SAE AMS 4457

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SAE AMS 4457 English Secure PDF Aluminum Alloy, Sheet 3.5Cu 1.1Li 0.50Mg 0.40Ag 0.12Zr (20980T8) Solution Heat Treated, Cold Worked, and Artificially Aged

standard published 08/29/2008 by SAE International

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This specification covers an aluminum alloy in the form of sheet.

This product has been used for aircraft applications where it offers a combination of high strength and lower density, but usage is not limited to such applications.