FR3132306B1 - Tôle mince améliorée en alliage d’aluminium-cuivre-lithium - Google Patents

Tôle mince améliorée en alliage d’aluminium-cuivre-lithium Download PDF

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Publication number
FR3132306B1
FR3132306B1 FR2200763A FR2200763A FR3132306B1 FR 3132306 B1 FR3132306 B1 FR 3132306B1 FR 2200763 A FR2200763 A FR 2200763A FR 2200763 A FR2200763 A FR 2200763A FR 3132306 B1 FR3132306 B1 FR 3132306B1
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FR
France
Prior art keywords
thin sheet
copper
sheet metal
alloy thin
lithium alloy
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.)
Active
Application number
FR2200763A
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English (en)
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FR3132306A1 (fr
Inventor
Juliette CHEVY
Pablo Lorenzino
Helene Godin
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
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Constellium Issoire SAS
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.)
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Publication date
Application filed by Constellium Issoire SAS filed Critical Constellium Issoire SAS
Priority to FR2200763A priority Critical patent/FR3132306B1/fr
Priority to PCT/FR2023/050105 priority patent/WO2023144492A1/fr
Publication of FR3132306A1 publication Critical patent/FR3132306A1/fr
Application granted granted Critical
Publication of FR3132306B1 publication Critical patent/FR3132306B1/fr
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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
    • 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)
  • Battery Electrode And Active Subsutance (AREA)
  • Heat Treatment Of Steel (AREA)
  • Conductive Materials (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Powder Metallurgy (AREA)

Abstract

L’invention concerne une tôle mince d’épaisseur inférieure à 12,7 mm de structure granulaire essentiellement recristallisée en alliage à base d'aluminium comprenant en % en poids, 2,5 à 3,5 % de Cu, 0,7 à 0,9 % de Li, 0,3 à 0,5 % de Mg, 0,2 à 0,5 % de Mn, 0,25 à 0,65 % de Zn, 0,01 à 0,15 % de Ti, 0 à 0,07 % d’Ag, une quantité de Fe et de Si inférieure ou égale à 0,1 % chacun, et des impuretés inévitables à une teneur inférieure ou égale à 0,05% chacune et 0,15% en poids au total, reste aluminium. Figure d'abrégé : Fig. 3
FR2200763A 2022-01-28 2022-01-28 Tôle mince améliorée en alliage d’aluminium-cuivre-lithium Active FR3132306B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2200763A FR3132306B1 (fr) 2022-01-28 2022-01-28 Tôle mince améliorée en alliage d’aluminium-cuivre-lithium
PCT/FR2023/050105 WO2023144492A1 (fr) 2022-01-28 2023-01-26 Tole mince amelioree en alliage d'aluminium-cuivre-lithium

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2200763A FR3132306B1 (fr) 2022-01-28 2022-01-28 Tôle mince améliorée en alliage d’aluminium-cuivre-lithium
FR2200763 2022-01-28

Publications (2)

Publication Number Publication Date
FR3132306A1 FR3132306A1 (fr) 2023-08-04
FR3132306B1 true FR3132306B1 (fr) 2024-05-03

Family

ID=80999489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2200763A Active FR3132306B1 (fr) 2022-01-28 2022-01-28 Tôle mince améliorée en alliage d’aluminium-cuivre-lithium

Country Status (2)

Country Link
FR (1) FR3132306B1 (fr)
WO (1) WO2023144492A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5455003A (en) 1988-08-18 1995-10-03 Martin Marietta Corporation Al-Cu-Li alloys with improved cryogenic fracture toughness
FR2889542B1 (fr) * 2005-08-05 2007-10-12 Pechiney Rhenalu Sa Tole en aluminium-cuivre-lithium a haute tenacite pour fuselage d'avion
EP1891247B1 (fr) 2005-06-06 2008-11-12 Alcan Rhenalu Tole en aluminium-cuivre-lithium a haute tenacite pour fuselage d'avion
FR2894985B1 (fr) 2005-12-20 2008-01-18 Alcan Rhenalu Sa Tole en aluminium-cuivre-lithium a haute tenacite pour fuselage d'avion
CN101967588B (zh) * 2010-10-27 2012-08-29 中国航空工业集团公司北京航空材料研究院 一种耐损伤铝锂合金及其制备方法
FR2981365B1 (fr) 2011-10-14 2018-01-12 Constellium Issoire Procede de transformation ameliore de toles en alliage al-cu-li
FR3026747B1 (fr) * 2014-10-03 2016-11-04 Constellium France Toles isotropes en alliage d'aluminium-cuivre-lithium pour la fabrication de fuselages d'avion

Also Published As

Publication number Publication date
FR3132306A1 (fr) 2023-08-04
WO2023144492A1 (fr) 2023-08-03

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