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1.发明授权
公开(公告)号：EP1641952B1
公开(公告)日：2018-07-11
申请号：EP04753336.9
申请日：2004-05-26
发明人： CHO, Alex , DANGERFIELD, Vic , BES, Bernard , WARNER, Timothy
摘要： An aluminum alloy having improved strength and ductility, comprising: Cu 3.5-5.8 wt. %, Mg 0.2-1.5 wt. % Mn 0.2-0.5 wt. % Ag 0.2-0.8 wt. % Ti 0.02-0.12 wt. % and optionally one or more selected from the group consisting of Cr 0.1-0.8 wt. %, Hf 0.1-1.0 wt. %, Sc 0.03-0.6 wt. %, and V 0.05-0.15 wt. %, balance aluminum and incidental elements and impurities, and wherein the alloy is substantially zirconium-free.
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公开(公告)号：EP3850119A1
公开(公告)日：2021-07-21
申请号：EP19790635.7
申请日：2019-09-09
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公开(公告)号：EP1861516B2
公开(公告)日：2018-09-12
申请号：EP06734643.7
申请日：2006-02-10
摘要： A rolled or forged Al—Zn—Cu—Mg aluminum-based alloy wrought product having a thickness from 2 to 10 inches. The product has been treated by solution heat-treatment, quenching and aging, and the product comprises (in weight-%): Zn 6.2-7.2, Mg 1.5-2.4, Cu 1.7-2.1. Fe 0-0.13, Si 0-0.10, Ti 0-0.06, Zr 0.06-0.13, Cr 0-0.04, Mn 0-0.04, Mn 0-0.04, impurities and other incidental elements ≦̸0.05 each. Alloys per se and aircraft and aerospace uses, as well as methods of making products are also disclosed.
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4.发明公开
公开(公告)号：EP4386097A1
公开(公告)日：2024-06-19
申请号：EP22213912.3
申请日：2022-12-15
发明人： WHELCHEL, Ricky , NIEDZINSKI, Michael M , SMITH, Kenneth Paul , WARNER, Timothy , EHRSTROM, Jean-Christophe , DANIELOU, Armelle
摘要： The present invention relates to wrought 7xxx aluminum alloy product comprising in weight % Zn 6.7 - 7.4, Mg 1.35 - 1.75, Cu 1.85 - 2.35, Zr 0.04 - 0.14, Mn 0 - 0.5, Ti 0 - 0.15, V 0 - 0.15, Cr 0 - 0.25, Fe ≤0.05, Si≤0.05 with a Fe+Si ≤ 0.08 % and artificially aged wherein the total equivalent aging time t(eq) at 155°C is comprised from 24 hours to 45 hours which permits to optimize the compromise between tensile yield strength and toughness with improved cryogenic fracture toughness and fatigue resistance in corrosive environment.
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5.发明公开
公开(公告)号：EP3818185A1
公开(公告)日：2021-05-12
申请号：EP19791307.2
申请日：2019-06-27
申请人： Constellium Issoire
IPC分类号： C21D9/50 , C22F1/04 , B64C3/18 , B23K20/12 , B23K101/28 , B23K103/10
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6.发明公开
公开(公告)号：EP3717146A1
公开(公告)日：2020-10-07
申请号：EP18819533.3
申请日：2018-11-16
申请人： Constellium Issoire
发明人： JARRY, Philippe , TAINA, Fabio , ACHARD, Jean-Louis , BERTHERAT, Marc , MENET, Pierre-Yves , CABLEA, Mircea , WARNER, Timothy
IPC分类号： B22D7/00 , B22D11/049 , B22D11/115 , B22D11/12 , B22D27/02
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公开(公告)号：EP3688202A1
公开(公告)日：2020-08-05
申请号：EP18770041.4
申请日：2018-09-24
申请人： Constellium Issoire
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9.发明授权UTILISATION DE TUBES EN ALLIAGES AL-ZN-MG-CU AYANT UN COMPROMIS AMELIORE ENTRE DES CARACTERISTIQUES MECANIQUES STATIQUES ET LA TOLERANCE AUX DOMMAGES 有权使用AL / ZN / MG / CU合金，具有改进的平衡之间的静力学性能和损伤容限的管件的
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