BR112018014770A2 - thick sheets made of al-cu-li alloy with improved fatigue properties - Google Patents
thick sheets made of al-cu-li alloy with improved fatigue propertiesInfo
- Publication number
- BR112018014770A2 BR112018014770A2 BR112018014770-2A BR112018014770A BR112018014770A2 BR 112018014770 A2 BR112018014770 A2 BR 112018014770A2 BR 112018014770 A BR112018014770 A BR 112018014770A BR 112018014770 A2 BR112018014770 A2 BR 112018014770A2
- Authority
- BR
- Brazil
- Prior art keywords
- chosen
- alloy
- sheets made
- less
- fatigue properties
- Prior art date
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
- C22F1/057—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
-
- 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
Landscapes
- 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)
- Heat Treatment Of Steel (AREA)
- Metal Rolling (AREA)
- Laminated Bodies (AREA)
Abstract
a invenção refere-se a um produto laminado com espessura de pelo menos 50 mm feito de liga de alumínio que compreende em % em peso 2,2 a 3,9 % de cu, 0,7 a 1,8 % de li, 0,1 a 0,8 % de mg, 0,1 a 0,6 % de mn; 0,01 a 0,15 % de ti, pelo menos um elemento escolhido entre zn e ag, a quantidade do dito elemento se ele é escolhido sendo 0,2 a 0,8 % para zn e 0,1 a 0,5 % para ag, opcionalmente pelo menos um elemento escolhido entre zr, cr, sc, hf e v, a quantidade do dito elemento se ele é escolhido sendo 0,04 a 0,18 % para zr, 0,05 a 0,3 % para cr e para sc, 0,05 a 0,5 % para hf e para v, menos de 0,1 % de fe, menos de 0,1 % de si o resto alumínio e impurezas inevitáveis, de um teor inferior a 0,05 % cada uma e 0,15 % no total; caracterizado pelo fato de que sua estrutura granular é majoritariamente recristalizada entre ¼ e ½ da espessura. a invenção também se refere a um processo de fabricação de um tal produto. os produtos de acordo com a invenção são vantajosamente utilizados na construção aeronáutica notadamente para a realização de uma longarina ou de uma nervura de asa de avião.The invention relates to a laminate of a thickness of at least 50 mm made of aluminum alloy comprising by weight 2.2 to 3.9 wt%, 0.7 to 1.8 wt%. 0.1 to 0.8% mg, 0.1 to 0.6% min; 0.01 to 0.15% of ti, at least one element chosen from zn and ag, the amount of said element if it is chosen being 0.2 to 0.8% for zn and 0.1 to 0.5% for ag, optionally at least one element chosen from zr, cr, sc, hf and v, the amount of said element if it is chosen being 0.04 to 0.18% for zr, 0.05 to 0.3% for cr and for sc, 0,05 to 0,5% for hf and for v, less than 0,1% fe and less than 0,1% by themselves the remaining aluminum and unavoidable impurities of less than 0,05 % each and 0.15% in total; characterized by the fact that its granular structure is mostly recrystallized between ¼ and ½ of thickness. The invention also relates to a manufacturing process of such a product. The products according to the invention are advantageously used in aeronautical construction notably for the construction of an aircraft wing or rib.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1650850 | 2016-02-03 | ||
| FR1650850A FR3047253B1 (en) | 2016-02-03 | 2016-02-03 | AL-CU-LI THICK-ALLOY TILES WITH IMPROVED FATIGUE PROPERTIES |
| PCT/FR2017/050255 WO2017134405A1 (en) | 2016-02-03 | 2017-02-03 | Thick plates made of al-cu-li alloy with improved fatigue properties |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112018014770A2 true BR112018014770A2 (en) | 2018-12-18 |
| BR112018014770B1 BR112018014770B1 (en) | 2022-11-16 |
Family
ID=56263811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112018014770-2A BR112018014770B1 (en) | 2016-02-03 | 2017-02-03 | LAMINATED PRODUCT MADE OF AL-CU-LI ALLOY, SHEET MANUFACTURING PROCESS AND ITS USE |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US20190040508A1 (en) |
| EP (1) | EP3411508B1 (en) |
| CN (1) | CN108603253B (en) |
| BR (1) | BR112018014770B1 (en) |
| CA (1) | CA3012956C (en) |
| FR (1) | FR3047253B1 (en) |
