CN115151665B - 制造铝合金轧制产品的方法 - Google Patents

制造铝合金轧制产品的方法 Download PDF

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Publication number
CN115151665B
CN115151665B CN202080097348.0A CN202080097348A CN115151665B CN 115151665 B CN115151665 B CN 115151665B CN 202080097348 A CN202080097348 A CN 202080097348A CN 115151665 B CN115151665 B CN 115151665B
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Prior art keywords
aluminum alloy
hot
temperature
rolling
rolled
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CN202080097348.0A
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English (en)
Chinese (zh)
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CN115151665A (zh
Inventor
P·迈尔
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Novelis Koblenz GmbH
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Aleris Rolled Products Germany GmbH
Novelis Koblenz GmbH
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Application filed by Aleris Rolled Products Germany GmbH, Novelis Koblenz GmbH filed Critical Aleris Rolled Products Germany GmbH
Priority to CN202311346695.4A priority Critical patent/CN117448710A/zh
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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
    • C22C21/02—Alloys based on aluminium with silicon as the next major constituent
    • 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
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/40—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling foils which present special problems, e.g. because of thinness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
    • C22C21/08—Alloys based on aluminium with magnesium 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
    • C22C21/10—Alloys based on aluminium 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
    • C22C21/12—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
    • C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • 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
    • 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
    • C22F1/043—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 silicon as the next major constituent
    • 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
    • C22F1/047—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 magnesium as the next major constituent
    • 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
    • C22F1/05—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 of the Al-Si-Mg type, i.e. containing silicon and magnesium in approximately equal proportions
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B2003/001—Aluminium or its alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C22C1/026—Alloys based on aluminium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metal Rolling (AREA)
  • Continuous Casting (AREA)
CN202080097348.0A 2019-12-23 2020-12-18 制造铝合金轧制产品的方法 Active CN115151665B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311346695.4A CN117448710A (zh) 2019-12-23 2020-12-18 制造铝合金轧制产品的方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19219448.8 2019-12-23
EP19219448.8A EP3842561B1 (en) 2019-12-23 2019-12-23 Method of manufacturing an aluminium alloy rolled product
PCT/IB2020/062215 WO2021130636A1 (en) 2019-12-23 2020-12-18 Method of manufacturing an aluminium alloy rolled product

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CN115151665B true CN115151665B (zh) 2023-10-20

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EP (1) EP3842561B1 (https=)
JP (1) JP7286883B2 (https=)
KR (1) KR102494375B1 (https=)
CN (2) CN115151665B (https=)
BR (1) BR112022012434B1 (https=)
CA (1) CA3165733C (https=)
ES (1) ES2929001T3 (https=)
MX (1) MX2022007845A (https=)
WO (1) WO2021130636A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3670690A1 (en) 2018-12-20 2020-06-24 Constellium Issoire Al-zn-cu-mg alloys and their manufacturing process
CN113549799A (zh) * 2021-07-20 2021-10-26 泉州市天成铝业科技有限公司 一种门窗用环保型铝合金及其制造方法
CN114231807A (zh) * 2021-12-15 2022-03-25 江苏胜翔轻合金科技有限公司 应用于换热器的铝合金材料及其制备方法
CN115254955A (zh) * 2022-05-06 2022-11-01 湖南工业大学 一种铝合金薄板的轧制方法
CN115261752B (zh) * 2022-07-20 2023-07-18 重庆大学 一种高强2024铝合金加工工艺及高强2024铝合金
CN115301734B (zh) * 2022-08-08 2025-07-22 攀钢集团攀枝花钢铁研究院有限公司 一种钛合金箔材卷带及其制备方法
CN115386695A (zh) * 2022-08-30 2022-11-25 河钢股份有限公司 30Ni15Cr2Ti2Al合金的轧制及热处理方法
CN118932231B (zh) * 2024-10-15 2025-02-14 中铝材料应用研究院有限公司 高强耐损伤2xxx系铝合金

