Aluminum alloy

Compositions*

Al7075

5.5% Zn; 2.5% Mg; 1.5% Cu; 0.3% Cr

Al2024

3.8% to 4.9% Cu; 1.2% to 1.8% Mg; 0.3% to 0.9% Mn; 0% to 0.5% Fe; 0% to 0.5% Si; 0% to 0.25% Zn; 0% to 0.2% Zr; 0% to 0.15% Ti; 0% to 0.1% Cr

Al6061

0.8% to 1.2% Mg; 0.6% Si; 0.15% Mn; 0.28% Cu; 0.7% Fe