| 摘要 |
<p>An aluminium-lithium alloy exhibiting good fracture toughness and relatively high strength having a composition of 2,0 to 2,4% Li, 2,3 to 2,7% Cu, up to 0,9% Mg, up to 0,15% Zr, up to 0,15% Fe, up to 0,12% Si, balance Al. A preferred composition has 2,2% Li, 2,5% Cu, 0,7% Mg, 0,12% Zt, balance Al.</p> |