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200504231A (en) * 2001-08-31 2005-02-01 Vacuum Metallurg Co Ltd Thin film aluminum alloy and sputtering target to form the same
CN101823133A (zh) * 2005-10-28 2010-09-08 诺韦利斯公司 铸造金属的均化和热处理
CN102965603A (zh) * 2012-10-31 2013-03-13 邓运来 一种用于减小变形铝合金淬火残余应力，改善合金性能的热处理方法
EP3299482A1 (en) * 2016-09-21 2018-03-28 Aleris Aluminum Duffel BVBA High-strength 6xxx-series forging material
CN109072357A (zh) * 2016-02-29 2018-12-21 爱励轧制产品德国有限责任公司 包含轧制铝合金的热交换器
CN109790323A (zh) * 2016-06-29 2019-05-21 荷兰诺沃赫姆技术涂料私人有限公司 基于苄基和烯丙基官能团的催化活性自由基清除剂
CN110022999A (zh) * 2016-10-27 2019-07-16 诺维尔里斯公司 用于制造厚规格铝合金制品的系统和方法
CN110036127A (zh) * 2016-12-08 2019-07-19 爱励轧制产品德国有限责任公司 制造耐磨铝合金板材产品的方法
CN110168128A (zh) * 2017-01-11 2019-08-23 奥科宁克公司 预加工铝合金产品以便粘结的方法
CN110453122A (zh) * 2015-10-30 2019-11-15 诺维尔里斯公司 高强度7xxx铝合金和其制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5213639A (en) 1990-08-27 1993-05-25 Aluminum Company Of America Damage tolerant aluminum alloy products useful for aircraft applications such as skin
FR2716896B1 (fr) 1994-03-02 1996-04-26 Pechiney Recherche Alliage 7000 à haute résistance mécanique et procédé d'obtention.
FR2748035B1 (fr) * 1996-04-29 1998-07-03 Pechiney Rhenalu Alliage aluminium-silicium-magnesium pour carrosserie automobile
US6322647B1 (en) 1998-10-09 2001-11-27 Reynolds Metals Company Methods of improving hot working productivity and corrosion resistance in AA7000 series aluminum alloys and products therefrom
DE10392806B4 (de) 2002-06-24 2019-12-24 Corus Aluminium Walzprodukte Gmbh Verfahren zum Herstellen einer hochfesten ausgeglichenen AI-Mg-Si-Legierung
AU2003269857A1 (en) * 2002-07-09 2004-01-23 Pechiney Rhenalu Alcumg alloys for aerospace application
KR20080109938A (ko) 2006-05-18 2008-12-17 가부시키가이샤 고베 세이코쇼 알루미늄 합금 후판의 제조방법 및 알루미늄 합금 후판
JP2011058047A (ja) 2009-09-10 2011-03-24 Furukawa-Sky Aluminum Corp 強度および延性に優れたアルミニウム合金厚板の製造方法
US9469892B2 (en) 2010-10-11 2016-10-18 Engineered Performance Materials Company, Llc Hot thermo-mechanical processing of heat-treatable aluminum alloys
CN102517526B (zh) 2012-01-10 2013-07-24 中冶东方工程技术有限公司 一种铝合金中厚板在线淬火方法及实施该方法的设备
JP6344923B2 (ja) 2014-01-29 2018-06-20 株式会社Uacj 高強度アルミニウム合金及びその製造方法
FR3024058B1 (fr) 2014-07-23 2016-07-15 Constellium France Procede et equipement de refroidissement
JP6306123B2 (ja) * 2016-03-30 2018-04-04 株式会社神戸製鋼所 アルミニウム合金板及びアルミニウム合金板の製造方法
CN109415780B (zh) * 2016-06-01 2021-02-23 阿莱利斯铝业迪弗尔私人有限公司 6xxx系列铝合金锻造坯料及其制造方法
AU2017350515B2 (en) 2016-10-27 2020-03-05 Novelis Inc. High strength 6xxx series aluminum alloys and methods of making the same
US11384418B2 (en) * 2017-05-11 2022-07-12 Aleris Aluminum Duffel Bvba Method of manufacturing an Al—Si—Mg alloy rolled sheet product with excellent formability
WO2019222177A1 (en) 2018-05-15 2019-11-21 Novelis Inc. F* and w temper aluminum alloy products and methods of making the same
WO2019238509A1 (en) * 2018-06-12 2019-12-19 Aleris Rolled Products Germany Gmbh Method of manufacturing a 7xxx-series aluminium alloy plate product having improved fatigue failure resistance

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200504231A (en) * 2001-08-31 2005-02-01 Vacuum Metallurg Co Ltd Thin film aluminum alloy and sputtering target to form the same
CN101823133A (zh) * 2005-10-28 2010-09-08 诺韦利斯公司 铸造金属的均化和热处理
CN102965603A (zh) * 2012-10-31 2013-03-13 邓运来 一种用于减小变形铝合金淬火残余应力，改善合金性能的热处理方法
CN110453122A (zh) * 2015-10-30 2019-11-15 诺维尔里斯公司 高强度7xxx铝合金和其制备方法
CN109072357A (zh) * 2016-02-29 2018-12-21 爱励轧制产品德国有限责任公司 包含轧制铝合金的热交换器
CN109790323A (zh) * 2016-06-29 2019-05-21 荷兰诺沃赫姆技术涂料私人有限公司 基于苄基和烯丙基官能团的催化活性自由基清除剂
EP3299482A1 (en) * 2016-09-21 2018-03-28 Aleris Aluminum Duffel BVBA High-strength 6xxx-series forging material
CN110022999A (zh) * 2016-10-27 2019-07-16 诺维尔里斯公司 用于制造厚规格铝合金制品的系统和方法
CN110036127A (zh) * 2016-12-08 2019-07-19 爱励轧制产品德国有限责任公司 制造耐磨铝合金板材产品的方法
CN110168128A (zh) * 2017-01-11 2019-08-23 奥科宁克公司 预加工铝合金产品以便粘结的方法

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Publication number Publication date
CN117448710A (zh) 2024-01-26
CA3165733A1 (en) 2021-07-01
BR112022012434A2 (pt) 2023-02-23
CN115151665A (zh) 2022-10-04
KR102494375B1 (ko) 2023-02-06
WO2021130636A1 (en) 2021-07-01
BR112022012434B1 (pt) 2023-10-31
KR20220113812A (ko) 2022-08-16
JP7286883B2 (ja) 2023-06-05
EP3842561B1 (en) 2022-08-17
CA3165733C (en) 2023-07-11
JP2022554035A (ja) 2022-12-27
EP3842561A1 (en) 2021-06-30
US20230119583A1 (en) 2023-04-20
MX2022007845A (es) 2022-08-25
ES2929001T3 (es) 2022-11-24

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