MA50559B1 - Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication - Google Patents

Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication

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Publication number
MA50559B1
MA50559B1 MA50559A MA50559A MA50559B1 MA 50559 B1 MA50559 B1 MA 50559B1 MA 50559 A MA50559 A MA 50559A MA 50559 A MA50559 A MA 50559A MA 50559 B1 MA50559 B1 MA 50559B1
Authority
MA
Morocco
Prior art keywords
steel sheet
rolled
cold
heat
bainite
Prior art date
Application number
MA50559A
Other languages
English (en)
Other versions
MA50559A (fr
Inventor
Artem Arlazarov
Jean-Marc Pipard
Original Assignee
Arcelormittal
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.)
Filing date
Publication date
Application filed by Arcelormittal filed Critical Arcelormittal
Publication of MA50559A publication Critical patent/MA50559A/fr
Publication of MA50559B1 publication Critical patent/MA50559B1/fr

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    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/001—Heat treatment of ferrous alloys containing Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • C—CHEMISTRY; METALLURGY
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    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
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    • 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
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    • 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
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    • C21D8/0236—Cold rolling
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    • C21D8/0273—Final recrystallisation annealing
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    • C21D8/04—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 to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—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 to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/04—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 to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0447—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 to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing
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    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
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    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

Cette invention concerne une tôle d'acier laminée à froid et traitée thermiquement ayant une composition comprenant les éléments suivants, exprimés en pourcentage en poids : 0,10 % = carbone = 0,5 %, 1 % = manganèse = 3,4 %, 0,5 % = silicium = 2,5 %, 0,03 % = aluminium = 1,5 %, soufre = 0,003 %, 0,002 % = phosphore = 0,02 %, azote = 0,01 % et pouvant contenir un ou plusieurs des éléments facultatifs suivants : 0,05 % = chrome = 1 %, 0,001 % = molybdène = 0, 5 %, 0,001 % = niobium = 0,1 %, 0,001 % = titane = 0,1 %, 0,01 % = cuivre = 2 %, 0,01 % = nickel = 3 %, 0,0001 % = calcium = 0,005 %, vanadium = 0,1 %, bore = 0,003 %, cérium = 0,1 %, magnésium = 0,010 %, zirconium = 0,010 %, la composition restante étant composée de fer et des inévitables impuretés produites par le traitement, et une microstructure de ladite tôle d'acier comprenant en fraction de surface, 10 à 30 % d'austénite résiduelle, 5 à 50 % de bainite recuite, 10 à 40 % de bainite, 1 % à 20 % de martensite trempée et moins de 30 % de martensite revenue, la présence combinée de bainite et d'austénite résiduelle étant supérieure ou égale à 30 %.
MA50559A 2017-11-10 2018-11-05 Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication MA50559B1 (fr)

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PCT/IB2017/057042 WO2019092483A1 (fr) 2017-11-10 2017-11-10 Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication
PCT/IB2018/058665 WO2019092577A1 (fr) 2017-11-10 2018-11-05 Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication

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MA50559B1 true MA50559B1 (fr) 2024-05-31

