CA1210670A - Grain-oriented electrical steel sheet having a high magnetic flux density - Google Patents

Grain-oriented electrical steel sheet having a high magnetic flux density

Info

Publication number
CA1210670A
CA1210670A CA000437373A CA437373A CA1210670A CA 1210670 A CA1210670 A CA 1210670A CA 000437373 A CA000437373 A CA 000437373A CA 437373 A CA437373 A CA 437373A CA 1210670 A CA1210670 A CA 1210670A
Authority
CA
Canada
Prior art keywords
slab
annealing
temperature
hot
magnetic flux
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
Application number
CA000437373A
Other languages
English (en)
French (fr)
Inventor
Tadashi Nakayama
Yozo Suga
Fumio Matsumoto
Toyohiko Konno
Keiji Honma
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.)
Nippon Steel Corp
Original Assignee
Nippon 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
Priority claimed from JP57165066A external-priority patent/JPS5956522A/ja
Priority claimed from JP57165065A external-priority patent/JPS5956523A/ja
Priority claimed from JP58062688A external-priority patent/JPS59190325A/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of CA1210670A publication Critical patent/CA1210670A/en
Expired 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
    • C21D8/1205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular fabrication or treatment of ingot or slab
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • 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
    • C21D8/1233—Cold rolling
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
CA000437373A 1982-09-24 1983-09-22 Grain-oriented electrical steel sheet having a high magnetic flux density Expired CA1210670A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP57-165065 1982-09-24
JP58-62688 1982-09-24
JP57165066A JPS5956522A (ja) 1982-09-24 1982-09-24 鉄損の良い一方向性電磁鋼板の製造方法
JP57-165066 1982-09-24
JP57165065A JPS5956523A (ja) 1982-09-24 1982-09-24 高磁束密度一方向性珪素鋼板の製造方法
JP58062688A JPS59190325A (ja) 1983-04-09 1983-04-09 連続鋳造法を適用した鉄損の優れた一方向性珪素鋼板の製造法

Publications (1)

Publication Number Publication Date
CA1210670A true CA1210670A (en) 1986-09-02

Family

ID=27297924

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000437373A Expired CA1210670A (en) 1982-09-24 1983-09-22 Grain-oriented electrical steel sheet having a high magnetic flux density

Country Status (7)

