MA53649B1 - Tôle d'acier laminée à chaud présentant un taux d'expansion de trou élevé et son procédé de fabrication - Google Patents

Tôle d'acier laminée à chaud présentant un taux d'expansion de trou élevé et son procédé de fabrication

Info

Publication number
MA53649B1
MA53649B1 MA53649A MA53649A MA53649B1 MA 53649 B1 MA53649 B1 MA 53649B1 MA 53649 A MA53649 A MA 53649A MA 53649 A MA53649 A MA 53649A MA 53649 B1 MA53649 B1 MA 53649B1
Authority
MA
Morocco
Prior art keywords
hot
steel sheet
rolled steel
expansion rate
high hole
Prior art date
Application number
MA53649A
Other languages
English (en)
Other versions
MA53649A (fr
Inventor
Sujay Sarkar
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 MA53649A publication Critical patent/MA53649A/fr
Publication of MA53649B1 publication Critical patent/MA53649B1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • 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
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0463—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment following 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
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1261—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest following 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • 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
    • C21D2211/002—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
    • C21D2211/005—Ferrite
    • 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

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

Abstract

La présente invention concerne une tôle d'acier laminée à chaud ayant une composition chimique comprenant, en % en poids : 0,15 % = c = 0,20 %, 0,50 % = mn = 2,00 %, 0,25 % = si = 1,25 %, 0,10 % = al = 1,00 %, avec 1,00 % = (al + si) = 2,00 %, 0,001 % = cr = 0,250 %, p = 0,02 %, s = 0,005 %, n = 0,008 %, et éventuellement un ou plusieurs éléments parmi : 0,005 % = mo = 0,250 %, 0,005 % = v = 0,250 %, 0,0001 % = ca = 0,003 % et 0,001 % = ti = 0,025 %, le complément étant constitué de fe et d'impuretés inévitables, et la microstructure comprenant en fraction de surface, de la ferrite et de la bainite, dont la somme est supérieure à 5 % et strictement inférieure à 20 %, le complément étant constitué de martensite revenue.
MA53649A 2018-09-20 2019-09-09 Tôle d'acier laminée à chaud présentant un taux d'expansion de trou élevé et son procédé de fabrication MA53649B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/IB2018/057246 WO2020058747A1 (fr) 2018-09-20 2018-09-20 Tôle d'acier laminée à chaud présentant un taux d'expansion de trou élevé et son procédé de fabrication
PCT/IB2019/057571 WO2020058801A1 (fr) 2018-09-20 2019-09-09 Tôle d'acier laminée à chaud présentant un taux d'expansion de trou élevé et son procédé de fabrication

Publications (2)

Publication Number Publication Date
MA53649A MA53649A (fr) 2022-03-30
MA53649B1 true MA53649B1 (fr) 2023-11-30

Family

ID=63794566

Family Applications (1)

Application Number Title Priority Date Filing Date
MA53649A MA53649B1 (fr) 2018-09-20 2019-09-09 Tôle d'acier laminée à chaud présentant un taux d'expansion de trou élevé et son procédé de fabrication

Country Status (16)

Country Link
US (1) US20220056543A1 (fr)
EP (1) EP3853388B1 (fr)
JP (1) JP7239685B2 (fr)
KR (2) KR20210044260A (fr)
CN (1) CN112673117A (fr)
BR (1) BR112021003523A2 (fr)
CA (1) CA3110823C (fr)
ES (1) ES2958809T3 (fr)
FI (1) FI3853388T3 (fr)
HU (1) HUE063244T2 (fr)
MA (1) MA53649B1 (fr)
MX (1) MX2021002972A (fr)
PL (1) PL3853388T3 (fr)
RU (1) RU2768710C1 (fr)
UA (1) UA126518C2 (fr)
WO (2) WO2020058747A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114107793B (zh) * 2020-08-31 2023-11-14 宝山钢铁股份有限公司 一种1180MPa级低碳马氏体高扩孔钢及其制造方法
CN114107790B (zh) * 2020-08-31 2023-11-14 宝山钢铁股份有限公司 一种980MPa级超低碳马氏体高扩孔钢及其制造方法
US20230362651A1 (en) 2020-09-29 2023-11-09 SHIELD AI Technologies Pte. Ltd. Continuous risk assessment for mobile devices
JPWO2023007876A1 (fr) * 2021-07-27 2023-02-02

