An aluminum-lithium alloy exhibiting good fracture toughness and relatively high strength has a nominal composition of 2.2 percent lithium, 0.6 percent magnesium, 2.5 percent copper, 0.12 percent zirconium with the balance being aluminum and trace elements.
申请公布号
US5116572(A)
申请公布日期
1992.05.26
申请号
US19890401565
申请日期
1989.08.28
申请人
THE BOEING COMPANY
发明人
NARAYANAN, G. HARI;CURTIS, R. EUGENE;QUIST, WILLIAM E.;HYATT, MICHAEL V.;AXTER, SVEN E.
