2004 Aluminium is aluminium alloy in 2xxx series, which has Copper as main alloying element and some impurity elements. [1] [2]
| Element | Weight Percentage (%) | |
|---|---|---|
| Aluminum | 91.7 - 94.2 % | |
| Copper | 5.5 - 6.5 % | |
| Iron | <= 0.20 % | |
| Magnesium | <= 0.50 % | |
| Manganese | <= 0.10 % | |
| Other, each | <= 0.05 % | |
| Other, total | <= 0.15 % | |
| Silicon | <= 0.20 % | |
| Titanium | <= 0.05 % | |
| Zinc | <= 0.10 % | |
| Zirconium | 0.30 - 0.50 % |