GB2127857B - Process for producing a grain-oriented electromagnetic steel strip or/sheet - Google Patents

Process for producing a grain-oriented electromagnetic steel strip or/sheet

Info

Publication number
GB2127857B
GB2127857B GB08228693A GB8228693A GB2127857B GB 2127857 B GB2127857 B GB 2127857B GB 08228693 A GB08228693 A GB 08228693A GB 8228693 A GB8228693 A GB 8228693A GB 2127857 B GB2127857 B GB 2127857B
Authority
GB
United Kingdom
Prior art keywords
grain
sheet
producing
steel strip
electromagnetic steel
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
GB08228693A
Other languages
English (en)
Other versions
GB2127857A (en
Inventor
Katsuaki Kokai
Takeo Ohta
Shoichi Taira
Tadao Nozawa
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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of GB2127857A publication Critical patent/GB2127857A/en
Application granted granted Critical
Publication of GB2127857B publication Critical patent/GB2127857B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0233—Manufacturing of magnetic circuits made from sheets
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • 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
    • C21D8/1272—Final recrystallisation annealing
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/663—Bell-type furnaces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • 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
    • C21D2281/00—Making use of special physico-chemical means
    • C21D2281/02—Making use of special physico-chemical means temperature gradient
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • General Induction Heating (AREA)
GB08228693A 1981-04-04 1982-10-07 Process for producing a grain-oriented electromagnetic steel strip or/sheet Expired GB2127857B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56050768A JPS57164935A (en) 1981-04-04 1981-04-04 Unidirectionally inclined heating method for metallic strip or metallic plate

Publications (2)

Publication Number Publication Date
GB2127857A GB2127857A (en) 1984-04-18
GB2127857B true GB2127857B (en) 1986-07-16

Family

ID=12868005

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08228693A Expired GB2127857B (en) 1981-04-04 1982-10-07 Process for producing a grain-oriented electromagnetic steel strip or/sheet

Country Status (5)

Country Link
US (1) US4500366A (enExample)
JP (2) JPS57164935A (enExample)
DE (1) DE3237183C2 (enExample)
FR (1) FR2534275B1 (enExample)
GB (1) GB2127857B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59149959U (ja) * 1983-03-24 1984-10-06 新日本製鐵株式会社 バツチ焼鈍炉
JPS60221521A (ja) * 1984-04-18 1985-11-06 Nippon Steel Corp 一方向性珪素鋼板の仕上焼鈍方法
JPH046036A (ja) * 1990-04-25 1992-01-10 Honshu Paper Co Ltd 二重容器ならびにその製造法
DE10134056B8 (de) * 2001-07-13 2014-05-28 Vacuumschmelze Gmbh & Co. Kg Verfahren zur Herstellung von nanokristallinen Magnetkernen sowie Vorrichtung zur Durchführung des Verfahrens
DE10311215B4 (de) * 2003-03-14 2005-09-15 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Herstellen von kornorientiertem, kaltgewalztem Elektroblech oder -band
DE102005034486A1 (de) 2005-07-20 2007-02-01 Vacuumschmelze Gmbh & Co. Kg Verfahren zur Herstellung eines weichmagnetischen Kerns für Generatoren sowie Generator mit einem derartigen Kern
ATE418625T1 (de) 2006-10-30 2009-01-15 Vacuumschmelze Gmbh & Co Kg Weichmagnetische legierung auf eisen-kobalt-basis sowie verfahren zu deren herstellung
US8012270B2 (en) 2007-07-27 2011-09-06 Vacuumschmelze Gmbh & Co. Kg Soft magnetic iron/cobalt/chromium-based alloy and process for manufacturing it
US9057115B2 (en) 2007-07-27 2015-06-16 Vacuumschmelze Gmbh & Co. Kg Soft magnetic iron-cobalt-based alloy and process for manufacturing it
JP5724255B2 (ja) * 2010-09-10 2015-05-27 Ｊｆｅスチール株式会社 コイル焼鈍装置及びコイル焼鈍方法
JP6021270B2 (ja) * 2012-01-25 2016-11-09 新日鐵住金株式会社 金属部材の焼鈍方法
JPWO2024154772A1 (enExample) 2023-01-18 2024-07-25
EP4653556A1 (en) 2023-01-18 2025-11-26 Nippon Steel Corporation Method for manufacturing grain-oriented electromagnetic steel sheet

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB442211A (en) * 1933-08-07 1936-01-27 Cold Metal Process Co Improvements in and relating to manufacture of sheets of iron-silicon alloys
DE886007C (de) * 1951-07-22 1953-08-10 Mannstaedt Werke G M B H Verfahren und Ofen zum Gluehen von Bandeisen und Bandstahl
DE1205573B (de) * 1960-07-06 1965-11-25 Mannesmann Ag Verfahren zum Gluehen von Elektroblechen oder -baendern
US3220891A (en) * 1962-01-08 1965-11-30 Aluminum Co Of America Annealing sheet metal coils and product
FR1542136A (fr) * 1967-10-31 1968-10-11 Akad Gorniczo Hutnicza Procédé de traitement de recuit de métaux et de leurs alliages en bande
JPS5850295B2 (ja) * 1980-06-04 1983-11-09 新日本製鐵株式会社 磁束密度の高い一方向性珪素鋼板の製造法
JPS5941488B2 (ja) * 1981-02-16 1984-10-08 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

Also Published As

Publication number Publication date
US4500366A (en) 1985-02-19
JPS57164935A (en) 1982-10-09
JPS627252B2 (enExample) 1987-02-16
FR2534275B1 (fr) 1987-06-19
JPS581019A (ja) 1983-01-06
GB2127857A (en) 1984-04-18
DE3237183C2 (de) 1985-02-14
DE3237183A1 (de) 1984-04-12
FR2534275A1 (fr) 1984-04-13
JPS6311409B2 (enExample) 1988-03-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971007