Form This specification covers an aluminum alloy in the form of sheet and plate 0.010 to 1.500 inch (0.254 to 38.07 mm)@ inclusive@ in thickness@ supplied in the -T81/-T851 temper (see 8.5) Application These products have been used typically for high strength parts requiring higher yield strength than is afforded by naturally aged tempers of this alloy and whose fabrication does not involve welding@ but usage is not limited to such applications
SAE AMS4268A-2017 history
2017SAE AMS4268A-2017 Aluminum Alloy@ Sheet and Plate 4.4Cu - 1.5Mg - 0.60Mn; (2024-T81 Sheet@ -T851 Plate) Solution Heat Treated@ Cold Worked and Artificially Aged (UNS A92024)
2011SAE AMS4268-2011 Aluminum Alloy, Sheet and Plate 4.4Cu 1.5Mg 0.60Mn; (2024-T81 Sheet, -T851 Plate) Solution Heat Treated, Cold Worked and Artificially Aged