CA2068592A1 - Method of producing grain-oriented electrical steel sheets or strips - Google Patents

Method of producing grain-oriented electrical steel sheets or strips

Info

Publication number
CA2068592A1
CA2068592A1 CA002068592A CA2068592A CA2068592A1 CA 2068592 A1 CA2068592 A1 CA 2068592A1 CA 002068592 A CA002068592 A CA 002068592A CA 2068592 A CA2068592 A CA 2068592A CA 2068592 A1 CA2068592 A1 CA 2068592A1
Authority
CA
Canada
Prior art keywords
strip
annealing
temperature
range
cold rolling
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.)
Abandoned
Application number
CA002068592A
Other languages
English (en)
French (fr)
Inventor
Fritz Bolling
Andreas Bottcher
Michael Hastenrath
Dieter Brolsch
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.)
Thyssen Stahl AG
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2068592A1 publication Critical patent/CA2068592A1/en
Abandoned 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 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
    • C21D8/1266—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
    • B21B1/28—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by cold-rolling, e.g. Steckel cold mill
    • 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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/04—Decarburising

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
CA002068592A 1991-05-17 1992-05-13 Method of producing grain-oriented electrical steel sheets or strips Abandoned CA2068592A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4116240A DE4116240A1 (de) 1991-05-17 1991-05-17 Verfahren zur herstellung von kornorientierten elektroblechen
DEP4116240.4-24 1991-05-17

Publications (1)

Publication Number Publication Date
CA2068592A1 true CA2068592A1 (en) 1992-11-18

Family

ID=6431924

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002068592A Abandoned CA2068592A1 (en) 1991-05-17 1992-05-13 Method of producing grain-oriented electrical steel sheets or strips

Country Status (9)

Country Link
EP (1) EP0513729A1 (enExample)
JP (1) JPH0797629A (enExample)
KR (1) KR920021230A (enExample)
CN (1) CN1069288A (enExample)
BR (1) BR9201867A (enExample)
CA (1) CA2068592A1 (enExample)
CS (1) CS146992A3 (enExample)
DE (1) DE4116240A1 (enExample)
PL (1) PL294562A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4311151C1 (de) * 1993-04-05 1994-07-28 Thyssen Stahl Ag Verfahren zur Herstellung von kornorientierten Elektroblechen mit verbesserten Ummagnetisierungsverlusten
US6309473B1 (en) * 1998-10-09 2001-10-30 Kawasaki Steel Corporation Method of making grain-oriented magnetic steel sheet having low iron loss
CN101432450B (zh) * 2006-05-24 2011-05-25 新日本制铁株式会社 高磁通密度的方向性电磁钢板的制造方法
CN102962267B (zh) * 2012-11-27 2014-09-03 南京钢铁股份有限公司 一种防止小规格弹簧钢脱碳的控制冷却工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5920745B2 (ja) * 1980-08-27 1984-05-15 川崎製鉄株式会社 鉄損の極めて低い一方向性珪素鋼板とその製造方法
DE3382043D1 (de) * 1982-08-18 1991-01-17 Kawasaki Steel Co Verfahren zum herstellen kornorientierter bleche oder baender aus siliziumstahl mit hoher magnetischer induktion und geringen eisenverlusten.
US4478653A (en) * 1983-03-10 1984-10-23 Armco Inc. Process for producing grain-oriented silicon steel
EP0193324B1 (en) * 1985-02-22 1989-10-11 Kawasaki Steel Corporation Extra-low iron loss grain oriented silicon steel sheets
US4975127A (en) * 1987-05-11 1990-12-04 Kawasaki Steel Corp. Method of producing grain oriented silicon steel sheets having magnetic properties

Also Published As

Publication number Publication date
DE4116240C2 (enExample) 1993-07-08
EP0513729A1 (de) 1992-11-19
CN1069288A (zh) 1993-02-24
BR9201867A (pt) 1993-01-05
DE4116240A1 (de) 1992-11-19
KR920021230A (ko) 1992-12-18
PL294562A1 (enExample) 1993-02-08
CS146992A3 (en) 1992-11-18
JPH0797629A (ja) 1995-04-11

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Legal Events

Date Code Title Description
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