公开(公告)号：US20230175103A1

公开(公告)日：2023-06-08

申请号：US18102221

申请日：2023-01-27

Applicant: ARCONIC TECHNOLOGIES LLC

Inventor： Timothy A. Hosch ,  Russell S. Long ,  Edward M. Williams ,  Lynette M. Karabin

IPC: C22C21/08 ,  C22F1/00 ,  C22F1/043 ,  C22F1/047 ,  C22F1/05 ,  C22C21/02

CPC classification number: C22C21/08 ,  C22F1/002 ,  C22F1/043 ,  C22F1/047 ,  C22F1/05 ,  C22C21/02

Abstract: New 6xxx aluminum alloys are disclosed. In one approach, a new 6xxx aluminum alloy may include from 0.25-0.60 wt. % Fe, 0.8-1.2 wt. % Si, 0.35-1.1 wt. % Mg, 0.05-0.8 wt. % Mn, up to 0.30 wt. % Cu, up to 0.35 wt. % Zn, up to 0.15 wt. % Ti, up to 0.15 wt. % each of Cr, Zr, and V, the balance being aluminum, incidental elements and impurities. The new 6xxx aluminum alloys may be made from recycled aluminum alloys.

公开(公告)号：US20230374632A1

公开(公告)日：2023-11-23

申请号：US18224945

申请日：2023-07-21

Applicant: ARCONIC TECHNOLOGIES LLC

Inventor： Lynette M. Karabin ,  Timothy A. Hosch ,  Dirk C. Mooy ,  Russell S. Long

IPC: C22C21/02 ,  C22F1/00 ,  C22F1/05

CPC classification number: C22C21/02 ,  C22F1/002 ,  C22F1/05

Abstract: New 6xxx aluminum alloys are disclosed. In one embodiment, a new 6xxx aluminum alloy sheet product includes from 0.75 to 1.05 wt. % Si, from 0.65 to 0.95 wt. % Mg, wherein (wt. % Mg)/(wt. % Si) is not greater than 0.99:1, from 0.50 to 0.75 wt. % Cu, from 0.02 to 0.40 wt. % Mn, from 0.06 to 0.26 wt. % Cr, wherein (wt. % Mn)+(wt. % Cr) is at least 0.22 wt. %, from 0.01 to 0.30 wt. % Fe, up to 0.25 wt. % Zn, up to 0.20 wt. % Zr, up to 0.20 wt. % V, and up to 0.15 wt. % Ti, the balance being aluminum, optional incidental elements and impurities.