CA3140117C - Acier martensitique lamine a froid et procede d'acier martensitique s'y rapportant - Google Patents

Acier martensitique lamine a froid et procede d'acier martensitique s'y rapportant Download PDF

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CA3140117C
CA3140117C CA3140117A CA3140117A CA3140117C CA 3140117 C CA3140117 C CA 3140117C CA 3140117 A CA3140117 A CA 3140117A CA 3140117 A CA3140117 A CA 3140117A CA 3140117 C CA3140117 C CA 3140117C
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steel sheet
cold rolled
cooling
temperature
martensitic steel
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CA3140117A1 (fr
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Matthieu SIEBENTRITT
Vincent LHOIST
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ArcelorMittal SA
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ArcelorMittal SA
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    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/02—Winding-up or coiling
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • 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
    • 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
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C—CHEMISTRY; METALLURGY
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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
    • 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
    • C21D8/0236—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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/0247—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 heat treatment
    • C21D8/0273—Final recrystallisation annealing
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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
    • C21D8/04—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
    • C—CHEMISTRY; METALLURGY
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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
    • 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
    • C21D8/04—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
    • C21D8/041—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 involving a particular fabrication or treatment of ingot or slab
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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
    • 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
    • C21D8/04—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
    • 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 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
    • C21D8/04—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
    • C21D8/0436—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 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
    • C21D8/04—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
    • C21D8/0463—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 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 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
    • C21D8/04—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
    • C—CHEMISTRY; METALLURGY
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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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
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    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
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    • 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
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    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • C—CHEMISTRY; METALLURGY
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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
    • C21D2211/005—Ferrite
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    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

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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)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

L'invention concerne une feuille d'acier martensitique laminée à froid comprenant les éléments suivants, exprimés en pourcentage en poids : 0,1 % ? C ? 0,2 % ; 1,5 % ? Mn ? 2,5 % ; 0,1 % ? Si ? 0,25 % ; 0,1 % ? Cr ? 1 % ; 0,01 % ? Al ? 0,1 % ; 0,001 % ? Ti ? 0,1 % ; 0 % ? S ? 0,09 % ; 0 % ? P ? 0,09 % ; 0 % ? N ? 0,09 % ; et qui peut contenir un ou plusieurs des éléments éventuels suivants : 0 % ? Ni ? 1 % ; 0 % ? Cu ? 1 % ; 0 % ? Mo ? 0,4 % ; 0 % ? Nb ? 0,1 % ; 0 % ? V? 0,1 % ; 0 % ? B ? 0,05 % ; 0 % ? Sn ? 0,1 % ; 0 % ? Pb ? 0,1 % ; 0 % ? Sb ? 0,1 % ; 0,001 % ? Ca ? 0,01 % ; la composition restante étant composée de fer et d'impuretés inévitables provoquées par le traitement, la microstructure dudit acier comprenant, par pourcentage de surface, au moins 95 % de martensite, une quantité cumulée de ferrite et de bainite comprise entre 1 % et 5 %, et une quantité éventuelle d'austénite résiduelle comprise entre 0 % et 2 %.
CA3140117A 2019-05-15 2020-03-30 Acier martensitique lamine a froid et procede d'acier martensitique s'y rapportant Active CA3140117C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IBPCT/IB2019/054022 2019-05-15
PCT/IB2019/054022 WO2020229877A1 (fr) 2019-05-15 2019-05-15 Acier martensitique laminé à froid et procédé de fabrication associé
PCT/IB2020/052999 WO2020229898A1 (fr) 2019-05-15 2020-03-30 Acier martensitique laminé à froid et procédé d'acier martensitique s'y rapportant

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CA3140117A1 CA3140117A1 (fr) 2020-11-19
CA3140117C true CA3140117C (fr) 2024-01-02

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US (1) US20220213573A1 (fr)
EP (1) EP3969628B1 (fr)
JP (2) JP2022532625A (fr)
KR (1) KR102729387B1 (fr)
CN (1) CN113748219B (fr)
CA (1) CA3140117C (fr)
ES (1) ES3037769T3 (fr)
FI (1) FI3969628T3 (fr)
HU (1) HUE071952T2 (fr)
MA (1) MA55949B1 (fr)
PL (1) PL3969628T3 (fr)
UA (1) UA128744C2 (fr)
WO (2) WO2020229877A1 (fr)
ZA (1) ZA202107698B (fr)

