1370 aluminium alloy
1370 Aluminium alloy is primarily aluminium alloyed with small amounts of boron, chromium, copper, gallium, iron, magnesium, manganese, silicon, vanadium and zinc.
| Element | Weight Percentage |
| Aluminium | ≥ 99.70 % |
| Boron | ≤ 0.02 % |
| Chromium | ≤ 0.01 % |
| Copper | ≤ 0.02 % |
| Gallium | ≤ 0.03 % |
| Iron | ≤ 0.25 % |
| Magnesium | ≤ 0.02 % |
| Manganese | ≤ 0.01 % |
| Other, each | ≤ 0.02 % |
| Other, total | ≤ 0.10 % |
| Silicon | ≤ 0.10 % |
| V+Ti | ≥ 0.02 % |
| Zinc | ≤ 0.04 % |