EP3976845A1 - Aluminium alloy sheet product with improved surface aspect - Google Patents
Aluminium alloy sheet product with improved surface aspectInfo
- Publication number
- EP3976845A1 EP3976845A1 EP20706287.8A EP20706287A EP3976845A1 EP 3976845 A1 EP3976845 A1 EP 3976845A1 EP 20706287 A EP20706287 A EP 20706287A EP 3976845 A1 EP3976845 A1 EP 3976845A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rolled
- cold
- product
- preferentially
- less
- 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
Links
- 229910000838 Al alloy Inorganic materials 0.000 title description 12
- 239000000047 product Substances 0.000 claims abstract description 50
- 239000013067 intermediate product Substances 0.000 claims abstract description 26
- 238000000137 annealing Methods 0.000 claims abstract description 21
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 20
- 239000000956 alloy Substances 0.000 claims abstract description 20
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000002537 cosmetic Substances 0.000 claims abstract description 14
- 238000004806 packaging method and process Methods 0.000 claims abstract description 13
- 238000001953 recrystallisation Methods 0.000 claims abstract description 12
- 238000005098 hot rolling Methods 0.000 claims abstract description 11
- 238000005097 cold rolling Methods 0.000 claims abstract description 9
- 238000011084 recovery Methods 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 238000005266 casting Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 238000007743 anodising Methods 0.000 claims description 24
- 238000005530 etching Methods 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 16
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000011282 treatment Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000010409 ironing Methods 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 238000009987 spinning Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 11
- 238000004381 surface treatment Methods 0.000 description 11
- 239000004411 aluminium Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 6
- 238000000265 homogenisation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000011651 chromium Substances 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004626 scanning electron microscopy Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910018131 Al-Mn Inorganic materials 0.000 description 1
- 229910018461 Al—Mn Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000002048 anodisation reaction Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001314 profilometry Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000011856 silicon-based particle Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold rolling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0268—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment between cold rolling steps
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0273—Final recrystallisation annealing
-
- 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
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)
- Metal Rolling (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19176532.0A EP3741875A1 (en) | 2019-05-24 | 2019-05-24 | Aluminium alloy sheet product with improved surface aspect |
PCT/EP2020/055039 WO2020239276A1 (en) | 2019-05-24 | 2020-02-26 | Aluminium alloy sheet product with improved surface aspect |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3976845A1 true EP3976845A1 (en) | 2022-04-06 |
Family
ID=66647306
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19176532.0A Withdrawn EP3741875A1 (en) | 2019-05-24 | 2019-05-24 | Aluminium alloy sheet product with improved surface aspect |
EP20706287.8A Pending EP3976845A1 (en) | 2019-05-24 | 2020-02-26 | Aluminium alloy sheet product with improved surface aspect |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19176532.0A Withdrawn EP3741875A1 (en) | 2019-05-24 | 2019-05-24 | Aluminium alloy sheet product with improved surface aspect |
Country Status (4)
Country | Link |
---|---|
US (1) | US20220307112A1 (en) |
EP (2) | EP3741875A1 (en) |
CN (1) | CN113874535B (en) |
WO (1) | WO2020239276A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112981188B (en) * | 2020-12-30 | 2022-05-13 | 江苏鼎胜新能源材料股份有限公司 | High-toughness aluminum material for battery external package |
CN113231469B (en) * | 2021-05-10 | 2023-04-18 | 贵州大学 | Method for hot rolling of aluminum alloy material sheath for zinc-based composite material |
CN113528905A (en) * | 2021-07-20 | 2021-10-22 | 中铝瑞闽股份有限公司 | Deep-drawing 6-series mirror surface anodized aluminum plate strip and preparation method thereof |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2041635A5 (en) | 1969-05-09 | 1971-01-29 | Cegedur | |
JPH03222796A (en) * | 1990-01-30 | 1991-10-01 | Nippon Light Metal Co Ltd | Aluminum support for planographic printing plate |
US5681405A (en) * | 1995-03-09 | 1997-10-28 | Golden Aluminum Company | Method for making an improved aluminum alloy sheet product |
JP5049488B2 (en) * | 2005-12-08 | 2012-10-17 | 古河スカイ株式会社 | Method for producing aluminum alloy brazing sheet |
EP2623639A1 (en) | 2012-02-02 | 2013-08-07 | Hydro Aluminium Deutschland GmbH | Aluminium alloy strip with improved surface visual appearance and method for producing thereof |
PT2770071T (en) | 2013-02-21 | 2017-04-19 | Hydro Aluminium Rolled Prod | Aluminium alloy for the production of semi-finished products or components for motor vehicles, method for producing an aluminium alloy strip from this aluminium alloy and aluminium alloy strip and uses thereof |
US9938612B2 (en) * | 2013-03-07 | 2018-04-10 | Aleris Aluminum Duffel Bvba | Method of manufacturing an Al—Mg—Si alloy rolled sheet product with excellent formability |
CN105658827B (en) * | 2013-10-30 | 2017-11-21 | 株式会社Uacj | Cover aluminium alloy plate and its manufacture method |
CA2990303C (en) * | 2015-06-25 | 2019-12-17 | Hydro Aluminium Rolled Products Gmbh | High-strength and easily formable almg-strip, and method for producing the same |
CN108118201A (en) | 2017-12-22 | 2018-06-05 | 中铝西南铝冷连轧板带有限公司 | A kind of coachbuilt body column plaque 3005 aluminum alloy base materials and its production method |
-
2019
- 2019-05-24 EP EP19176532.0A patent/EP3741875A1/en not_active Withdrawn
-
2020
- 2020-02-26 US US17/613,432 patent/US20220307112A1/en active Pending
- 2020-02-26 WO PCT/EP2020/055039 patent/WO2020239276A1/en unknown
- 2020-02-26 EP EP20706287.8A patent/EP3976845A1/en active Pending
- 2020-02-26 CN CN202080038362.3A patent/CN113874535B/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2020239276A1 (en) | 2020-12-03 |
EP3741875A1 (en) | 2020-11-25 |
US20220307112A1 (en) | 2022-09-29 |
CN113874535B (en) | 2023-08-25 |
CN113874535A (en) | 2021-12-31 |
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Legal Events
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