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KR102992408B1 (ko) * 2021-03-24 2026-07-16 제이에프이 스틸 가부시키가이샤 아연계 도금 강판 및 냉연 강판
CN113403535B (zh) * 2021-05-31 2022-05-20 北京首钢股份有限公司 一种车厢板用热轧带钢及其制备方法
KR20240007218A (ko) * 2021-06-16 2024-01-16 아르셀러미탈 강 부품을 제조하는 방법 및 강 부품
US20250270680A1 (en) * 2021-07-21 2025-08-28 Nippon Steel Corporation Cold-rolled steel sheet and manufacturing method thereof
CN114086071B (zh) * 2021-11-19 2022-10-18 本钢板材股份有限公司 低成本1200Mpa级冷轧高强马氏体钢及其制造方法
WO2023188505A1 (fr) * 2022-03-30 2023-10-05 Ｊｆｅスチール株式会社 Tôle d'acier et élément, et leurs procédés de production
WO2023188504A1 (fr) * 2022-03-30 2023-10-05 Ｊｆｅスチール株式会社 Tôle d'acier, élément, procédé de production de ladite tôle d'acier et procédé de production dudit élément
CA3255607A1 (fr) * 2022-05-19 2023-11-23 Arcelormittal Tôle d'acier martensitique et son procédé de fabrication
CN115181908A (zh) * 2022-07-07 2022-10-14 莱芜钢铁集团银山型钢有限公司 一种极寒地区服役特厚规格460MPa级钢板及其制备方法
EP4569150A1 (fr) * 2022-08-12 2025-06-18 ArcelorMittal Acier martensitique laminé à froid et son procédé de production
KR20240044568A (ko) * 2022-09-28 2024-04-05 주식회사 포스코 우수한 강도 및 성형성을 갖는 냉연강판 및 그 제조방법
WO2024105429A1 (fr) * 2022-11-14 2024-05-23 Arcelormittal Pièce en acier durcie sous presse à ténacité élevée et son procédé de fabrication
WO2024105428A1 (fr) * 2022-11-14 2024-05-23 Arcelormittal Pièce en acier durcie à la presse à ténacité élevée et son procédé de fabrication
KR20240098202A (ko) * 2022-12-20 2024-06-28 주식회사 포스코 냉연강판 및 그 제조방법
KR20240098907A (ko) * 2022-12-21 2024-06-28 주식회사 포스코 성형성 및 파괴저항성이 우수한 강판 및 그 제조방법
EP4682281A4 (fr) * 2023-03-13 2026-07-08 Nippon Steel Corp Tôle en acier, et procédé de fabrication de celle-ci
KR20250059197A (ko) 2023-10-24 2025-05-02 (주)블루엔씨 스마트 센싱과 IoT 기능을 통한 바이스 클램프 모니터링 시스템
CN117660836B (zh) * 2023-11-30 2024-12-17 鞍钢股份有限公司 具有高延性的耐海洋大气腐蚀高强海工钢及其制造方法
CN118835048B (zh) * 2024-07-18 2026-06-19 首钢集团有限公司 一种热轧马氏体钢的制备方法、热轧马氏体钢
KR20260097013A (ko) * 2024-12-17 2026-06-25 주식회사 포스코 냉연강판 및 그 제조방법

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0925538A (ja) * 1995-05-10 1997-01-28 Kobe Steel Ltd 耐孔明き腐食性および圧壊特性に優れた高強度冷延鋼板、および高強度亜鉛系めっき鋼板並びにそれらの製造方法
JP3729108B2 (ja) 2000-09-12 2005-12-21 Ｊｆｅスチール株式会社 超高張力冷延鋼板およびその製造方法
KR20100034118A (ko) 2008-09-23 2010-04-01 포항공과대학교 산학협력단 마르텐사이트 조직을 가진 초고강도 용융아연도금 강판 및 그 제조 방법
JP5136609B2 (ja) * 2010-07-29 2013-02-06 Ｊｆｅスチール株式会社 成形性および耐衝撃性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
WO2013065346A1 (fr) * 2011-11-01 2013-05-10 Ｊｆｅスチール株式会社 Feuille d'acier laminée à chaud, de haute résistance, ayant d'excellentes caractéristiques de flexion et une excellente ténacité aux basses températures et son procédé de fabrication
KR101467052B1 (ko) * 2012-10-31 2014-12-10 현대제철 주식회사 초고강도 냉연강판 및 그 제조 방법
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
WO2015088523A1 (fr) * 2013-12-11 2015-06-18 ArcelorMittal Investigación y Desarrollo, S.L. Tôle en acier laminée à froid et recuite
KR101568549B1 (ko) * 2013-12-25 2015-11-11 주식회사 포스코 우수한 굽힘성 및 초고강도를 갖는 열간 프레스 성형품용 강판, 이를 이용한 열간 프레스 성형품 및 이들의 제조방법
MX388136B (es) 2014-02-05 2025-03-19 Arcelormittal S A Hoja de acero soldable, endurecible por aire, moldeable con calor.
US10329636B2 (en) * 2014-03-31 2019-06-25 Jfe Steel Corporation High-strength cold-rolled steel sheet with excellent material homogeneity and production method therefor
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
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
KR101725274B1 (ko) 2015-10-16 2017-04-10 삼화스틸(주) 고강도 강판 및 그 제조방법
KR101767780B1 (ko) * 2015-12-23 2017-08-24 주식회사 포스코 고항복비형 고강도 냉연강판 및 그 제조방법
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
CN107619993B (zh) * 2016-07-13 2019-12-17 上海梅山钢铁股份有限公司 屈服强度750MPa级冷轧马氏体钢板及其制造方法
WO2018043453A1 (fr) * 2016-08-30 2018-03-08 Ｊｆｅスチール株式会社 Tôle d'acier mince et procédé de production de cette dernière
CA3233088A1 (fr) * 2021-10-29 2023-05-04 Arcelormittal Tole d'acier laminee a froid et traitee thermiquement et son procede de fabrication

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MA55949A (fr) 2022-03-23
CN113748219B (zh) 2023-06-20
CA3140117A1 (fr) 2020-11-19
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WO2020229898A1 (fr) 2020-11-19
HUE071952T2 (hu) 2025-10-28
KR20210149145A (ko) 2021-12-08
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US20220213573A1 (en) 2022-07-07
BR112021021486A2 (pt) 2021-12-21
JP2024045307A (ja) 2024-04-02
CN113748219A (zh) 2021-12-03
WO2020229877A1 (fr) 2020-11-19
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