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SAE AMS4459 Rev C

Aluminum Alloy, Extrusion 2.7Cu - 1.8Li - 0.7Zn - 0.3Mn - 0.3Mg - 0.08Zr (2099-T81) Solution Heat Treated, Stress Relieved by Stretching 1 to 3% and Aged
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SAE AMS4459 Rev C

Aluminum Alloy, Extrusion 2.7Cu - 1.8Li - 0.7Zn - 0.3Mn - 0.3Mg - 0.08Zr (2099-T81) Solution Heat Treated, Stress Relieved by Stretching 1 to 3% and Aged

PUBLISH DATE 2025
SAE AMS4459 Rev C
This specification covers an aluminum alloy in the form of extruded bars, rods, and profiles (shapes) from 0.375 to 1.300 inches (9.53 to 33.02 mm) in diameter or thickness, produced with cross-sectional area of 22.5 square inches (145 cm 2x), maximum, and a circumscribing circle diameter (circle size) of 17.4 inches (44.2 cm), maximum (see 2.4 and 8.8 ).
SDO SAE: SAE International
Document Number AMS4459
Publication Date July 22, 2025
Language en - English
Page Count
Revision Level C
Supercedes
Committee
Publish Date Document Id Type View
July 22, 2025 AMS4459C Revision
Aug. 14, 2018 AMS4459B Revision
Jan. 3, 2013 AMS4459A Revision
March 10, 2012 AMS4459 Revision