KR20240025615A - 강판 및 그 제조 방법 - Google Patents

강판 및 그 제조 방법 Download PDF

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Publication number
KR20240025615A
KR20240025615A KR1020247002063A KR20247002063A KR20240025615A KR 20240025615 A KR20240025615 A KR 20240025615A KR 1020247002063 A KR1020247002063 A KR 1020247002063A KR 20247002063 A KR20247002063 A KR 20247002063A KR 20240025615 A KR20240025615 A KR 20240025615A
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South Korea
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ferrite
steel sheet
content
bainite
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KR1020247002063A
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English (en)
Korean (ko)
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다쿠 미야카와
교헤이 이시카와
다카후미 요코야마
겐고 다케다
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닛폰세이테츠 가부시키가이샤
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Publication of KR20240025615A publication Critical patent/KR20240025615A/ko

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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
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    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
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    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236Cold rolling
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    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263Modifying 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
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    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273Final recrystallisation annealing
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    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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    • C23CCOATING 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
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    • C21D2211/00Microstructure comprising significant phases
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    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite

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  • 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)
  • Heat Treatment Of Sheet Steel (AREA)
KR1020247002063A 2021-07-28 2022-07-28 강판 및 그 제조 방법 KR20240025615A (ko)

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JPJP-P-2021-122923 2021-07-28
JP2021122923 2021-07-28
PCT/JP2022/029080 WO2023008516A1 (ja) 2021-07-28 2022-07-28 鋼板及びその製造方法

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JP (1) JPWO2023008516A1 (es)
KR (1) KR20240025615A (es)
CN (1) CN117751205A (es)
WO (1) WO2023008516A1 (es)

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JP2013245397A (ja) 2012-05-29 2013-12-09 Kobe Steel Ltd 強度および延性のばらつきの小さい高強度冷延鋼板およびその製造方法
JP2015117404A (ja) 2013-12-18 2015-06-25 Jfeスチール株式会社 高強度鋼板およびその製造方法
WO2016194272A1 (ja) 2015-05-29 2016-12-08 Jfeスチール株式会社 高強度冷延鋼板、高強度めっき鋼板及びこれらの製造方法
WO2017179372A1 (ja) 2016-04-14 2017-10-19 Jfeスチール株式会社 高強度鋼板およびその製造方法

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US10711323B2 (en) * 2016-08-10 2020-07-14 Jfe Steel Corporation Steel sheet, and production method therefor
JP6950826B2 (ja) * 2019-02-21 2021-10-13 Jfeスチール株式会社 高強度鋼板、熱延鋼板の製造方法、冷延フルハード鋼板の製造方法および高強度鋼板の製造方法
CN114945694B (zh) * 2020-01-14 2023-07-07 日本制铁株式会社 钢板及其制造方法
JP7438777B2 (ja) 2020-02-07 2024-02-27 キヤノン株式会社 制御方法、制御プログラム、記録媒体、ロボットシステム、および物品の製造方法

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