From: Corrosion of aircraft heritage: a comparison between modern and historic Duralumin alloys
Cu
Si
Mg
Mn
Fe
Zn
Ti
Cr
Others
2024
4.3
0.07
1.5
0.52
0.10
0.06
0.04
0.03
2017A
4.1
0.72
0.74
0.60
0.40
0.18
0.05