IT1102071B - Lamiera d'acciaio elettromagnetico a grana orientata - Google Patents

Lamiera d'acciaio elettromagnetico a grana orientata

Info

Publication number
IT1102071B
IT1102071B IT49193/78A IT4919378A IT1102071B IT 1102071 B IT1102071 B IT 1102071B IT 49193/78 A IT49193/78 A IT 49193/78A IT 4919378 A IT4919378 A IT 4919378A IT 1102071 B IT1102071 B IT 1102071B
Authority
IT
Italy
Prior art keywords
steel sheet
electromagnetic steel
oriented grain
grain
oriented
Prior art date
Application number
IT49193/78A
Other languages
English (en)
Other versions
IT7849193A0 (it
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 IT7849193A0 publication Critical patent/IT7849193A0/it
Application granted granted Critical
Publication of IT1102071B publication Critical patent/IT1102071B/it

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
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
    • 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)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
IT49193/78A 1977-05-04 1978-05-04 Lamiera d'acciaio elettromagnetico a grana orientata IT1102071B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52050667A JPS585968B2 (ja) 1977-05-04 1977-05-04 超低鉄損一方向性電磁鋼板の製造方法

Publications (2)

Publication Number Publication Date
IT7849193A0 IT7849193A0 (it) 1978-05-04
IT1102071B true IT1102071B (it) 1985-10-07

Family

ID=12865293

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49193/78A IT1102071B (it) 1977-05-04 1978-05-04 Lamiera d'acciaio elettromagnetico a grana orientata

Country Status (11)

Country Link
US (1) US4203784A (it)
JP (1) JPS585968B2 (it)
BE (1) BE866706A (it)
BR (1) BR7802800A (it)
DE (1) DE2819514C2 (it)
FR (1) FR2396397A1 (it)
GB (1) GB1598874A (it)
IN (1) IN149954B (it)
IT (1) IT1102071B (it)
PL (1) PL117938B1 (it)
SE (1) SE440291B (it)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647546A (en) * 1979-09-25 1981-04-30 Nippon Steel Corp Unidirectional electromagnetic steel plate with excellent iron loss in ritht-angled direction to rolling
JPS5687621A (en) * 1979-12-19 1981-07-16 Hitachi Metals Ltd Method of improving magnetic characteristic
US4363677A (en) * 1980-01-25 1982-12-14 Nippon Steel Corporation Method for treating an electromagnetic steel sheet and an electromagnetic steel sheet having marks of laser-beam irradiation on its surface
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
BE893861A (fr) * 1981-07-17 1982-11-16 Nippon Steel Corp Procede et appareil de reduction de la perte active d'une tole d'acier electromagnetique et tole obtenue
JPS5858226A (ja) * 1981-09-30 1983-04-06 Nippon Steel Corp 方向性電磁鋼板の鉄損低減装置
CA1197759A (en) * 1982-07-19 1985-12-10 Robert F. Miller Method for producing cube-on-edge silicon steel
US4645547A (en) * 1982-10-20 1987-02-24 Westinghouse Electric Corp. Loss ferromagnetic materials and methods of improvement
US4535218A (en) * 1982-10-20 1985-08-13 Westinghouse Electric Corp. Laser scribing apparatus and process for using
EP0143548B1 (en) * 1983-10-27 1988-08-24 Kawasaki Steel Corporation Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same
JPS60145382A (ja) * 1984-01-09 1985-07-31 Nippon Steel Corp 磁気特性、皮膜特性とも優れた方向性電磁鋼板の製造方法
SE465128B (sv) * 1984-10-15 1991-07-29 Nippon Steel Corp Kornorienterad staaltunnplaat foer elektriska aendamaal samt foerfarande foer framstaellning av plaaten
JPS61117218A (ja) * 1984-11-10 1986-06-04 Nippon Steel Corp 低鉄損一方向性電磁鋼板の製造方法
BE903619A (fr) * 1984-11-10 1986-03-03 Nippon Steel Corp Toles d'acier electrique a grains orientes ayant des proprietes magnetiques stables, leur procede de production et appareil pour les obtenir
US4711113A (en) * 1984-12-19 1987-12-08 Allegheny Ludlum Corporation Apparatus for reducing core losses of grain-oriented silicon steel
US4533409A (en) * 1984-12-19 1985-08-06 Allegheny Ludlum Steel Corporation Method and apparatus for reducing core losses of grain-oriented silicon steel
JPS6214405A (ja) * 1985-07-12 1987-01-23 Nippon Steel Corp 切断性のすぐれた巻鉄心用方向性電磁鋼板
JPS62151521A (ja) * 1985-12-26 1987-07-06 Nippon Steel Corp グラス皮膜特性のすぐれた低鉄損方向性電磁鋼板の製造方法
JPS62161915A (ja) * 1986-01-11 1987-07-17 Nippon Steel Corp 超低鉄損の方向性電磁鋼板の製造方法
JPH0615694B2 (ja) * 1987-04-17 1994-03-02 川崎製鉄株式会社 方向性けい素鋼板の鉄損低減方法
EP0302639B1 (en) * 1987-08-01 1994-05-18 Kawasaki Steel Corporation Grain oriented electromagnetic steel sheets having a very low iron loss and method of producing the same
DE3886146T2 (de) * 1987-09-10 1994-04-14 Kawasaki Steel Co Siliziumstahlbleche mit niedrigem Eisenverlust und Verfahren zur Herstellung derselben.
IN171546B (it) * 1988-03-25 1992-11-14 Armco Advanced Materials
IN171547B (it) * 1988-03-25 1992-11-14 Armco Advanced Materials
US4904314A (en) * 1988-06-10 1990-02-27 Allegheny Ludlum Corporation Method of refining magnetic domains of barrier-coated electrical steels using metallic contaminants
US4911766A (en) * 1988-06-10 1990-03-27 Allegheny Ludlum Corporation Method of refining magnetic domains of electrical steels using phosphorus
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
US5223048A (en) * 1988-10-26 1993-06-29 Kawasaki Steel Corporation Low iron loss grain oriented silicon steel sheets and method of producing the same
DE69011895T2 (de) * 1989-02-20 1995-02-02 Nippon Steel Corp Vorrichtung zum Anritzen kornorientierter Elektrostahlbänder.
US5123977A (en) * 1989-07-19 1992-06-23 Allegheny Ludlum Corporation Method and apparatus for refining the domain structure of electrical steels by local hot deformation and product thereof
JPH0686633B2 (ja) * 1989-10-14 1994-11-02 新日本製鐵株式会社 鉄損の低い巻鉄心の製造方法
GB9210292D0 (en) * 1992-05-13 1992-07-01 British Steel Plc Methods and apparatus for effecting domain refinement of electrical steels
KR100259990B1 (ko) * 1993-12-28 2000-06-15 에모또 간지 철손이 적은 일방향성 전자강판 및 제조방법
DE69706388T2 (de) * 1996-10-21 2002-02-14 Kawasaki Steel Corp., Kobe Kornorientiertes elektromagnetisches Stahlblech
US7034422B2 (en) * 2002-05-24 2006-04-25 Virginia Tech Intellectual Properties, Inc. Radial-axial electromagnetic flux electric motor, coaxial electromagnetic flux electric motor, and rotor for same
TWI305548B (en) 2005-05-09 2009-01-21 Nippon Steel Corp Low core loss grain-oriented electrical steel sheet and method for producing the same
PL2243865T3 (pl) 2008-01-24 2019-01-31 Nippon Steel & Sumitomo Metal Corporation Blacha cienka ze stali elektrotechnicznej o ziarnach zorientowanych i doskonałych właściwościach magnetycznych
US10804015B2 (en) 2011-12-29 2020-10-13 Posco Electrical steel sheet and method for manufacturing the same
DE102016208131B4 (de) 2015-12-18 2021-10-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Bearbeiten eines Werkstücks
KR101739865B1 (ko) 2016-01-22 2017-05-25 주식회사 포스코 방향성 전기강판의 자구미세화 방법과 그 장치
KR102148383B1 (ko) 2016-01-22 2020-08-26 주식회사 포스코 방향성 전기강판의 자구미세화 방법과 그 장치
KR101739866B1 (ko) 2016-01-22 2017-05-25 주식회사 포스코 방향성 전기강판의 자구미세화 방법과 그 장치
JP6968176B2 (ja) 2016-12-23 2021-11-17 ポスコPosco 方向性電磁鋼板の磁区微細化方法とその装置
KR102044320B1 (ko) 2017-12-26 2019-11-13 주식회사 포스코 방향성 전기강판 및 그 자구미세화 방법
KR102104554B1 (ko) 2018-09-21 2020-04-24 주식회사 포스코 방향성 전기강판 및 그 자구미세화 방법
KR102583079B1 (ko) * 2019-01-16 2023-10-04 닛폰세이테츠 가부시키가이샤 방향성 전자 강판의 제조 방법
CN111192757A (zh) * 2020-01-17 2020-05-22 浙江东睦科达磁电有限公司 一种提高金属磁粉芯抗氧化性能的绝缘方法及其材料

