DE3571464D1 - Grain-oriented silicon steel sheet and process for producing the same - Google Patents

Grain-oriented silicon steel sheet and process for producing the same

Info

Publication number
DE3571464D1
DE3571464D1 DE8585301496T DE3571464T DE3571464D1 DE 3571464 D1 DE3571464 D1 DE 3571464D1 DE 8585301496 T DE8585301496 T DE 8585301496T DE 3571464 T DE3571464 T DE 3571464T DE 3571464 D1 DE3571464 D1 DE 3571464D1
Authority
DE
Germany
Prior art keywords
grain
producing
same
steel sheet
silicon 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
DE8585301496T
Other languages
English (en)
Inventor
Kenzo C O Nippon Steel Iwayama
Yasunari C O Nippon Yoshitomi
Katsuro C O Nippon Stee Kuroki
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8194158&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3571464(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of DE3571464D1 publication Critical patent/DE3571464D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of 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
    • 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
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1266—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest between cold rolling steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
DE8585301496T 1985-03-05 1985-03-05 Grain-oriented silicon steel sheet and process for producing the same Expired DE3571464D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19850301496 EP0184891B1 (de) 1985-03-05 1985-03-05 Kornorientiertes Siliciumstahlblech und Verfahren zu dessen Herstellung

Publications (1)

Publication Number Publication Date
DE3571464D1 true DE3571464D1 (en) 1989-08-17

Family

ID=8194158

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585301496T Expired DE3571464D1 (en) 1985-03-05 1985-03-05 Grain-oriented silicon steel sheet and process for producing the same

Country Status (2)

Country Link
EP (1) EP0184891B1 (de)
DE (1) DE3571464D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62202024A (ja) * 1986-02-14 1987-09-05 Nippon Steel Corp 磁気特性の優れた一方向性電磁鋼板の製造方法
JPH0768580B2 (ja) * 1988-02-16 1995-07-26 新日本製鐵株式会社 鉄損の優れた高磁束密度一方向性電磁鋼板
US4992114A (en) * 1988-03-18 1991-02-12 Nippon Steel Corporation Process for producing grain-oriented thin electrical steel sheet having high magnetic flux density by one-stage cold-rolling method
JP2951852B2 (ja) * 1994-09-30 1999-09-20 川崎製鉄株式会社 磁気特性に優れる一方向性珪素鋼板の製造方法
JP3598590B2 (ja) * 1994-12-05 2004-12-08 Ｊｆｅスチール株式会社 磁束密度が高くかつ鉄損の低い一方向性電磁鋼板
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
DE69706388T2 (de) 1996-10-21 2002-02-14 Kawasaki Steel Co Kornorientiertes elektromagnetisches Stahlblech
KR19990088437A (ko) * 1998-05-21 1999-12-27 에모또 간지 철손이매우낮은고자속밀도방향성전자강판및그제조방법

Family Cites Families (3)

* 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
JPS6048886B2 (ja) * 1981-08-05 1985-10-30 新日本製鐵株式会社 鉄損の優れた高磁束密度一方向性電磁鋼板及びその製造方法
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.

Also Published As

Publication number Publication date
EP0184891A1 (de) 1986-06-18
EP0184891B1 (de) 1989-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8315 Request for restriction filed
8318 Patent restricted
8310 Action for declaration of annulment
8313 Request for invalidation rejected/withdrawn
8328 Change in the person/name/address of the agent

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