公开(公告)号：US20210292875A1

公开(公告)日：2021-09-23

申请号：US17336859

申请日：2021-06-02

Applicant: ARCONIC TECHNOLOGIES LLC

Inventor： Timothy A. Hosch ,  Cyril F. Bell ,  Dirk C. Mooy

IPC: C22C21/02 ,  C21D8/02 ,  C21D9/46

Abstract: New 6xxx aluminum alloys having an improved combination of properties are disclosed. The new 6xxx aluminum alloy generally include 0.65-0.85 wt. % Si, 0.40-0.59 wt. % Mg, wherein (wt. % Mg)/(wt. % Si) is from 0.47 to 0.90, 0.05-0.35 wt. % Fe, 0.04-0.13 wt. % Mn, 0-0.20 wt. % Cu, 0-0.15 wt. % Cr, 0-0.15 wt. % Zr, 0-0.15 wt. % Ti, 0-0.10 wt. % Zn, 0-0.05 wt. % V, the balance being aluminum and impurities.

公开(公告)号：US20220081741A1

公开(公告)日：2022-03-17

申请号：US17456212

申请日：2021-11-23

Applicant: ARCONIC TECHNOLOGIES LLC

Inventor： Timothy A. Hosch ,  James Daniel Bryant ,  Dirk C. Mooy

IPC: C22C21/10 ,  C22C21/08 ,  C22F1/053 ,  C22F1/047 ,  C22F1/00

Abstract: New aluminum alloys are disclosed. The new aluminum alloys may include from 0.70 to 1.4 wt. % Si, from 0.70 to 1.3 wt. % Mg, wherein (wt. % Mg)/(wt. % Si) is not greater than 1.40, from 0.70 - 3.0 wt. % Zn, from 0.55 to 1.3 wt. % Cu, wherein the total amount of Si+Mg+Zn+Cu is not greater than 4.25 wt. %, from 0.01 to 0.30 wt. % Fe, up to 0.70 wt. % Mn, up to 0.15 wt. % Cr, up to 0.20 wt. % Zr, up to 0.20 wt. % V, and up to 0.25 wt. % Ti, the balance being aluminum, optional incidental elements and impurities. The new aluminum alloys may realize an improved combination of properties, such as an improved combination of strength, formability and/or corrosion resistance.

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.