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1. 发明公开

EP4249142A3 AL-MG-SI ENERGY ABSORPTION EXTRUSION COMPONENT AND METHOD OF MAKING THEREOF 审中-实审
公开(公告)号：EP4249142A3
公开(公告)日：2023-11-08
申请号：EP23173415.3
申请日：2020-07-03
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： ARMANIE, Kevin P. , GERBERICK, Walter , MATUSKA, Robert A.
IPC分类号： C22C21/02 , C22C21/04 , C22C21/08 , C22F1/05 , B21C23/14 , B21C29/00 , B21C23/00
摘要： The present invention relates to an aluminum 6XXX (Al-Mg-Si) alloy extrusion component exhibiting a superior combination of strength and energy absorption for crash management applications in automotive markets and for other applications where energy absorption is a critical property. These components provide yield strengths greater than 260 MPa, and preferably greater than 280 MPa, while simultaneously providing energy absorption per unit cross-sectional area of greater than 20 kJ/mm 2 using the defined crush testing parameters in the present specification.

2. 发明公开

EP3763844A1 AL-MG-SI ALLOY EXHIBITING SUPERIOR COMBINATION OF STRENGTH AND ENERGY ABSORPTION 有权
公开(公告)号：EP3763844A1
公开(公告)日：2021-01-13
申请号：EP20183958.6
申请日：2020-07-03
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： ARMANIE, Kevin P. , GERBERICK, Walter , MATUSKA, Robert A.
IPC分类号： C22C21/02 , C22C21/04 , C22C21/08 , B21C23/00 , C22F1/05
摘要： The present invention relates to an aluminum 6XXX (Al-Mg-Si) alloy extrusion component exhibiting a superior combination of strength and energy absorption for crash management applications in automotive markets and for other applications where energy absorption is a critical property. These components provide yield strengths greater than 260 MPa, and preferably greater than 280 MPa, while simultaneously providing energy absorption per unit cross-sectional area of greater than 20 kJ/mm 2 using the defined crush testing parameters in the present specification.

3. 发明公开

EP3495520A1 LOW COST, SUBSTANTIALLY ZR-FREE ALUMINUM-LITHIUM ALLOY FOR THIN SHEET PRODUCT WITH HIGH FORMABILITY 有权
公开(公告)号：EP3495520A1
公开(公告)日：2019-06-12
申请号：EP18210045.3
申请日：2018-12-04
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： LONG, Zhengdong , LASSINCE, Philippe , MATUSKA, Robert A. , BALDWIN, Florence Andrea , RASTOGI, Ravi , NASH, Roy Austin , SCHEURING, Jason Nicholas , HOLMESMITH, Gary D. , LIU, Yansheng
IPC分类号： C22C21/16 , C22C21/14 , C22C21/18 , C22F1/057
摘要： A low cost, substantially Zr-free, low density 2xxx aluminum-lithium alloy is disclosed. The aluminum-lithium alloy can be produced to high formability sheet products capable of being formed into wrought products with a thickness of 0.01" to 0.249". Aluminum-lithium alloys of the invention comprise from 3.2 to 4.1 wt. % Cu, 1.0 to 1.8 wt. % Li, 0.8 to 1.2 wt. % Mg, 0.10 to 0.50 wt. % Zn, 0.10 to 1.0 wt. % Mn, up to 0.12 wt. % Si, up to 0.15 wt. % Fe, up to 0.15 wt. % Ti, up to 0.15 wt. % incidental elements, with the total of these incidental elements not exceeding 0.35 wt. %, and the balance being aluminum. Ag should not be intentionally added and should not be more than 0.1 wt. % as a non-intentionally added element. Zr should not be intentionally added and should not be more than 0.05 wt. % as a non-intentionally added element. Mg is at least equal to or higher than 2 * Zn in weight percent in the invented alloy. Methods for manufacturing wrought products including aluminum-lithium alloys of the present invention are also provided.

