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Heat Treatment of Friction Stir Welded 7X50 AluminumA method for treating alloy before and after friction stir welding, the method comprising the following steps. First solution heat treating a multiplicity of aluminum-zinc alloy engineered components for a first time period at a first temperature. First air cooling the components in ambient air at room temperatwe until the components are cooled to room temperature. Friction stir welding the components to form an assembly. Second solution heat treating the assembly for a second time period at a second temperature. Additional steps and embodiments are considered.
Document ID
20050051620
Acquisition Source
Johnson Space Center
Document Type
Other - Patent
External Source(s)
MSC-23472-1
Authors
George E Petter (Johnson Space Center Houston, United States)
John D Figert (Johnson Space Center Houston, United States)
Daniel J llybicki (Johnson Space Center Houston, United States)
Timothy H Bums (Johnson Space Center Houston, United States)
Date Acquired
August 22, 2013
Publication Date
October 12, 2004
Publication Information
Publisher: United States Patent and Trademark Office
Subject Category
Metals And Metallic Materials
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-Patent-6,802,444
Patent Application
US-Patent-Appl-SN-390678

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