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Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019092482A1 (fr) * 2017-11-10 2019-05-16 Arcelormittal Tôle d'acier laminée à froid traitée thermiquement et son procédé de fabrication
WO2020096555A2 (fr) * 2018-11-08 2020-05-14 Coşkunöz Kalip Maki̇na Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ Procédé de production d'acier permettant une absorption d'énergie élevée avec un partitionnement mn et un chauffage rapide
CN112930409B (zh) * 2018-11-30 2023-01-31 安赛乐米塔尔公司 具有高扩孔率的冷轧退火钢板及其制造方法
WO2020245627A1 (fr) * 2019-06-03 2020-12-10 Arcelormittal Tôle d'acier laminée à froid et revêtue et son procédé de fabrication
DE112020007334T5 (de) * 2020-06-19 2023-03-30 Hyundai Steel Company Formstahl und verfahren zur herstellung desselben
WO2022008949A1 (fr) * 2020-07-06 2022-01-13 Arcelormittal Tôle d'acier laminée à froid et traitée thermiquement et procédé de fabrication de celle-ci
MX2023003307A (es) * 2020-09-23 2023-04-13 Arcelormittal Hoja de acero laminada en frio y recubierta y un metodo de fabricacion de la misma.
WO2022123289A1 (fr) * 2020-12-08 2022-06-16 Arcelormittal Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication
WO2022136689A1 (fr) * 2020-12-23 2022-06-30 Voestalpine Stahl Gmbh Bande ou tôle d'acier revêtu de zinc ou d'alliage de zinc présentant une adhérence au zinc améliorée
CN116601316A (zh) * 2021-02-02 2023-08-15 日本制铁株式会社 薄钢板
RU2762448C1 (ru) * 2021-04-05 2021-12-21 Публичное акционерное общество «Северсталь» (ПАО «Северсталь») Способ производства холоднокатаной полосы
DE102021119047A1 (de) * 2021-07-22 2023-01-26 Thyssenkrupp Steel Europe Ag Verfahren zur Herstellung eines kaltgewalzten Stahlflachprodukts mit einem bainitischen Grundgefüge und kaltgewalztes Stahlflachprodukt mit einem bainitischen Grundgefüge
CA3233088A1 (fr) * 2021-10-29 2023-05-04 Arcelormittal Tole d'acier laminee a froid et traitee thermiquement et son procede de fabrication
CN115612816B (zh) * 2022-09-30 2024-02-02 攀钢集团攀枝花钢铁研究院有限公司 含硼钢制备复相钢、热成形用钢镀层板的方法
KR20240096073A (ko) * 2022-12-19 2024-06-26 주식회사 포스코 저온 충격인성이 우수한 고강도 강재 및 그 제조방법
SE546437C2 (en) 2023-03-24 2024-11-05 Voestalpine Stahl Gmbh A high strength steel strip or sheet, and a method for producing the same
SE546440C2 (en) 2023-03-24 2024-11-05 Voestalpine Stahl Gmbh A high strength steel strip or sheet, and a method for producing the same
SE547321C2 (en) 2023-03-24 2025-07-01 Voestalpine Stahl Gmbh A high strength steel strip or sheet, and a method for producing the same
CN116695007A (zh) * 2023-05-30 2023-09-05 鞍钢股份有限公司 汽车用超塑性980MPa淬火配分冷轧连退钢板及制造方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI452170B (zh) * 2002-03-01 2014-09-11 Jfe Steel Corp 熱浸鍍鋅鋼板及其製造方法
KR100955982B1 (ko) * 2005-03-31 2010-05-06 가부시키가이샤 고베 세이코쇼 도막 밀착성, 가공성 및 내수소취화 특성이 우수한 고강도냉연 강판 및 자동차용 강 부품
JP5201653B2 (ja) * 2007-05-31 2013-06-05 株式会社神戸製鋼所 伸びおよび伸びフランジ性に優れた高強度鋼板およびその製造方法
CN101928875A (zh) 2009-06-22 2010-12-29 鞍钢股份有限公司 具有良好成形性能的高强度冷轧钢板及其制备方法
JP5667472B2 (ja) * 2011-03-02 2015-02-12 株式会社神戸製鋼所 室温および温間での深絞り性に優れた高強度鋼板およびその温間加工方法
KR101607786B1 (ko) * 2011-09-30 2016-03-30 신닛테츠스미킨 카부시키카이샤 인장 강도 980㎫ 이상 갖는 도금 밀착성, 성형성과 구멍 확장성이 우수한 고강도 용융 아연 도금 강판 및 고강도 합금화 용융 아연 도금 강판과 그 제조 방법
JP5756774B2 (ja) * 2012-03-09 2015-07-29 株式会社神戸製鋼所 熱間プレス用鋼板およびプレス成形品、並びにプレス成形品の製造方法
CN104471094B (zh) * 2012-07-20 2019-02-26 新日铁住金株式会社 钢材
JP5862591B2 (ja) * 2013-03-28 2016-02-16 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
DE102013010025A1 (de) 2013-06-17 2014-12-18 Muhr Und Bender Kg Verfahren zum Herstellen eines Erzeugnisses aus flexibel gewalztem Bandmaterial
JP5821912B2 (ja) 2013-08-09 2015-11-24 Ｊｆｅスチール株式会社 高強度冷延鋼板およびその製造方法
EP3101147B1 (fr) * 2014-01-29 2018-08-15 JFE Steel Corporation Tôle d'acier laminée à froid à haute résistance, et son procédé de fabrication
US10253389B2 (en) 2014-03-31 2019-04-09 Jfe Steel Corporation High-yield-ratio, high-strength cold-rolled steel sheet and production method therefor
KR101594670B1 (ko) 2014-05-13 2016-02-17 주식회사 포스코 연성이 우수한 고강도 냉연강판, 용융아연도금강판 및 이들의 제조방법
WO2015177582A1 (fr) * 2014-05-20 2015-11-26 Arcelormittal Investigación Y Desarrollo Sl Tôle d'acier doublement recuite à hautes caractéristiques mécaniques de résistance et ductilité, procédé de fabrication et utilisation de telles tôles
US20170204491A1 (en) * 2014-08-07 2017-07-20 Jfe Steel Corporation High-strength steel sheet and method for manufacturing same
WO2017006144A1 (fr) 2015-07-09 2017-01-12 Arcelormittal Acier pour trempe à la presse et pièce trempée à la presse fabriquée à partir d'un tel acier
US20170010695A1 (en) 2015-07-09 2017-01-12 Microsoft Technology Licensing, Llc Enhanced multi-touch input detection

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FI3707289T3 (fi) 2024-05-21
HUE066516T2 (hu) 2024-08-28
CN111433379A (zh) 2020-07-17
ES2982722T3 (es) 2024-10-17
RU2757020C1 (ru) 2021-10-08
WO2019092483A1 (fr) 2019-05-16
MX2020004784A (es) 2020-08-13
ZA202002313B (en) 2021-08-25
BR112020007410A2 (pt) 2020-10-27
CA3080674C (fr) 2023-03-07
PL3707289T3 (pl) 2024-06-10
BR112020007410B1 (pt) 2023-10-24
CA3080674A1 (fr) 2019-05-16
WO2019092577A1 (fr) 2019-05-16
EP3707289A1 (fr) 2020-09-16
JP2025013955A (ja) 2025-01-28
US11365468B2 (en) 2022-06-21
KR20200064125A (ko) 2020-06-05
JP2023011853A (ja) 2023-01-24
JP2021502484A (ja) 2021-01-28
EP3707289B1 (fr) 2024-04-10
MA50559A (fr) 2020-09-16
UA128251C2 (uk) 2024-05-22
KR102466821B1 (ko) 2022-11-14

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