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.