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100430987B1 (ko) * 1999-09-29 2004-05-12 제이에프이 엔지니어링 가부시키가이샤 박강판 및 박강판의 제조방법
FR2807068B1 (fr) 2000-03-29 2002-10-11 Usinor Acier lamine a chaud a tres haute limite d'elasticite et resistance mecanique utilisable notamment pour la realisation de piece de vehicules automobiles
JP4109609B2 (ja) * 2003-11-18 2008-07-02 新日本製鐵株式会社 伸びと穴拡げ性と２次加工割れ性に優れた高強度熱延鋼板
JP4682822B2 (ja) * 2004-11-30 2011-05-11 Ｊｆｅスチール株式会社 高強度熱延鋼板
JP5365216B2 (ja) * 2008-01-31 2013-12-11 Ｊｆｅスチール株式会社 高強度鋼板とその製造方法
JP5609383B2 (ja) * 2009-08-06 2014-10-22 Ｊｆｅスチール株式会社 低温靭性に優れた高強度熱延鋼板およびその製造方法
CN103459616B (zh) 2011-03-30 2016-03-16 塔塔钢铁荷兰科技有限责任公司 热处理带涂层金属条带的方法及热处理的带涂层金属条带
US9567658B2 (en) * 2011-05-25 2017-02-14 Nippon Steel & Sumitomo Metal Corporation Cold-rolled steel sheet
JP2013129879A (ja) * 2011-12-22 2013-07-04 Jfe Steel Corp 耐硫化物応力割れ性に優れた油井用高強度継目無鋼管およびその製造方法
KR101412247B1 (ko) * 2012-03-29 2014-06-27 현대제철 주식회사 초고강도 강판 제조 방법
CN104508163B (zh) * 2012-07-31 2016-11-16 杰富意钢铁株式会社 成形性及定形性优异的高强度热浸镀锌钢板及其制造方法
PL2907886T3 (pl) * 2013-02-26 2019-04-30 Nippon Steel & Sumitomo Metal Corp Blacha stalowa cienka walcowana na gorąco o dużej wytrzymałości mająca maksymalną wytrzymałość na rozciąganie wynoszącą 980 MPa lub więcej oraz mająca doskonałą utwardzalność przy wypalaniu i wiązkość w niskiej temperaturze
ES2759051T3 (es) * 2013-05-21 2020-05-07 Nippon Steel Corp Chapa de acero laminada en caliente y método de fabricación de la misma
EP3128026B1 (fr) * 2014-03-31 2019-03-06 JFE Steel Corporation Tôle d'acier laminée à froid à grande résistance mécanique présentant une excellente uniformité de la qualité du matériau, et son procédé de production
JP6354268B2 (ja) * 2014-04-02 2018-07-11 新日鐵住金株式会社 打抜き穴広げ性と低温靭性に優れた引張最大強度９８０ＭＰａ以上の高強度熱延鋼板及びその製造方法
MX2016009009A (es) * 2014-06-09 2017-01-16 Nippon Steel & Sumitomo Metal Corp Tubo de acero de baja aleacion para un pozo petrolifero.
WO2016079565A1 (fr) * 2014-11-18 2016-05-26 Arcelormittal Procédé de fabrication d'un produit en acier haute résistance et produit en acier ainsi obtenu
JP6048620B1 (ja) * 2015-02-27 2016-12-21 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
KR101989262B1 (ko) * 2015-04-01 2019-06-13 제이에프이 스틸 가부시키가이샤 열연 강판 및 그 제조 방법
WO2017109542A1 (fr) * 2015-12-21 2017-06-29 Arcelormittal Procédé de fabrication d'une tôle d'acier à haute résistance présentant une ductilité et une formabilité améliorées et tôle d'acier obtenue par ce procédé
WO2017125773A1 (fr) * 2016-01-18 2017-07-27 Arcelormittal Tôle d'acier à haute résistance présentant une excellente aptitude au formage et procédé de fabrication de celle-ci
CN110088326B (zh) * 2016-12-14 2022-06-24 蒂森克虏伯钢铁欧洲股份公司 热轧扁钢产品及其生产方法
WO2018115935A1 (fr) * 2016-12-21 2018-06-28 Arcelormittal Tôle d'acier revêtue et revenue présentant une excellente formabilité et son procédé de fabrication

Also Published As

Publication number Publication date
HUE063244T2 (hu) 2024-01-28
JP2022501503A (ja) 2022-01-06
JP7239685B2 (ja) 2023-03-14
CN112673117A (zh) 2021-04-16
KR20240000646A (ko) 2024-01-02
UA126518C2 (uk) 2022-10-19
RU2768710C1 (ru) 2022-03-24
CA3110823C (fr) 2023-01-24
ES2958809T3 (es) 2024-02-15
PL3853388T3 (pl) 2024-01-03
WO2020058801A1 (fr) 2020-03-26
WO2020058747A1 (fr) 2020-03-26
FI3853388T3 (fi) 2023-10-02
EP3853388B1 (fr) 2023-08-09
EP3853388A1 (fr) 2021-07-28
MA53649A (fr) 2022-03-30
BR112021003523A2 (pt) 2021-05-18
KR20210044260A (ko) 2021-04-22
MX2021002972A (es) 2021-05-12
CA3110823A1 (fr) 2020-03-26
US20220056543A1 (en) 2022-02-24

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