EP3880857A4 - Improved 7xxx aluminum alloys - Google Patents

Improved 7xxx aluminum alloys Download PDF

Info

Publication number
EP3880857A4
EP3880857A4 EP19885961.3A EP19885961A EP3880857A4 EP 3880857 A4 EP3880857 A4 EP 3880857A4 EP 19885961 A EP19885961 A EP 19885961A EP 3880857 A4 EP3880857 A4 EP 3880857A4
Authority
EP
European Patent Office
Prior art keywords
aluminum alloys
7xxx aluminum
improved
improved 7xxx
alloys
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19885961.3A
Other languages
German (de)
French (fr)
Other versions
EP3880857A2 (en
Inventor
Severine CAMBIER
Julien Boselli
Jen C. Lin
Lynette M. Karabin
Francine S. Bovard
Wenping Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arconic Technologies LLC
Original Assignee
Arconic Technologies LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Arconic Technologies LLC filed Critical Arconic Technologies LLC
Publication of EP3880857A2 publication Critical patent/EP3880857A2/en
Publication of EP3880857A4 publication Critical patent/EP3880857A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/053—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with zinc as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/10—Alloys based on aluminium with zinc as the next major constituent
EP19885961.3A 2018-11-14 2019-11-13 Improved 7xxx aluminum alloys Pending EP3880857A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862767441P 2018-11-14 2018-11-14
PCT/US2019/061305 WO2020102441A2 (en) 2018-11-14 2019-11-13 Improved 7xxx aluminum alloys

Publications (2)

Publication Number Publication Date
EP3880857A2 EP3880857A2 (en) 2021-09-22
EP3880857A4 true EP3880857A4 (en) 2022-08-03

Family

ID=70730732

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19885961.3A Pending EP3880857A4 (en) 2018-11-14 2019-11-13 Improved 7xxx aluminum alloys

Country Status (6)

Country Link
US (1) US20210340656A1 (en)
EP (1) EP3880857A4 (en)
CN (1) CN113015816A (en)
BR (1) BR112021008744A2 (en)
CA (1) CA3118152A1 (en)
WO (1) WO2020102441A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3143806A1 (en) 2019-06-24 2020-12-30 Arconic Technologies Llc Improved thick wrought 7xxx aluminum alloys, and methods for making the same
CN112111680A (en) * 2020-09-17 2020-12-22 湖南恒佳新材料科技有限公司 Aluminum alloy and preparation method of aluminum alloy plate
CN112981197B (en) * 2021-04-21 2021-08-20 中国航发北京航空材料研究院 Coarse-grain-free wrought aluminum alloy and preparation method and product thereof
CN114182146A (en) * 2021-12-21 2022-03-15 湖南顶立科技有限公司 Ag reinforced aluminum alloy and preparation method thereof
CN115433859B (en) * 2022-09-13 2023-05-12 苏州中成同人新材料科技有限公司 Modification method of deformed aluminum alloy based on rare earth alloy

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0413833A (en) * 1990-05-02 1992-01-17 Furukawa Alum Co Ltd High strength aluminum alloy for welding excellent in stress corrosion cracking resistance
JP2008045157A (en) * 2006-08-11 2008-02-28 Horikawa Inc Spectacles component made of ultrahigh-tensile aluminum powder alloy and method for producing the same
CN101818290A (en) * 2010-05-28 2010-09-01 中南大学 Low quenching sensitive aluminum alloy added with Ag and Ge at same time
WO2020007437A1 (en) * 2018-07-02 2020-01-09 Otto Fuchs - Kommanditgesellschaft Aluminum alloy and overaged aluminum alloy product made of such an alloy

