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公开(公告)号：EP0149193B1
公开(公告)日：1989-05-24
申请号：EP84115926.2
申请日：1984-12-20
申请人： THE BOEING COMPANY
CPC分类号： C22C21/00
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公开(公告)号：EP0149193A2
公开(公告)日：1985-07-24
申请号：EP84115926.2
申请日：1984-12-20
申请人： THE BOEING COMPANY
CPC分类号： C22C21/00
摘要： An aluminum-lithium alloy exhibiting good fracture toughness and relatively high strength has a nominal composition of 2.5 percent lithium, 1.0 percent magnesium, 1.6 percent copper, 0.12 percent zirconium with the balance being aluminium and trace elements.
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公开(公告)号：EP0214381B1
公开(公告)日：1991-12-18
申请号：EP86108331.9
申请日：1986-06-19
申请人： The Boeing Company
发明人： Narayanan, Hari G. , Curtis, R. Eugene , Quist, William E. , Hyatt, Michael V. , Axter, Sven E.
CPC分类号： C22C21/12
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公开(公告)号：EP0214381A1
公开(公告)日：1987-03-18
申请号：EP86108331.9
申请日：1986-06-19
申请人： The Boeing Company
发明人： Narayanan, Hari G. , Curtis, R. Eugene , Quist, William E. , Hyatt, Michael V. , Axter, Sven E.
CPC分类号： C22C21/12
摘要： An aluminium-lithium alloy exhibiting good fracture toughness and relatively high strength, having a composition of 2.0 to 2.4% Li, 0.3 to 0.9% Mg. 2.1 to 2.9% Cu, 0.08 to 0.15% Zr, up to 0.15% Fe, up to 0.12% Si, up to 0.25% Zn, up to 0.15% Ti, up to 0.1% Cr, balance Al. A preferred composition has 2.2% Li, 0.6% Mg, 2.5% Cu, 0.12% Zr, balance Al.
摘要翻译： 具有良好的断裂韧性和较高强度的铝锂合金，其组成为2.0-2.4％的Li，0.3-0.9％的Mg。 2.1〜2.9％的Cu，0.08〜0.15％的Zr，Fe：0.15％以下，Si：0.12％以下，Zn：0.15％以下，Cr：0.1％以下，Al平衡。 优选的组合物具有2.2％Li，0.6％Mg，2.5％Cu，0.12％Zr，余量为Al。
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公开(公告)号：EP0149193A3
公开(公告)日：1985-08-14
申请号：EP84115926
申请日：1984-12-20
申请人： THE BOEING COMPANY
CPC分类号： C22C21/00
摘要： An aluminum-lithium alloy exhibiting good fracture toughness and relatively high strength has a nominal composition of 2.5 percent lithium, 1.0 percent magnesium, 1.6 percent copper, 0.12 percent zirconium with the balance being aluminium and trace elements.
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公开(公告)号：EP0149194A3
公开(公告)日：1985-08-07
申请号：EP84115929
申请日：1984-12-20
申请人： THE BOEING COMPANY
IPC分类号： C22C21/00
CPC分类号： C22C21/00
摘要： An aluminum-lithium alloy exhibiting a good blend of fracture toughness and high strength has a nominal composition of 2.45 percent lithium, 1.4 percent copper, and 0.12 percent zirconium with the balance being aluminum and trace elements.
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公开(公告)号：EP0149194A2
公开(公告)日：1985-07-24
申请号：EP84115929.6
申请日：1984-12-20
申请人： THE BOEING COMPANY
IPC分类号： C22C21/00
CPC分类号： C22C21/00
摘要： An aluminum-lithium alloy exhibiting a good blend of fracture toughness and high strength has a nominal composition of 2.45 percent lithium, 1.4 percent copper, and 0.12 percent zirconium with the balance being aluminum and trace elements.
摘要翻译： 表现出良好的断裂韧性和高强度共混物的铝锂合金的标称组成为2.45％的锂，1.4％的铜和0.12％的锆，余量为铝和微量元素。
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