4. 发明公开

EP3101149A1 HIGH STRENGTH 7XXX SERIES ALUMINUM ALLOY PRODUCTS AND METHODS OF MAKING SUCH PRODUCTS 无效
标题翻译： HOCHFESTE ALUMINIUMLEGIERUNGSPRODUKTE DER 7XXX-SERIE UND VERFAHREN ZUR HERSTELLUNG SOLCHER PRODUKTE
公开(公告)号：EP3101149A1
公开(公告)日：2016-12-07
申请号：EP16172536.1
申请日：2016-06-01
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： LONG, Zhengdong , BUEHLER, Jane Elizabeth , LASSINCE, Philippe , BALDWIN, Florence A. , MATUSKA, Robert A. , GOMIERO, Philippe , NASH, Roy Austin , SCHEURING, Jason Nicholas , WANG, Junsheng
IPC分类号： C22F1/053 , C22C21/10
CPC分类号： C22F1/053 , C22C21/10 , C22F1/002
摘要： The present invention is directed to a thick plate high strength 7xxx aluminum alloy product comprising 8.0 to 8.4 wt.% Zn, 1.5 to 2.0 wt.% Mg, 1.1 to 1.5 wt.% Cu, and 0.05 to 0.15 wt.% Zr, 4.0 to 5.3 of Zn/Mg weight percentage ratio, 0.14 to 0.19 of Cu/Zn weight percentage ratio, and 10.7 to 11.6 wt.% of Cu+Mg+Zn. This alloy can be fabricated to produce 3-10 inch thick plate, extrusion or forging products, and is especially suitable for aerospace structural components, especially large commercial airplane wing structure applications. The product provides high strength, high damage tolerance performance as well as better corrosion resistance performance suitable for aerospace application.
摘要翻译：本发明涉及一种厚板高强度7xxx铝合金产品，其包含8.0-8.4重量％的Zn，1.5-2.0重量％的Mg，1.1-1.5重量％的Cu和0.05-0.15重量％的Zr，4.0 的Zn / Mg重量比为5.3，Cu / Zn重量比为0.14〜0.19，Cu + Mg + Zn为10.7〜11.6重量％。该合金可以被制造成生产3-10英寸厚的板，挤出或锻造产品，并且特别适用于航空航天结构部件，特别是大型商用飞机机翼结构应用。该产品提供高强度，高损伤耐受性能以及适用于航空航天应用的更好的耐腐蚀性能。

5. 发明授权

EP1212473B2 ALUMINUM-MAGNESIUM-SCANDIUM ALLOYS WITH ZINC AND COPPER 有权
标题翻译：与锌的铜，铝，镁合金钪
公开(公告)号：EP1212473B2
公开(公告)日：2010-08-11
申请号：EP00950416.8
申请日：2000-08-02
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： FERNANDES, Micky, T. , DORWARD, Ralph, C.
IPC分类号： C22C21/06
CPC分类号： C22C21/06

6. 发明公开

EP4249142A2 AL-MG-SI ENERGY ABSORPTION EXTRUSION COMPONENT AND METHOD OF MAKING THEREOF 审中-实审
公开(公告)号：EP4249142A2
公开(公告)日：2023-09-27
申请号：EP23173415.3
申请日：2020-07-03
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： ARMANIE, Kevin P. , GERBERICK, Walter , MATUSKA, Robert A.
IPC分类号： B21C29/00
摘要： The present invention relates to an aluminum 6XXX (Al-Mg-Si) alloy extrusion component exhibiting a superior combination of strength and energy absorption for crash management applications in automotive markets and for other applications where energy absorption is a critical property. These components provide yield strengths greater than 260 MPa, and preferably greater than 280 MPa, while simultaneously providing energy absorption per unit cross-sectional area of greater than 20 kJ/mm 2 using the defined crush testing parameters in the present specification.

7. 发明公开

EP3831969A1 HIGH STRENGTH PRESS QUENCHABLE 7XXX ALLOY 有权
公开(公告)号：EP3831969A1
公开(公告)日：2021-06-09
申请号：EP20209480.1
申请日：2020-11-24
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： SHOEMAKER, David J. , FARGO, Timothy K. , GERBERICK, Walter , MATUSKA, Robert A.
IPC分类号： C22C21/10 , C22F1/053
摘要： The present invention is directed to a 7xxx series aluminum alloy composition comprising, consisting essentially of, or consisting of (by weight %) of 1.0-1.8% Mg; 7.0-8.3% Zn; 0.10-0.25% Zr; with up to 0.80% Cu and allowable impurities of 0.3% Si, 0.4% Fe, 0.4% Mn, and 0.1% Ti, with other elements restricted as unavoidable impurities limited to 0.05% each and 0.15% total and MgZn 2 range of 7.0-9.9% with the balance being aluminum. This 7xxx series aluminum alloy is capable of being produced to achieve its maximum strength by quenching from an elevated hot working operation, such as extrusion, forging or rolling. In one embodiment the alloy is capable of meeting strength levels in excess of 65 KSI /450 MPa yield tensile strength, 69 KSI /480 MPa ultimate tensile strength and 11% elongation.

