SAE AMS4251 Revision A, March 1, 2006
Aluminum Alloy Sheet 2.7Cu - 2.2Li - 0.12Zr (2090-T83) Solution Heat Treated, Cold Worked, and Precipitation Heat Treated
Includes all amendments and changes through Reaffirmation Notice , November 2011
Published By:SAE International (SAE)
This specification covers an aluminum alloy in the form of sheet.
Primarily for applications requiring the strength of AMS 4045 and 7.8% lower nominal density.