This specification covers an aluminum alloy in the form of Alclad sheet and plate 0.010 to 0.499 inch (0.254 to 12.67 mm), inclusive, in thickness, supplied in the -T81/-T851 temper (see 8.5).
SAE AMS4478B
$33.00
Aluminum Alloy, Sheet and Plate, Alclad 4.4Cu – 1.5Mg – 0.60Mn (Alclad 2024, -T81 Sheet, -T851 Plate) Solution Heat Treated, Cold Worked and Artificially Aged