8. 发明公开

EP3012338A1 HIGH STRENGTH, HIGH FORMABILITY, AND LOW COST ALUMINUM LITHIUM ALLOYS 有权
标题翻译： HOCHFESTE UNDKOSTENGÜNSTIGELuminium LITHIUM-LEGIERUNGEN MIT HOHER VERFORMBARKEIT
公开(公告)号：EP3012338A1
公开(公告)日：2016-04-27
申请号：EP15191323.3
申请日：2015-10-23
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： LONG, Zhengdong , LASSINCE, Philippe , BALDWIN, Florence Andrea , MATUSKA, Robert A. , LIU, Yansheng , NASH, Roy Austin , SCHEURING, Jason Nicholas , HOLMESMITH, Gary D.
IPC分类号： C22C21/12 , C22C21/16 , C22F1/057
摘要： A high strength, high formability and low cost 2xxx aluminum-lithium alloy is disclosed. The aluminum-lithium alloy is capable of being formed into wrought products with a thickness of from about 0.01" to about 0.249". Aluminum-lithium alloys of the invention generally comprise from about 3.5 to 4.5 wt. % Cu, 0.8 to 1.6 wt. % Li, 0.6 to 1.5 wt. %Mg, from 0.03 to 0.6 wt.% of at least one grain structure control element selected from the group consisting of Zr, Sc, Cr, V, Hf, and other rare earth elements, and up to 1.0 wt. % Zn, up to 1.0 wt. % Mn, up to 0.12 wt. % Si, up to 0.15 wt. % Fe, up to 0.15 wt. % Ti, up to 0.05 wt. % of any other element, with the total of these other elements not exceeding 0.15 wt. %, and the balance being aluminum. Ag should not be more than 0.5 wt.% and is preferably not intentionally added. Mg is at least equal or higher than Zn in weight percent in the invented alloy. Further provided are methods for manufacturing wrought products including the aluminum-lithium alloys of the present invention.
摘要翻译：公开了一种高强度，高成型性和低成本的2xxx铝 - 锂合金。铝 - 锂合金能够形成厚度为约0.01“至约0.249”的锻造产品。本发明的铝 - 锂合金通常包含约3.5至4.5wt。％Cu，0.8〜1.6wt。％Li，0.6〜1.5wt。％Mg，0.03〜0.6重量％的选自Zr，Sc，Cr，V，Hf等稀土元素的至少一种晶粒结构控制元素，以及至多1.0重量％％Zn，至多1.0wt。％Mn，至多0.12重量％％Si，至多0.15wt。％Fe，最高0.15wt。％Ti，至多0.05重量％任何其他元素的百分比，其中这些其他元素的总和不超过0.15重量％。％，余量为铝。 Ag不应大于0.5重量％，优选不是有意添加。在本发明的合金中，Mg至少等于或高于重量百分比的Zn。还提供了制造包括本发明的铝 - 锂合金的锻造产品的方法。

9. 发明公开

EP4299780A1 6XXX ALLOY WITH HIGH RECYCLED MATERIAL CONTENT 审中-公开
公开(公告)号：EP4299780A1
公开(公告)日：2024-01-03
申请号：EP23182059.8
申请日：2023-06-28
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： GERBERICK, Walter , MATUSKA, Robert A.
IPC分类号： C22C21/14 , C22C21/08 , B22D21/00 , C22B21/00 , C22C1/02 , C22F1/05 , C22C21/02
摘要： The present invention is directed to a 6xxx series aluminum alloy composition, comprising, consisting essentially of, or consisting of (by weight %) of 0.5-1.5% Si, 0.1-0.7% Cu, 0.5-1.5% Mg, 0.3-1.2% Zn, 0.05-0.35% Cr and allowable impurities of ≤ 0.8% Fe, ≤ 0.8% Mn, ≤ 0.15% Zr, ≤ 0.15% Ti, with other elements restricted as unavoidable impurities limited to ≤ 0.05% each and ≤ 0.15% total with the balance being aluminum. This 6xxx series aluminum alloy is capable of being produced with high amounts of post-consumer recycled material which significantly reduces environmental impact from producing this material, while still meeting and in most cases exceeding material attribute requirements for general engineering applications.

10. 发明公开

EP4001446A1 HIGH STRENGTH AND HIGH FRACTURE TOUGHNESS 7XXX AEROSPACE ALLOY PRODUCTS 审中-公开
公开(公告)号：EP4001446A1
公开(公告)日：2022-05-25
申请号：EP21207643.4
申请日：2021-11-10
申请人： Kaiser Aluminum Fabricated Products, LLC
发明人： LONG, Zhengdong , GOMIERO, Philippe Paul , RASTOGI, Ravi , DIAO, Haoyan , SCHEURING, Jason Nicholas
IPC分类号： C22C21/10 , C22F1/00 , C22F1/053
摘要： High strength and high fracture toughness 7xxx aluminum alloy products comprise 6.5 to 7.2 wt. % Zn, 1.55 to 1.95 wt. % Cu, 1.75 to 2.15 wt. % Mg, 0.095 to 0.15 wt. % Zr, incidental elements, and the balance Al. In one embodiment, the aluminum alloy product includes Mg/Cu and Zn/Mg ratios in the range of 1.05 to 1.35, and 3.2 to 4.0, respectively. This aluminum alloy product can be fabricated to produce plate, extrusion or forging products, and is especially suitable for aerospace structural components. The products have an excellent combination of strength, fracture toughness, K max at the fatigue crack deviation point, ductility in different orientations, and corrosion resistance suitable for aerospace application.

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