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2484214A (en) * 1945-12-15 1949-10-11 Westinghouse Electric Corp Method of making magnetic cores
US2920296A (en) * 1955-01-07 1960-01-05 Gen Electric Reduction of transformer noise due to magnetostrictive effects
US3533861A (en) * 1966-06-09 1970-10-13 Westinghouse Electric Corp Method of improving the magnetostriction and core loss of cube-on-face oriented magnetic steels
US3670278A (en) * 1966-06-09 1972-06-13 Westinghouse Electric Corp Bonded core structure comprising a plurality of glass coated electrical steel sheets
DE1804208B1 (de) * 1968-10-17 1970-11-12 Mannesmann Ag Verfahren zur Herabsetzung der Wattverluste von kornorientierten Elektroblechen,insbesondere von Wuerfeltexturblechen
US3976518A (en) * 1972-07-10 1976-08-24 Nippon Steel Corporation Process for producing grain-oriented electric steel sheets having remarkably improved magnetic flux density
JPS5035679A (it) * 1973-08-07 1975-04-04
JPS5423647B2 (it) * 1974-04-25 1979-08-15

Also Published As

Publication number Publication date
IT7849193A0 (it) 1978-05-04
JPS53137016A (en) 1978-11-30
BR7802800A (pt) 1978-12-12
SE7805182L (sv) 1978-11-05
DE2819514A1 (de) 1978-11-16
BE866706A (fr) 1978-09-01
PL117938B1 (en) 1981-09-30
US4203784A (en) 1980-05-20
SE440291B (sv) 1985-07-22
FR2396397A1 (fr) 1979-01-26
FR2396397B1 (it) 1981-10-02
PL206577A1 (pl) 1979-02-12
JPS585968B2 (ja) 1983-02-02
IN149954B (it) 1982-06-12
DE2819514C2 (de) 1983-12-01
GB1598874A (en) 1981-09-23

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Effective date: 19970530