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.

Date of Patent:
Jul. 01, 2014

Filed:

Sep. 11, 2012
Applicants:

Jen C. Lin, Export, PA (US);

Ralph R. Sawtell, Gibsonia, PA (US);

Gary H. Bray, Murrysville, PA (US);

Cindie Giummarra, Edina, MN (US);

Andre Wilson, Delmont, PA (US);

Gregory B. Venema, Bettendorf, IA (US);

Inventors:

Jen C. Lin, Export, PA (US);

Ralph R. Sawtell, Gibsonia, PA (US);

Gary H. Bray, Murrysville, PA (US);

Cindie Giummarra, Edina, MN (US);

Andre Wilson, Delmont, PA (US);

Gregory B. Venema, Bettendorf, IA (US);

Assignee:

Alcoa Inc., Pittsburgh, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22F 1/057 (2006.01);
U.S. Cl.
CPC ...
Abstract

New 2xxx aluminum alloys containing vanadium are disclosed. In one embodiment, the aluminum alloy includes 3.3-4.1 wt. % Cu, 0.7-1.3 wt. % Mg, 0.01-0.16 wt. % V, 0.05-0.6 wt. % Mn, 0.01 to 0.4 wt. % of at least one grain structure control element, the balance being aluminum, incidental elements and impurities. The new alloys may realize an improved combination of properties, such as in the T39 or T89 tempers.


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