/or forged product, and a structural element incorporating at least one product as described above.
IPC 8 full level
C22C 21/12 (2006.01); C22C 21/16 (2006.01); C22C 21/18 (2006.01); C22F 1/057 (2006.01)
CPC (source: EP US)
C22C 21/12 (2013.01 - EP); C22C 21/16 (2013.01 - EP US); C22C 21/18 (2013.01 - EP US); C22F 1/057 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
FR 3065011 A1 20181012; FR 3065011 B1 20190412; BR 112019021170 A2 20200428; BR 112019021170 B1 20230509; CA 3058021 A1 20181018; CN 110536972 A 20191203; CN 110536972 B 20220125; DE 18724941 T1 20200604; EP 3610047 A1 20200219; EP 3610047 B1 20230823; US 2021087665 A1 20210325; WO 2018189471 A1 20181018
DOCDB simple family (application)
FR 1753133 A 20170410; BR 112019021170 A 20180409; CA 3058021 A 20180409; CN 201880024374 A 20180409; DE 18724941 T 20180409; EP 18724941 A 20180409; FR 2018050886 W 20180409; US 201816603604 A 20180409