DE69331221T2 - Process for the production of low-noise grain-oriented silicon steel sheets with low watt losses and with excellent shape properties - Google Patents

Process for the production of low-noise grain-oriented silicon steel sheets with low watt losses and with excellent shape properties

Info

Publication number
DE69331221T2
DE69331221T2 DE1993631221 DE69331221T DE69331221T2 DE 69331221 T2 DE69331221 T2 DE 69331221T2 DE 1993631221 DE1993631221 DE 1993631221 DE 69331221 T DE69331221 T DE 69331221T DE 69331221 T2 DE69331221 T2 DE 69331221T2
Authority
DE
Germany
Prior art keywords
low
production
steel sheets
silicon steel
oriented silicon
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
DE1993631221
Other languages
German (de)
Other versions
DE69331221D1 (en
Inventor
Yukio Inokuti
Kazuhiro Suzuki
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 Steel Corp
Original Assignee
Kawasaki Steel 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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Publication of DE69331221D1 publication Critical patent/DE69331221D1/en
Application granted granted Critical
Publication of DE69331221T2 publication Critical patent/DE69331221T2/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
    • C21D8/1294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localized treatment
    • 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
    • C21D2221/00—Treating localised areas of an article

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)
DE1993631221 1993-02-15 1993-02-15 Process for the production of low-noise grain-oriented silicon steel sheets with low watt losses and with excellent shape properties Expired - Fee Related DE69331221T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19930102347 EP0611829B1 (en) 1993-02-15 1993-02-15 Method of producing low iron loss grain-oriented silicon steel sheet having low-noise and superior shape characteristics

Publications (2)

Publication Number Publication Date
DE69331221D1 DE69331221D1 (en) 2002-01-10
DE69331221T2 true DE69331221T2 (en) 2002-05-23

Family

ID=8212605

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993631221 Expired - Fee Related DE69331221T2 (en) 1993-02-15 1993-02-15 Process for the production of low-noise grain-oriented silicon steel sheets with low watt losses and with excellent shape properties

Country Status (2)

Country Link
EP (1) EP0611829B1 (en)
DE (1) DE69331221T2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1306157B1 (en) 1999-05-26 2001-05-30 Acciai Speciali Terni Spa PROCEDURE FOR THE IMPROVEMENT OF MAGNETIC CHARACTERISTICS OF SILICON STEEL GRAIN STEEL ORIENTED BY TREATMENT
KR100442099B1 (en) * 2000-05-12 2004-07-30 신닛뽄세이테쯔 카부시키카이샤 Low iron loss and low noise grain-oriented electrical steel sheet and a method for producing the same
WO2012017669A1 (en) * 2010-08-06 2012-02-09 Ｊｆｅスチール株式会社 Grain-oriented electrical steel sheet, and method for producing same
JP6007501B2 (en) * 2012-02-08 2016-10-12 Ｊｆｅスチール株式会社 Oriented electrical steel sheet
JP7260798B2 (en) * 2019-01-16 2023-04-19 日本製鉄株式会社 Manufacturing method of grain-oriented electrical steel sheet
EP4209602A4 (en) * 2020-09-04 2024-02-21 JFE Steel Corporation Grain-oriented electromagnetic steel sheet

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4545828A (en) * 1982-11-08 1985-10-08 Armco Inc. Local annealing treatment for cube-on-edge grain oriented silicon steel
US4772338A (en) * 1985-10-24 1988-09-20 Kawasaki Steel Corporation Process and apparatus for improvement of iron loss of electromagnetic steel sheet or amorphous material
US4909864A (en) * 1986-09-16 1990-03-20 Kawasaki Steel Corp. Method of producing extra-low iron loss grain oriented silicon steel sheets
US4919733A (en) * 1988-03-03 1990-04-24 Allegheny Ludlum Corporation Method for refining magnetic domains of electrical steels to reduce core loss
US5146063A (en) * 1988-10-26 1992-09-08 Kawasaki Steel Corporation Low iron loss grain oriented silicon steel sheets and method of producing the same

Also Published As

Publication number Publication date
EP0611829A1 (en) 1994-08-24
DE69331221D1 (en) 2002-01-10
EP0611829B1 (en) 2001-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee