EP2537947A4 - Manufacturing method for grain-oriented electromagnetic steel sheet - Google Patents

Manufacturing method for grain-oriented electromagnetic steel sheet Download PDF

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Publication number
EP2537947A4
EP2537947A4 EP11744742.5A EP11744742A EP2537947A4 EP 2537947 A4 EP2537947 A4 EP 2537947A4 EP 11744742 A EP11744742 A EP 11744742A EP 2537947 A4 EP2537947 A4 EP 2537947A4
Authority
EP
European Patent Office
Prior art keywords
grain
manufacturing
steel sheet
electromagnetic steel
oriented electromagnetic
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.)
Granted
Application number
EP11744742.5A
Other languages
German (de)
French (fr)
Other versions
EP2537947B1 (en
EP2537947A1 (en
Inventor
Kenichi Murakami
Yoshiyuki Ushigami
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 and Sumitomo Metal 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 and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Priority to PL11744742T priority Critical patent/PL2537947T3/en
Publication of EP2537947A1 publication Critical patent/EP2537947A1/en
Publication of EP2537947A4 publication Critical patent/EP2537947A4/en
Application granted granted Critical
Publication of EP2537947B1 publication Critical patent/EP2537947B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • 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
    • 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
    • C21D8/1255—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 with diffusion of elements, e.g. decarburising, nitriding
    • 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
    • C21D8/1272—Final recrystallisation annealing
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment
    • 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
    • H01F1/16—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 in the form of sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP11744742.5A 2010-02-18 2011-02-18 Method of manufacturing grain-oriented electrical steel sheet Active EP2537947B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL11744742T PL2537947T3 (en) 2010-02-18 2011-02-18 Method of manufacturing grain-oriented electrical steel sheet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010033921 2010-02-18
PCT/JP2011/053491 WO2011102456A1 (en) 2010-02-18 2011-02-18 Manufacturing method for grain-oriented electromagnetic steel sheet

Publications (3)

Publication Number Publication Date
EP2537947A1 EP2537947A1 (en) 2012-12-26
EP2537947A4 true EP2537947A4 (en) 2017-07-26
EP2537947B1 EP2537947B1 (en) 2018-12-19

Family

ID=44483041

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11744742.5A Active EP2537947B1 (en) 2010-02-18 2011-02-18 Method of manufacturing grain-oriented electrical steel sheet

Country Status (8)

Country Link
US (1) US20120312423A1 (en)
EP (1) EP2537947B1 (en)
JP (1) JP4943559B2 (en)
KR (2) KR20120118504A (en)
CN (1) CN102762752B (en)
BR (1) BR112012020741B1 (en)
PL (1) PL2537947T3 (en)
WO (1) WO2011102456A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103741031B (en) * 2013-12-27 2016-01-20 钢铁研究总院 CSP is containing vanadium common orientation silicon steel and manufacture method thereof
JP6191780B2 (en) 2014-09-04 2017-09-06 Ｊｆｅスチール株式会社 Method for producing grain-oriented electrical steel sheet and nitriding equipment
EP3358031B1 (en) * 2015-09-28 2020-09-02 Nippon Steel Corporation Grain-oriented electrical steel sheet and hot-rolled steel sheet for grain-oriented electrical steel sheet
KR101676630B1 (en) * 2015-11-10 2016-11-16 주식회사 포스코 Oriented electrical steel sheet and method for manufacturing the same
US20200123632A1 (en) * 2017-07-13 2020-04-23 Nippon Steel Corporation Grain-oriented electrical steel sheet
CN110832112B (en) * 2017-07-13 2021-12-21 日本制铁株式会社 Grain-oriented electromagnetic steel sheet
JP6946846B2 (en) * 2017-08-17 2021-10-13 日本製鉄株式会社 Manufacturing method of grain-oriented electrical steel sheet
JP6946847B2 (en) * 2017-08-17 2021-10-13 日本製鉄株式会社 Manufacturing method of grain-oriented electrical steel sheet
KR102099866B1 (en) * 2017-12-26 2020-04-10 주식회사 포스코 Grain oriented electrical steel sheet method for manufacturing the same

