CA1318577C - Method of making non-oriented electrical steel sheets having excellent magnetic properties - Google Patents

Method of making non-oriented electrical steel sheets having excellent magnetic properties

Info

Publication number
CA1318577C
CA1318577C CA000603348A CA603348A CA1318577C CA 1318577 C CA1318577 C CA 1318577C CA 000603348 A CA000603348 A CA 000603348A CA 603348 A CA603348 A CA 603348A CA 1318577 C CA1318577 C CA 1318577C
Authority
CA
Canada
Prior art keywords
annealing
hot rolled
rolled sheet
magnetic properties
hot
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA000603348A
Other languages
English (en)
French (fr)
Inventor
Yoshihiro Hosoya
Kunikazu Tomita
Akihiko Nishimoto
Toshiaki Urabe
Masaharu Jitsukawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
NKK Corp
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 NKK Corp filed Critical NKK Corp
Application granted granted Critical
Publication of CA1318577C publication Critical patent/CA1318577C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1222—Hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Liquid Crystal (AREA)
CA000603348A 1988-02-03 1989-06-20 Method of making non-oriented electrical steel sheets having excellent magnetic properties Expired - Fee Related CA1318577C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63022074A JPH01198427A (ja) 1988-02-03 1988-02-03 磁気特性の優れた無方向性電磁鋼板の製造方法

Publications (1)

Publication Number Publication Date
CA1318577C true CA1318577C (en) 1993-06-01

Family

ID=12072739

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000603348A Expired - Fee Related CA1318577C (en) 1988-02-03 1989-06-20 Method of making non-oriented electrical steel sheets having excellent magnetic properties

Country Status (7)

Country Link
US (1) US5116436A (en])
EP (1) EP0422223B1 (en])
JP (1) JPH01198427A (en])
KR (1) KR940000820B1 (en])
CA (1) CA1318577C (en])
DE (1) DE68921478T2 (en])
WO (1) WO1990012897A1 (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01198427A (ja) * 1988-02-03 1989-08-10 Nkk Corp 磁気特性の優れた無方向性電磁鋼板の製造方法
KR20040026041A (ko) * 2002-09-17 2004-03-27 주식회사 포스코 철손이 낮은 무방향성 전기강판 제조방법
KR100797895B1 (ko) * 2006-12-22 2008-01-24 성진경 표면 (100) 면 형성 방법, 이를 이용한 무방향성 전기강판의 제조 방법 및 이를 이용하여 제조된 무방향성 전기강판
KR20090079057A (ko) * 2008-01-16 2009-07-21 성진경 무방향성 전기강판의 제조방법
CR20170156A (es) 2014-10-20 2017-09-22 Arcelormittal Método de producción de hojalata conteniendo una lámina de acero de silicio de grano no orientado, lámina de acero obtenida y uso de esta.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4819766B1 (en]) * 1970-03-30 1973-06-15
JPS4926415B1 (en]) * 1970-09-26 1974-07-09
US3770517A (en) * 1972-03-06 1973-11-06 Allegheny Ludlum Ind Inc Method of producing substantially non-oriented silicon steel strip by three-stage cold rolling
US3971678A (en) * 1972-05-31 1976-07-27 Stahlwerke Peine-Salzgitter Aktiengesellschaft Method of making cold-rolled sheet for electrical purposes
JPS5834531B2 (ja) * 1979-01-17 1983-07-27 新日本製鐵株式会社 磁気特性の優れた無方向性珪素鋼板の製造方法
JPS58151453A (ja) * 1982-01-27 1983-09-08 Nippon Steel Corp 鉄損が低くかつ磁束密度のすぐれた無方向性電磁鋼板およびその製造法
JPS58171527A (ja) * 1982-03-31 1983-10-08 Nippon Steel Corp 低級電磁鋼板の製造方法
JPH01198426A (ja) * 1988-02-03 1989-08-10 Nkk Corp 磁気特性の優れた無方向性電磁鋼板の製造方法
JPH01198427A (ja) * 1988-02-03 1989-08-10 Nkk Corp 磁気特性の優れた無方向性電磁鋼板の製造方法

Also Published As

Publication number Publication date
WO1990012897A1 (en) 1990-11-01
EP0422223A4 (en) 1993-02-24
DE68921478T2 (de) 1995-11-09
JPH01198427A (ja) 1989-08-10
KR920700300A (ko) 1992-02-19
JPH0433849B2 (en]) 1992-06-04
EP0422223A1 (en) 1991-04-17
EP0422223B1 (en) 1995-03-01
DE68921478D1 (de) 1995-04-06
KR940000820B1 (ko) 1994-02-02
US5116436A (en) 1992-05-26

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