| WO (1) | WO2017134405A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190233921A1 (en) * | 2018-02-01 | 2019-08-01 | Kaiser Aluminum Fabricated Products, Llc | Low Cost, Low Density, Substantially Ag-Free and Zn-Free Aluminum-Lithium Plate Alloy for Aerospace Application |
| FR3080861B1 (en) * | 2018-05-02 | 2021-03-19 | Constellium Issoire | METHOD OF MANUFACTURING AN ALUMINUM COPPER LITHIUM ALLOY WITH IMPROVED COMPRESSION RESISTANCE AND TENACITY |
| CN113943880A (en) * | 2021-10-15 | 2022-01-18 | 西南铝业（集团）有限责任公司 | Al-Cu-Li-Mg-V-Zr-Sc-Ag alloy and preparation method thereof |
| CN115433888B (en) * | 2022-08-18 | 2023-06-13 | 哈尔滨工业大学（深圳） | Thermomechanical treatment method for aluminum lithium alloy medium plate |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2583776B1 (en) | 1985-06-25 | 1987-07-31 | Cegedur | LITHIUM-CONTAINING AL PRODUCTS FOR USE IN A RECRYSTALLIZED CONDITION AND A PROCESS FOR OBTAINING SAME |
| US5066342A (en) | 1988-01-28 | 1991-11-19 | Aluminum Company Of America | Aluminum-lithium alloys and method of making the same |
| US5455003A (en) | 1988-08-18 | 1995-10-03 | Martin Marietta Corporation | Al-Cu-Li alloys with improved cryogenic fracture toughness |
| US6077363A (en) * | 1996-06-17 | 2000-06-20 | Pechiney Rhenalu | Al-Cu-Mg sheet metals with low levels of residual stress |
| FR2802946B1 (en) * | 1999-12-28 | 2002-02-15 | Pechiney Rhenalu | AL-CU-MG ALLOY AIRCRAFT STRUCTURAL ELEMENT |
| RU2180930C1 (en) * | 2000-08-01 | 2002-03-27 | Государственное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" | Aluminum-based alloy and method of manufacturing intermediate products from this alloy |
| US7229509B2 (en) * | 2003-05-28 | 2007-06-12 | Alcan Rolled Products Ravenswood, Llc | Al-Cu-Li-Mg-Ag-Mn-Zr alloy for use as structural members requiring high strength and high fracture toughness |
| US8771441B2 (en) | 2005-12-20 | 2014-07-08 | Bernard Bes | High fracture toughness aluminum-copper-lithium sheet or light-gauge plates suitable for fuselage panels |
| FR2894985B1 (en) * | 2005-12-20 | 2008-01-18 | Alcan Rhenalu Sa | HIGH-TENACITY ALUMINUM-COPPER-LITHIUM PLASTER FOR AIRCRAFT FUSELAGE |
| CA2700250C (en) | 2007-09-21 | 2016-06-28 | Aleris Aluminum Koblenz Gmbh | Al-cu-li alloy product suitable for aerospace application |
| FR2925523B1 (en) * | 2007-12-21 | 2010-05-21 | Alcan Rhenalu | ALUMINUM-LITHIUM ALLOY IMPROVED LAMINATED PRODUCT FOR AERONAUTICAL APPLICATIONS |
| FR2960002B1 (en) | 2010-05-12 | 2013-12-20 | Alcan Rhenalu | ALUMINUM-COPPER-LITHIUM ALLOY FOR INTRADOS ELEMENT. |
| CN102021457B (en) | 2010-10-27 | 2012-06-27 | 中国航空工业集团公司北京航空材料研究院 | High-toughness aluminum lithium alloy and preparation method thereof |
| CN101967589B (en) | 2010-10-27 | 2013-02-20 | 中国航空工业集团公司北京航空材料研究院 | Medium-strength high-toughness aluminum lithium alloy and preparation method thereof |
| FR3014448B1 (en) | 2013-12-05 | 2016-04-15 | Constellium France | ALUMINUM-COPPER-LITHIUM ALLOY PRODUCT FOR INTRADOS ELEMENT WITH IMPROVED PROPERTIES |
-
2016
- 2016-02-03 FR FR1650850A patent/FR3047253B1/en active Active
-
2017
- 2017-02-03 CN CN201780009624.1A patent/CN108603253B/en active Active
- 2017-02-03 WO PCT/FR2017/050255 patent/WO2017134405A1/en active Application Filing
- 2017-02-03 BR BR112018014770-2A patent/BR112018014770B1/en active IP Right Grant
- 2017-02-03 US US16/074,661 patent/US20190040508A1/en not_active Abandoned
- 2017-02-03 EP EP17707940.7A patent/EP3411508B1/en active Active
- 2017-02-03 CA CA3012956A patent/CA3012956C/en active Active
-
2023
- 2023-08-14 US US18/448,998 patent/US20240035138A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR3047253A1 (en) | 2017-08-04 |
| CA3012956A1 (en) | 2017-08-10 |
| BR112018014770B1 (en) | 2022-11-16 |
| EP3411508B1 (en) | 2020-04-08 |
| EP3411508A1 (en) | 2018-12-12 |
| WO2017134405A1 (en) | 2017-08-10 |
| CA3012956C (en) | 2023-10-03 |
| CN108603253A (en) | 2018-09-28 |
| CN108603253B (en) | 2021-03-19 |
| US20190040508A1 (en) | 2019-02-07 |
| FR3047253B1 (en) | 2018-01-12 |
| US20240035138A1 (en) | 2024-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] | ||
| B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 03/02/2017, OBSERVADAS AS CONDICOES LEGAIS |