Country Link
KR (1) KR890000882B1 (it)
CA (1) CA1210670A (it)
DE (1) DE3334519C2 (it)
FR (1) FR2533586B1 (it)
GB (1) GB2130241B (it)
IT (1) IT1167387B (it)
SE (1) SE460482B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5472521A (en) * 1933-10-19 1995-12-05 Nippon Steel Corporation Production method of grain oriented electrical steel sheet having excellent magnetic characteristics
JPH0717961B2 (ja) * 1988-04-25 1995-03-01 新日本製鐵株式会社 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法
JPH0717960B2 (ja) * 1989-03-31 1995-03-01 新日本製鐵株式会社 磁気特性の優れた一方向性電磁鋼板の製造方法
US5261971A (en) * 1989-04-14 1993-11-16 Nippon Steel Corporation Process for preparation of grain-oriented electrical steel sheet having superior magnetic properties
DE69022617T3 (de) * 1989-04-14 2003-04-03 Nippon Steel Corp., Tokio/Tokyo Verfahren zum Herstellen kornorientierter Elektrobleche mit verbesserten magnetischen Eigenschaften.
JP2782086B2 (ja) * 1989-05-29 1998-07-30 新日本製鐵株式会社 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法
CA2040245C (en) * 1990-04-13 2000-05-30 Yasuyuki Hayakawa Method of producing grain oriented silicon steel sheets having less iron loss
JP2620438B2 (ja) * 1991-10-28 1997-06-11 新日本製鐵株式会社 磁束密度の高い一方向性電磁鋼板の製造方法
DE4409691A1 (de) * 1994-03-22 1995-09-28 Ebg Elektromagnet Werkstoffe Verfahren zur Herstellung von Elektroblechen mit einem Glasüberzug
FR2731713B1 (fr) * 1995-03-14 1997-04-11 Ugine Sa Procede de fabrication d'une tole d'acier electrique a grains orientes pour la realisation notamment de circuits magnetiques de transformateurs
US5855694A (en) * 1996-08-08 1999-01-05 Kawasaki Steel Corporation Method for producing grain-oriented silicon steel sheet
IT1284268B1 (it) * 1996-08-30 1998-05-14 Acciai Speciali Terni Spa Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche, a partire da
IT1285153B1 (it) * 1996-09-05 1998-06-03 Acciai Speciali Terni Spa Procedimento per la produzione di lamierino magnetico a grano orientato, a partire da bramma sottile.
CN1153227C (zh) 1996-10-21 2004-06-09 杰富意钢铁株式会社 晶粒取向电磁钢板及其生产方法
US5702539A (en) * 1997-02-28 1997-12-30 Armco Inc. Method for producing silicon-chromium grain orieted electrical steel
KR100345709B1 (ko) * 1997-12-24 2002-09-18 주식회사 포스코 크랙발생이적고자기특성변동이없는고자속밀도방향성전기강판의제조방법
KR100399222B1 (ko) * 1998-12-26 2004-01-28 주식회사 포스코 슬라브저온가열에의한방향성전기강판의제조방법
JP4673937B2 (ja) * 2009-04-06 2011-04-20 新日本製鐵株式会社 方向性電磁鋼板用鋼の処理方法及び方向性電磁鋼板の製造方法
EP2742287B1 (de) * 2011-07-13 2015-09-30 Promecon Prozess- und Messtechnik Conrads GmbH Kohlekraftwerksfeuerungsanlage mit einrichtung zur steuerung des brennstoff-luft-verhältnisses bei der verbrennung gemahlener kohle und verfahren zum betrieb der kohlekraftwerksfeuerungsanlage

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1209308A (fr) * 1958-07-28 1960-03-01 Allegheny Ludlum Steel Procédé de fabrication d'acier au silicium
DE1408976A1 (de) * 1960-01-28 1968-10-17 Westinghouse Electric Corp Bleche aus doppelt orientiertem Silizium-Eisen
US3671337A (en) * 1969-02-21 1972-06-20 Nippon Steel Corp Process for producing grain oriented electromagnetic steel sheets having excellent magnetic characteristics
DE2224755C3 (de) * 1972-05-20 1978-12-07 Robert Bosch Gmbh, 7000 Stuttgart Fliehkraftdrehzahlregler für Einspritzbrennkraftmaschinen
JPS5319913A (en) * 1976-08-10 1978-02-23 Nippon Steel Corp Preparation of unidirectional silicon steel sheet superior in magnetism from continuous casting slab
JPS6037172B2 (ja) * 1978-03-11 1985-08-24 新日本製鐵株式会社 一方向性珪素鋼板の製造法
JPS5933170B2 (ja) * 1978-10-02 1984-08-14 新日本製鐵株式会社 磁束密度の極めて高い、含Ａｌ一方向性珪素鋼板の製造法
JPS5945730B2 (ja) * 1979-08-22 1984-11-08 新日本製鐵株式会社 高磁束密度一方向性珪素鋼板の熱延方法

Also Published As

Publication number Publication date
GB2130241B (en) 1986-01-15
KR840006019A (ko) 1984-11-21
IT8322974A0 (it) 1983-09-23
FR2533586B1 (fr) 1986-05-16
SE8305095L (sv) 1984-03-25
KR890000882B1 (ko) 1989-04-12
IT1167387B (it) 1987-05-13
DE3334519C2 (de) 1987-04-16
IT8322974A1 (it) 1985-03-23
SE8305095D0 (sv) 1983-09-21
SE460482B (sv) 1989-10-16
FR2533586A1 (fr) 1984-03-30
DE3334519A1 (de) 1984-03-29
GB8325076D0 (en) 1983-10-19
GB2130241A (en) 1984-05-31

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