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FR3080860B1 - LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY - Google Patents

LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY Download PDF

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Publication number
FR3080860B1
FR3080860B1 FR1853798A FR1853798A FR3080860B1 FR 3080860 B1 FR3080860 B1 FR 3080860B1 FR 1853798 A FR1853798 A FR 1853798A FR 1853798 A FR1853798 A FR 1853798A FR 3080860 B1 FR3080860 B1 FR 3080860B1
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FR
France
Prior art keywords
weight
aluminum alloy
tenacity
compression resistance
copper aluminum
Prior art date
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Active
Application number
FR1853798A
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French (fr)
Other versions
FR3080860A1 (en
Inventor
Fanny Mas
David Barbier
Samuel Juge
Armelle Danielou
Gaelle Pouget
Nicolas BAYONA-CARRILLO
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.)
Constellium Issoire SAS
Original Assignee
Constellium Issoire SAS
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Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=63407333&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR3080860(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Constellium Issoire SAS filed Critical Constellium Issoire SAS
Priority to FR1853798A priority Critical patent/FR3080860B1/en
Priority to EP19726060.7A priority patent/EP3788178B1/en
Priority to CA3096776A priority patent/CA3096776A1/en
Priority to US17/051,659 priority patent/US20210310108A1/en
Priority to PCT/FR2019/050965 priority patent/WO2019211547A1/en
Priority to BR112020021796-4A priority patent/BR112020021796B1/en
Priority to CN201980029413.3A priority patent/CN112041473A/en
Publication of FR3080860A1 publication Critical patent/FR3080860A1/en
Publication of FR3080860B1 publication Critical patent/FR3080860B1/en
Application granted granted Critical
Active legal-status Critical Current
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Classifications

    • 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
    • C22C21/12—Alloys based on aluminium with copper 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
    • 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
    • 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
    • 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
    • C22F1/057—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 copper as the next major constituent

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Conductive Materials (AREA)
  • Powder Metallurgy (AREA)

Abstract

L'invention concerne un produit à base d'alliage d'aluminium comprenant, en pourcentage en poids, 4,0 à 4,6 % en poids de Cu, 0,7 à 1,2 % en poids de Li, 0,5 à 0,65 % en poids de Mg, 0,10 à 0,20 % en poids de Zr, 0,15 à 0,30 % en poids d'Ag, 0,25 à 0,45 % en poids de Zn, 0,05 à 0,35% en poids de Mn, au plus 0,20 % en poids de Fe + Si, au moins un élément choisi parmi Cr, Sc, Hf, V et Ti, la quantité dudit élément, s'il est choisi, étant de 0,05 à 0,3 % en poids pour Cr et pour Sc, 0,05 à 0,5 % en poids pour Hf et pour V et de 0,01 à 0,15 % en poids pour Ti, autres éléments au plus 0,05% en poids chacun et 0,15% en poids au total et reste aluminium. L'invention concerne également un procédé pour l'obtention d'un tel produit et son utilisation en tant qu'élément de structure d'avion.The invention relates to a product based on aluminum alloy comprising, as a percentage by weight, 4.0 to 4.6% by weight of Cu, 0.7 to 1.2% by weight of Li, 0.5 at 0.65% by weight of Mg, 0.10 to 0.20% by weight of Zr, 0.15 to 0.30% by weight of Ag, 0.25 to 0.45% by weight of Zn, 0.05 to 0.35% by weight of Mn, at most 0.20% by weight of Fe + Si, at least one element chosen from Cr, Sc, Hf, V and Ti, the amount of said element, if is chosen, being from 0.05 to 0.3% by weight for Cr and for Sc, 0.05 to 0.5% by weight for Hf and for V and from 0.01 to 0.15% by weight for Ti , other elements not more than 0.05% by weight each and 0.15% by weight in total and remains aluminum. The invention also relates to a method for obtaining such a product and its use as an aircraft structural element.