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764407A (en) * 1968-04-24 1973-10-09 Kobe Steel Ltd Method for producing a mono directional silicon steel sheet
US4202711A (en) * 1978-10-18 1980-05-13 Armco, Incl. Process for producing oriented silicon iron from strand cast slabs
JPS5956522A (en) * 1982-09-24 1984-04-02 Nippon Steel Corp Manufacture of anisotropic electrical steel plate with improved iron loss
EP0219611A1 (en) * 1985-08-15 1987-04-29 Nippon Steel Corporation Method for producing a grain-oriented electrical steel sheet
EP0326912A2 (en) * 1988-02-03 1989-08-09 Nippon Steel Corporation Process for production of grain oriented electrical steel sheet having high flux density
US5049205A (en) * 1989-09-28 1991-09-17 Nippon Steel Corporation Process for preparing unidirectional silicon steel sheet having high magnetic flux density
EP0484904A2 (en) * 1990-11-07 1992-05-13 Nippon Steel Corporation Process for producing grain-oriented electrical steel sheet having improved magnetic and surface film properties
US5186762A (en) * 1989-03-30 1993-02-16 Nippon Steel Corporation Process for producing grain-oriented electrical steel sheet having high magnetic flux density
US5288736A (en) * 1992-11-12 1994-02-22 Armco Inc. Method for producing regular grain oriented electrical steel using a single stage cold reduction
JPH08279408A (en) * 1995-04-07 1996-10-22 Nippon Steel Corp Manufacture of unidirectional electromagnetic steel sheet being excellent in magnetic characteristics
US5667598A (en) * 1994-09-30 1997-09-16 Kawasaki Steel Corporation Production method for grain oriented silicion steel sheet having excellent magnetic characteristics
US5759293A (en) * 1989-01-07 1998-06-02 Nippon Steel Corporation Decarburization-annealed steel strip as an intermediate material for grain-oriented electrical steel strip
JP2009256713A (en) * 2008-04-15 2009-11-05 Nippon Steel Corp Method for manufacturing grain-oriented electrical steel sheet

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
US3276923A (en) * 1961-04-17 1966-10-04 Gen Electric Reduction in magnetic losses in electrical induction apparatus
JPH0686632B2 (en) * 1988-02-03 1994-11-02 新日本製鐵株式会社 Method for manufacturing unidirectional silicon steel sheet with high magnetic flux density
JPH02200733A (en) * 1989-01-31 1990-08-09 Nippon Steel Corp Manufacture of high magnetic density grain-oriented silicon steel sheet
JPH03122227A (en) 1989-10-05 1991-05-24 Nippon Steel Corp Decarburization continuous annealing furnace for grain oriented electrical steel sheet
JP2620438B2 (en) * 1991-10-28 1997-06-11 新日本製鐵株式会社 Manufacturing method of grain-oriented electrical steel sheet with high magnetic flux density
JP3065853B2 (en) * 1992-12-08 2000-07-17 新日本製鐵株式会社 Method for stable production of unidirectional electrical steel sheets with excellent magnetic properties
JPH06256847A (en) 1993-03-03 1994-09-13 Nippon Steel Corp Manufacture of grain-oriented electrical steel sheet having excellent magnetic characteristic
IT1290977B1 (en) 1997-03-14 1998-12-14 Acciai Speciali Terni Spa PROCEDURE FOR CHECKING THE INHIBITION IN THE PRODUCTION OF GRAIN ORIENTED MAGNETIC SHEET
JP3481491B2 (en) 1998-03-30 2003-12-22 新日本製鐵株式会社 Manufacturing method of grain-oriented electrical steel sheet with excellent magnetic properties
JP4261633B2 (en) 1998-05-11 2009-04-30 新日本製鐵株式会社 Manufacturing method of unidirectional electrical steel sheet
EP1162280B1 (en) * 2000-06-05 2013-08-07 Nippon Steel & Sumitomo Metal Corporation Method for producing a grain-oriented electrical steel sheet excellent in magnetic properties
JP4272557B2 (en) * 2004-02-12 2009-06-03 新日本製鐵株式会社 Method for producing unidirectional electrical steel sheet with excellent magnetic properties
RU2363739C1 (en) * 2005-06-10 2009-08-10 Ниппон Стил Корпорейшн Textured electric sheet metals with extremely high magnetic properties and method of its manufacturing
JP4598702B2 (en) * 2006-03-23 2010-12-15 新日本製鐵株式会社 Manufacturing method of high Si content grain-oriented electrical steel sheet with excellent magnetic properties
JP4916847B2 (en) * 2006-11-21 2012-04-18 新日本製鐵株式会社 Manufacturing method of unidirectional electrical steel sheet
CN101775547B (en) * 2009-12-31 2012-11-21 武汉钢铁(集团)公司 Production method of high magnetic induction grain-oriented silicon steel strip

