US Patent 7087125 Aluminum alloy for producing high performance shaped castings

Patent 7087125 was granted and assigned to Alcoa on August, 2006 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Alcoa

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7087125

Date of Patent

August 8, 2006

Patent Application Number

11045845

Date Filed

January 28, 2005

Patent Citations Received

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US Patent 12123078 Aluminum-magnesium-zinc aluminum alloys

Patent Primary Examiner

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George Wyszomierski

Patent abstract

An aluminum alloy for shaped castings, the alloy having the following composition ranges in weight percent: about 6.0–8.5% silicon, less than 0.4% magnesium, less than 0.1% cerium, less than 0.2% iron, copper in a range from about 0.1% to about 0.5% and/or zinc in a range from about 1% to about 4%, the alloy being particularly suited for T5 heat treatment.