摘要 |
<p>An aluminum alloy of the AlCu type containing cadmium and manganese exhibits an optimum combination of strength, toughness and corrosion resistance. The alloy contains 4.0 to 5.0% copper, 0.1 to 0.2% cadmium and 0.2 to 1.0% manganese. The alloy is suitable for the production of high strength, tough and corrosion resistant extrusion products, and its main application is in aircraft construction.</p> |