FR1853798A 2018-05-02 2018-05-02 LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY Active FR3080860B1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR1853798A FR3080860B1 (en) 2018-05-02 2018-05-02 LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY
PCT/FR2019/050965 WO2019211547A1 (en) 2018-05-02 2019-04-24 Aluminium-copper-lithium alloy having improved compressive strength and improved toughness
CA3096776A CA3096776A1 (en) 2018-05-02 2019-04-24 Alliage aluminium cuivre lithium a resistance en compression et tenacite ameliorees
US17/051,659 US20210310108A1 (en) 2018-05-02 2019-04-24 Aluminum-copper-lithium alloy having improved compressive strength and improved toughness
EP19726060.7A EP3788178B1 (en) 2018-05-02 2019-04-24 Aluminium-copper-lithium alloy having improved compressive strength and improved toughness
BR112020021796-4A BR112020021796B1 (en) 2018-05-02 2019-04-24 ALUMINUM ALLOY-BASED PRODUCT AND MANUFACTURING METHOD THEREOF
CN201980029413.3A CN112041473A (en) 2018-05-02 2019-04-24 Aluminum-copper-lithium alloy with improved compressive strength and improved toughness

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1853798 2018-05-02
FR1853798A FR3080860B1 (en) 2018-05-02 2018-05-02 LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY

Publications (2)

Publication Number Publication Date
FR3080860A1 FR3080860A1 (en) 2019-11-08
FR3080860B1 true FR3080860B1 (en) 2020-04-17

Family

ID=63407333

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1853798A Active FR3080860B1 (en) 2018-05-02 2018-05-02 LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY

Country Status (7)

Country Link
US (1) US20210310108A1 (en)
EP (1) EP3788178B1 (en)
CN (1) CN112041473A (en)
BR (1) BR112020021796B1 (en)
CA (1) CA3096776A1 (en)
FR (1) FR3080860B1 (en)
WO (1) WO2019211547A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111647786A (en) * 2020-06-22 2020-09-11 安徽德科科技有限公司 Aluminum-copper alloy material and casting and heat treatment process thereof
CN114438382B (en) * 2021-11-17 2022-10-11 江阴沐祥精工科技有限公司 Track aluminum profile

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5032359A (en) 1987-08-10 1991-07-16 Martin Marietta Corporation Ultra high strength weldable aluminum-lithium alloys
US5455003A (en) 1988-08-18 1995-10-03 Martin Marietta Corporation Al-Cu-Li alloys with improved cryogenic fracture toughness
US7438772B2 (en) 1998-06-24 2008-10-21 Alcoa Inc. Aluminum-copper-magnesium alloys having ancillary additions of lithium
WO2004106570A1 (en) 2003-05-28 2004-12-09 Pechiney Rolled Products New al-cu-li-mg-ag-mn-zr alloy for use as stractural members requiring high strength and high fracture toughness
DE112008002522T5 (en) * 2007-09-21 2010-08-26 Aleris Aluminum Koblenz Gmbh Al-Cu-Li alloy product suitable for aircraft application
RU2497967C2 (en) 2007-12-04 2013-11-10 Алкоа Инк. Improved aluminium-copper-lithium alloys
FR2969177B1 (en) 2010-12-20 2012-12-21 Alcan Rhenalu LITHIUM COPPER ALUMINUM ALLOY WITH ENHANCED COMPRESSION RESISTANCE AND TENACITY
EP3187603B1 (en) 2011-02-17 2024-06-26 Arconic Technologies LLC 2xxx series aluminum lithium alloys
FR2989387B1 (en) * 2012-04-11 2014-11-07 Constellium France LITHIUM COPPER ALUMINUM ALLOY WITH IMPROVED SHOCK RESISTANCE
US9458528B2 (en) 2012-05-09 2016-10-04 Alcoa Inc. 2xxx series aluminum lithium alloys
FR3007423B1 (en) * 2013-06-21 2015-06-05 Constellium France EXTRADOS STRUCTURE ELEMENT IN ALUMINUM COPPER LITHIUM ALUMINUM
CN103509984A (en) 2013-09-28 2014-01-15 中南大学 Ultrahigh strength aluminum lithium alloy and preparation method thereof
FR3014905B1 (en) * 2013-12-13 2015-12-11 Constellium France ALUMINUM-COPPER-LITHIUM ALLOY PRODUCTS WITH IMPROVED FATIGUE PROPERTIES
US20150322556A1 (en) * 2014-05-06 2015-11-12 Goodrich Corporation Lithium free elevated temperature aluminum copper magnesium silver alloy for forged aerospace products
RU2560485C1 (en) * 2014-06-10 2015-08-20 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") High-strength heat-treatable aluminium alloy and article made thereof

Also Published As

Publication number Publication date
FR3080860A1 (en) 2019-11-08
BR112020021796B1 (en) 2024-01-09
CA3096776A1 (en) 2019-11-07
BR112020021796A2 (en) 2021-03-23
EP3788178A1 (en) 2021-03-10
EP3788178B1 (en) 2022-08-17
CN112041473A (en) 2020-12-04
WO2019211547A1 (en) 2019-11-07
US20210310108A1 (en) 2021-10-07

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