The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2020
Filed:
Dec. 02, 2015
Applicant:
Alcoa Inc., Pittsburgh, PA (US);
Inventors:
Timothy A. Hosch, Plum, PA (US);
John M. Newman, Export, PA (US);
David Allen Tomes, Jr., San Antonio, TX (US);
Assignee:
ARCONIC INC., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 21/02 (2006.01); C22F 1/043 (2006.01); B22D 11/00 (2006.01); C22F 1/00 (2006.01);
U.S. Cl.
CPC ...
C22F 1/043 (2013.01); B22D 11/003 (2013.01); C22C 21/02 (2013.01); C22F 1/002 (2013.01);
Abstract
New 6xxx aluminum alloy strips having an improved combination of properties are disclosed. The new 6xxx new aluminum alloy strips are rolled to a target thickness in-line via at least a first rolling stand and a second rolling stand. In one approach, the 6xxx new aluminum alloy strips may contain 0.8 to 1.25 wt. % Si, 0.2 to 0.6 wt. % Mg, 0.5 to 1.15 wt. % Cu, 0.01 to 0.2 wt. % manganese, 0.01 to 0.2 wt. % iron; up to 0.30 wt. % Ti; up to 0.25 wt. % Zn; up to 0.15 wt. % Cr; and up to 0.18 wt. % Zr.