KR20240006635A - 방향성 전기 강판의 제조 방법 - Google Patents

방향성 전기 강판의 제조 방법 Download PDF

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Publication number
KR20240006635A
KR20240006635A KR1020237042449A KR20237042449A KR20240006635A KR 20240006635 A KR20240006635 A KR 20240006635A KR 1020237042449 A KR1020237042449 A KR 1020237042449A KR 20237042449 A KR20237042449 A KR 20237042449A KR 20240006635 A KR20240006635 A KR 20240006635A
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less
annealing
grain
temperature
steel sheet
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Korean (ko)
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다케시 이마무라
유키히로 신가키
마사노리 다케나카
다카시 데라시마
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제이에프이 스틸 가부시키가이샤
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Publication of KR20240006635A publication Critical patent/KR20240006635A/ko
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    • H—ELECTRICITY
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    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
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    • C21D6/00—Heat treatment of ferrous alloys
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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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    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties 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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    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties 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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    • C21D8/1255—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment with diffusion of elements, e.g. decarburising, nitriding
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    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1261—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment following hot rolling
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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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    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1266—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment between cold rolling 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
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1272—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
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating
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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
    • C—CHEMISTRY; METALLURGY
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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)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
KR1020237042449A 2021-05-28 2022-05-27 방향성 전기 강판의 제조 방법 Pending KR20240006635A (ko)

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JP2021090686 2021-05-28
JPJP-P-2021-090686 2021-05-28
PCT/JP2022/021835 WO2022250162A1 (ja) 2021-05-28 2022-05-27 方向性電磁鋼板の製造方法

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US (1) US20240249863A1 (https=)
EP (1) EP4335938A4 (https=)
JP (1) JP7517472B2 (https=)
KR (1) KR20240006635A (https=)
CN (1) CN117396618A (https=)
WO (1) WO2022250162A1 (https=)

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JPWO2024162447A1 (https=) * 2023-02-01 2024-08-08
JP7772288B1 (ja) * 2024-05-14 2025-11-18 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
WO2025239047A1 (ja) * 2024-05-14 2025-11-20 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法

Citations (3)

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Publication number Priority date Publication date Assignee Title
JPH05113469A (ja) 1991-10-22 1993-05-07 Seiko Epson Corp 半導体装置
JP2000129356A (ja) 1998-10-28 2000-05-09 Kawasaki Steel Corp 方向性電磁鋼板の製造方法
JP4015644B2 (ja) 2004-05-31 2007-11-28 株式会社ソニー・コンピュータエンタテインメント 画像処理装置及び画像処理方法

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