公开(公告)号：US20230220530A1

公开(公告)日：2023-07-13

申请号：US18000322

申请日：2021-05-31

Applicant: CONSTELLIUM ISSOIRE

Inventor： Pablo LORENZINO ,  Lukasz DOLEGA

IPC: C22F1/057 ,  C22C21/18 ,  C22C21/16 ,  C22C21/14

CPC classification number: C22F1/057 ,  C22C21/18 ,  C22C21/16 ,  C22C21/14

Abstract: The invention relates to the use of a wrought aluminum alloy in a T8 temper with the following composition, in wt %, Cu: 3.6-4.4; Mg: 1.2-1.4; Mn: 0.5-0.8; Zr:≤0.15; Ti: 0.01-0.15; Si≤0.20; Fe≤0.20; Zn≤0.25 other elements