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764407A (en) * 1968-04-24 1973-10-09 Kobe Steel Ltd Method for producing a mono directional silicon steel sheet
US4202711A (en) * 1978-10-18 1980-05-13 Armco, Incl. Process for producing oriented silicon iron from strand cast slabs
JPS5956522A (en) * 1982-09-24 1984-04-02 Nippon Steel Corp Manufacture of anisotropic electrical steel plate with improved iron loss
EP0219611A1 (en) * 1985-08-15 1987-04-29 Nippon Steel Corporation Method for producing a grain-oriented electrical steel sheet
EP0326912A2 (en) * 1988-02-03 1989-08-09 Nippon Steel Corporation Process for production of grain oriented electrical steel sheet having high flux density
US5759293A (en) * 1989-01-07 1998-06-02 Nippon Steel Corporation Decarburization-annealed steel strip as an intermediate material for grain-oriented electrical steel strip
US5186762A (en) * 1989-03-30 1993-02-16 Nippon Steel Corporation Process for producing grain-oriented electrical steel sheet having high magnetic flux density
US5049205A (en) * 1989-09-28 1991-09-17 Nippon Steel Corporation Process for preparing unidirectional silicon steel sheet having high magnetic flux density
EP0484904A2 (en) * 1990-11-07 1992-05-13 Nippon Steel Corporation Process for producing grain-oriented electrical steel sheet having improved magnetic and surface film properties
US5288736A (en) * 1992-11-12 1994-02-22 Armco Inc. Method for producing regular grain oriented electrical steel using a single stage cold reduction
US5667598A (en) * 1994-09-30 1997-09-16 Kawasaki Steel Corporation Production method for grain oriented silicion steel sheet having excellent magnetic characteristics
JPH08279408A (en) * 1995-04-07 1996-10-22 Nippon Steel Corp Manufacture of unidirectional electromagnetic steel sheet being excellent in magnetic characteristics
JP2009256713A (en) * 2008-04-15 2009-11-05 Nippon Steel Corp Method for manufacturing grain-oriented electrical steel sheet

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011102456A1 *

Also Published As

Publication number Publication date
EP2537947B1 (en) 2018-12-19
BR112012020741A2 (en) 2016-08-23
JPWO2011102456A1 (en) 2013-06-17
KR101389248B1 (en) 2014-04-24
US20120312423A1 (en) 2012-12-13
KR20120118504A (en) 2012-10-26
EP2537947A1 (en) 2012-12-26
WO2011102456A1 (en) 2011-08-25
BR112012020741B1 (en) 2022-07-19
KR20130119516A (en) 2013-10-31
JP4943559B2 (en) 2012-05-30
CN102762752B (en) 2016-04-13
CN102762752A (en) 2012-10-31
PL2537947T3 (en) 2019-05-31

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