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
CN1489637A (en) 2000-12-21 2004-04-14 �Ƹ��� Aluminum alloy products and artificial aging method
US20080299000A1 (en) * 2002-09-21 2008-12-04 Universal Alloy Corporation Aluminum-zinc-copper-magnesium-silver alloy wrought product
US7060139B2 (en) * 2002-11-08 2006-06-13 Ues, Inc. High strength aluminum alloy composition
DE112004000603B4 (en) * 2003-04-10 2022-11-17 Novelis Koblenz Gmbh Al-Zn-Mg-Cu alloy
US8608876B2 (en) * 2006-07-07 2013-12-17 Aleris Aluminum Koblenz Gmbh AA7000-series aluminum alloy products and a method of manufacturing thereof
CN101484603B (en) * 2006-07-07 2011-09-21 阿勒里斯铝业科布伦茨有限公司 Aa7000-series aluminium alloy products and a method of manufacturing thereof
US8673209B2 (en) 2007-05-14 2014-03-18 Alcoa Inc. Aluminum alloy products having improved property combinations and method for artificially aging same
DE202008018370U1 (en) * 2007-09-21 2013-04-30 Aleris Rolled Products Germany Gmbh Al-Cu-Li alloy product suitable for aircraft application
US8557062B2 (en) * 2008-01-14 2013-10-15 The Boeing Company Aluminum zinc magnesium silver alloy
WO2009156283A1 (en) * 2008-06-24 2009-12-30 Aleris Aluminum Koblenz Gmbh Al-zn-mg alloy product with reduced quench sensitivity
KR101883021B1 (en) * 2010-09-08 2018-07-27 아르코닉 인코포레이티드 Improved 7xxx aluminum alloys, and methods for producing the same
US9315885B2 (en) * 2013-03-09 2016-04-19 Alcoa Inc. Heat treatable aluminum alloys having magnesium and zinc and methods for producing the same
KR102610549B1 (en) 2015-05-11 2023-12-05 아르코닉 테크놀로지스 엘엘씨 Improved thick machined 7XXX aluminum alloy, and method of making the same
PL3265595T3 (en) * 2015-10-30 2019-07-31 Novelis, Inc. High strength 7xxx aluminum alloys and methods of making the same
BR112019026036B1 (en) 2017-06-21 2024-02-06 Arconic Technologies Llc 7XXX SERIES FORGED ALUMINUM ALLOY PRODUCT AND AEROSPACE STRUCTURAL COMPONENT
CN108823472B (en) * 2018-07-25 2020-08-28 江苏大学 High-strength and high-toughness Al-Zn-Mg-Cu aluminum alloy and heat treatment method thereof
US20210340655A1 (en) * 2018-09-05 2021-11-04 Airbus Sas Method of producing a high-energy hydroformed structure from a 7xxx-series alloy

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0413833A (en) * 1990-05-02 1992-01-17 Furukawa Alum Co Ltd High strength aluminum alloy for welding excellent in stress corrosion cracking resistance
JP2008045157A (en) * 2006-08-11 2008-02-28 Horikawa Inc Spectacles component made of ultrahigh-tensile aluminum powder alloy and method for producing the same
CN101818290A (en) * 2010-05-28 2010-09-01 中南大学 Low quenching sensitive aluminum alloy added with Ag and Ge at same time
WO2020007437A1 (en) * 2018-07-02 2020-01-09 Otto Fuchs - Kommanditgesellschaft Aluminum alloy and overaged aluminum alloy product made of such an alloy

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
J.T. STALEY ET AL.: "Heat treating Characteristics of High Strength Al-Zn-Mg-Cu Alloys With and Without Silver Additions", METALLURGICAL TRANSACTIONS, 1 January 1972 (1972-01-01), pages 191 - 199, XP055306959, Retrieved from the Internet <URL:https://link.springer.com/article/10.1007/BF02680598> [retrieved on 20160930] *
LEE C.W ET AL: "The effect of silver addition on 7055 Al alloy", MATERIALS AND DESIGN, vol. 18, no. 4-6, 31 December 1997 (1997-12-31), GB, pages 327 - 332, XP055934893, ISSN: 0261-3069, DOI: 10.1016/S0261-3069(97)00086-1 *
See also references of WO2020102441A2 *

Also Published As

Publication number Publication date
WO2020102441A2 (en) 2020-05-22
CN113015816A (en) 2021-06-22
BR112021008744A2 (en) 2021-08-10
WO2020102441A3 (en) 2020-08-20
CA3118152A1 (en) 2020-05-22
US20210340656A1 (en) 2021-11-04
EP3880857A2 (en) 2021-09-22

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