BRPI0712010B1 - Métodos de produção de uma chapa de aço elétrico com grãos orientados - Google Patents

Métodos de produção de uma chapa de aço elétrico com grãos orientados Download PDF

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Publication number
BRPI0712010B1
BRPI0712010B1 BRPI0712010-9B1A BRPI0712010A BRPI0712010B1 BR PI0712010 B1 BRPI0712010 B1 BR PI0712010B1 BR PI0712010 A BRPI0712010 A BR PI0712010A BR PI0712010 B1 BRPI0712010 B1 BR PI0712010B1
Authority
BR
Brazil
Prior art keywords
annealing
steel sheet
temperature
heating
less
Prior art date
Application number
BRPI0712010-9B1A
Other languages
English (en)
Portuguese (pt)
Inventor
Norikazu Fujii
Takeshi Kimura
Maremizu Ishibashi
Shuichi Nakamura
Kouji Yamasaki
Yoshiyuki Ushigami
Original Assignee
Nippon Steel & 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38723435&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0712010(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of BRPI0712010A2 publication Critical patent/BRPI0712010A2/pt
Publication of BRPI0712010B1 publication Critical patent/BRPI0712010B1/pt

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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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel
    • 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
    • C21D8/1255—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 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 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
    • C21D8/1266—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 between cold rolling steps
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • 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
    • 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
    • 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
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
BRPI0712010-9B1A 2006-05-24 2007-05-22 Métodos de produção de uma chapa de aço elétrico com grãos orientados BRPI0712010B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006143885 2006-05-24
JP2006-143885 2006-05-24
PCT/JP2007/060752 WO2007136127A1 (ja) 2006-05-24 2007-05-22 磁束密度の高い方向性電磁鋼板の製造方法

Publications (2)

Publication Number Publication Date
BRPI0712010A2 BRPI0712010A2 (pt) 2011-12-06
BRPI0712010B1 true BRPI0712010B1 (pt) 2014-10-29

Family

ID=38723435

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0712010-9B1A BRPI0712010B1 (pt) 2006-05-24 2007-05-22 Métodos de produção de uma chapa de aço elétrico com grãos orientados

Country Status (9)

Country Link
US (1) US7976644B2 (enExample)
EP (2) EP3018221B1 (enExample)
JP (1) JP5729414B2 (enExample)
KR (1) KR101070064B1 (enExample)
CN (1) CN101454465B (enExample)
BR (1) BRPI0712010B1 (enExample)
IN (1) IN2015DN02521A (enExample)
RU (1) RU2378394C1 (enExample)
WO (1) WO2007136127A1 (enExample)

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EP2025767B2 (en) † 2006-05-24 2016-10-12 Nippon Steel & Sumitomo Metal Corporation Process for producing grain-oriented electrical steel sheet with high magnetic flux density
CN101545072B (zh) * 2008-03-25 2012-07-04 宝山钢铁股份有限公司 一种高电磁性能取向硅钢的生产方法
JP4709949B2 (ja) * 2009-07-13 2011-06-29 新日本製鐵株式会社 方向性電磁鋼板の製造方法
KR101149792B1 (ko) * 2009-10-01 2012-06-08 주식회사 포스코 저철손 고자속밀도 방향성 전기강판 및 그 제조방법
KR101171450B1 (ko) * 2009-12-29 2012-08-06 주식회사 포스코 도금 강재의 열간 프레스 성형방법 및 이를 이용한 열간 프레스 성형품
US9992762B2 (en) * 2010-02-25 2018-06-05 James Michael Graziano Reverse path communication system
CA2802019C (en) * 2010-06-18 2015-09-15 Jfe Steel Corporation Method for manufacturing grain oriented electrical steel sheet
BR112013005450B1 (pt) * 2010-09-10 2019-05-07 Jfe Steel Corporation Chapa de aço elétrico com grão orientado e método para produção da mesma.
KR101262516B1 (ko) * 2010-11-10 2013-05-08 주식회사 포스코 자기 특성이 우수한 선재, 강선 및 이들의 제조방법
JP5772410B2 (ja) * 2010-11-26 2015-09-02 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
JP5360272B2 (ja) * 2011-08-18 2013-12-04 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
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US9847168B2 (en) 2012-03-30 2017-12-19 Nisshin Steel Co., Ltd. Method for manufacturing steel sheet for rotor core for IPM motor
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CN104471084B (zh) * 2012-07-26 2016-06-29 杰富意钢铁株式会社 取向性电磁钢板的制造方法
JP5672273B2 (ja) * 2012-07-26 2015-02-18 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
WO2014017590A1 (ja) * 2012-07-26 2014-01-30 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
EP2940158B1 (en) * 2012-12-28 2017-04-19 JFE Steel Corporation Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet
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US9881720B2 (en) 2013-08-27 2018-01-30 Ak Steel Properties, Inc. Grain oriented electrical steel with improved forsterite coating characteristics
JP6326207B2 (ja) * 2013-09-20 2018-05-16 太陽誘電株式会社 磁性体およびそれを用いた電子部品
US9978489B2 (en) * 2013-09-26 2018-05-22 Jfe Steel Corporation Method of producing grain oriented electrical steel sheet
JP6156646B2 (ja) 2013-10-30 2017-07-05 Ｊｆｅスチール株式会社 磁気特性および被膜密着性に優れる方向性電磁鋼板
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CN106460085B (zh) * 2014-05-12 2019-07-02 杰富意钢铁株式会社 取向性电磁钢板的制造方法
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JP6531864B2 (ja) 2016-02-22 2019-06-19 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
JP6455468B2 (ja) 2016-03-09 2019-01-23 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
KR102140991B1 (ko) 2016-03-09 2020-08-04 제이에프이 스틸 가부시키가이샤 방향성 전자 강판의 제조 방법
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EP3625808B1 (en) * 2017-05-17 2022-04-13 CRS Holdings, LLC Fe-si base alloy and method of making same
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Also Published As

Publication number Publication date
EP2025766A1 (en) 2009-02-18
EP2025766A4 (en) 2014-03-19
EP3018221B1 (en) 2020-02-05
IN2015DN02521A (enExample) 2015-09-11
US20090165895A1 (en) 2009-07-02
JP2013189712A (ja) 2013-09-26
CN101454465B (zh) 2011-01-19
KR20090007763A (ko) 2009-01-20
BRPI0712010A2 (pt) 2011-12-06
US7976644B2 (en) 2011-07-12
EP3018221A1 (en) 2016-05-11
RU2378394C1 (ru) 2010-01-10
CN101454465A (zh) 2009-06-10
JP5729414B2 (ja) 2015-06-03
WO2007136127A1 (ja) 2007-11-29
EP2025766B1 (en) 2016-08-24
KR101070064B1 (ko) 2011-10-04

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