BRPI1010318A2 - método de tratamento do aço para chapa de aço elétrico com grão orientado e método de produção de chapa de aço elétrico com grão orientado - Google Patents

método de tratamento do aço para chapa de aço elétrico com grão orientado e método de produção de chapa de aço elétrico com grão orientado

Info

Publication number
BRPI1010318A2
BRPI1010318A2 BRPI1010318A BRPI1010318A BRPI1010318A2 BR PI1010318 A2 BRPI1010318 A2 BR PI1010318A2 BR PI1010318 A BRPI1010318 A BR PI1010318A BR PI1010318 A BRPI1010318 A BR PI1010318A BR PI1010318 A2 BRPI1010318 A2 BR PI1010318A2
Authority
BR
Brazil
Prior art keywords
steel sheet
grain oriented
oriented electric
electric steel
production method
Prior art date
Application number
BRPI1010318A
Other languages
English (en)
Inventor
Norihiro Yamamoto
Shuichi Nakamura
Tomoji Kumano
Yoshiyuki Uhigami
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 BRPI1010318A2 publication Critical patent/BRPI1010318A2/pt
Publication of BRPI1010318B1 publication Critical patent/BRPI1010318B1/pt

Links

Classifications

    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • 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
    • C21D8/1205—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 involving particular fabrication steps or treatments of ingots or slabs
    • 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
    • C21D8/1277—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 involving a particular surface treatment
    • C21D8/1283—Application of a separating or 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
    • 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
    • C23C8/06—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 using gases
    • C23C8/08—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 using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • 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
    • H01F1/16—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
    • H01F1/18—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 with insulating coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
BRPI1010318-0A 2009-04-06 2010-03-31 Método de tratamento do aço para chapa de aço elétrico com grão orientado e método de produção de chapa de aço elétrico com grão orientado BRPI1010318B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009-092439 2009-04-06
JP2009092439 2009-04-06
PCT/JP2010/055853 WO2010116936A1 (ja) 2009-04-06 2010-03-31 方向性電磁鋼板用鋼の処理方法及び方向性電磁鋼板の製造方法

Publications (2)

Publication Number Publication Date
BRPI1010318A2 true BRPI1010318A2 (pt) 2016-03-15
BRPI1010318B1 BRPI1010318B1 (pt) 2018-02-06

Family

ID=42936221

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1010318-0A BRPI1010318B1 (pt) 2009-04-06 2010-03-31 Método de tratamento do aço para chapa de aço elétrico com grão orientado e método de produção de chapa de aço elétrico com grão orientado

Country Status (9)

Country Link
US (1) US8202374B2 (pt)
EP (1) EP2418294B1 (pt)
JP (1) JP4673937B2 (pt)
KR (1) KR101346537B1 (pt)
CN (1) CN102378819B (pt)
BR (1) BRPI1010318B1 (pt)
PL (1) PL2418294T3 (pt)
RU (1) RU2471877C1 (pt)
WO (1) WO2010116936A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107012309B (zh) * 2011-12-27 2020-03-10 杰富意钢铁株式会社 取向性电磁钢板的铁损改善装置
BR112013015997B1 (pt) * 2012-07-20 2019-06-25 Nippon Steel & Sumitomo Metal Corporation Método de fabricação de chapa de aço elétrica de grão orientado
RU2516323C1 (ru) * 2012-11-14 2014-05-20 Михаил Борисович Цырлин Способ производства высокопроницаемой анизотропной электротехнической стали
CN104018068B (zh) * 2014-06-12 2017-01-11 国家电网公司 一种厚度为0.18mm的高磁感取向硅钢的制备方法
US11239012B2 (en) * 2014-10-15 2022-02-01 Sms Group Gmbh Process for producing grain-oriented electrical steel strip
KR101633255B1 (ko) 2014-12-18 2016-07-08 주식회사 포스코 방향성 전기강판 및 그 제조방법
EP3279341B1 (en) * 2015-04-02 2020-05-06 Nippon Steel Corporation Manufacturing method for unidirectional electromagnetic steel sheet
US11225699B2 (en) * 2015-11-20 2022-01-18 Jfe Steel Corporation Method for producing non-oriented electrical steel sheet

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599340A (en) 1948-10-21 1952-06-03 Armco Steel Corp Process of increasing the permeability of oriented silicon steels
JPS4623820Y1 (pt) 1968-12-04 1971-08-17
IT1041114B (it) * 1975-08-01 1980-01-10 Centro Speriment Metallurg Procedimento per la produzione di nastri di acciaio al silicio per impieghi magnetici
US4552596A (en) 1978-07-26 1985-11-12 Nippon Steel Corporation Grain-oriented electromagnetic steel sheet with improved watt loss
JPS5518566A (en) 1978-07-26 1980-02-08 Nippon Steel Corp Improving method for iron loss characteristic of directional electrical steel sheet
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
GB2130241B (en) * 1982-09-24 1986-01-15 Nippon Steel Corp Method for producing a grain-oriented electrical steel sheet having a high magnetic flux density
JPS5956522A (ja) 1982-09-24 1984-04-02 Nippon Steel Corp 鉄損の良い一方向性電磁鋼板の製造方法
JPS5956523A (ja) 1982-09-24 1984-04-02 Nippon Steel Corp 高磁束密度一方向性珪素鋼板の製造方法
JPS59197520A (ja) 1983-04-20 1984-11-09 Kawasaki Steel Corp 鉄損の低い一方向性電磁鋼板の製造方法
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
US5203928A (en) * 1986-03-25 1993-04-20 Kawasaki Steel Corporation Method of producing low iron loss grain oriented silicon steel thin sheets having excellent surface properties
US4898626A (en) 1988-03-25 1990-02-06 Armco Advanced Materials Corporation Ultra-rapid heat treatment of grain oriented electrical steel
JPH0717961B2 (ja) * 1988-04-25 1995-03-01 新日本製鐵株式会社 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法
JPH0730395B2 (ja) * 1989-03-31 1995-04-05 新日本製鐵株式会社 表面脹れ欠陥の無い一方向性電磁鋼板の製造法
US5244511A (en) 1990-07-27 1993-09-14 Kawasaki Steel Corporation Method of manufacturing an oriented silicon steel sheet having improved magnetic flux density
JP2883226B2 (ja) * 1991-06-27 1999-04-19 川崎製鉄株式会社 磁気特性の極めて優れた薄方向性けい素鋼板の製造方法
US5354389A (en) * 1991-07-29 1994-10-11 Nkk Corporation Method of manufacturing silicon steel sheet having grains precisely arranged in Goss orientation
US5620533A (en) * 1995-06-28 1997-04-15 Kawasaki Steel Corporation Method for making grain-oriented silicon steel sheet having excellent magnetic properties
JP3389402B2 (ja) 1996-02-23 2003-03-24 新日本製鐵株式会社 磁気特性の優れた一方向性電磁鋼板の製造方法
US5855694A (en) * 1996-08-08 1999-01-05 Kawasaki Steel Corporation Method for producing grain-oriented silicon steel sheet
JP3533655B2 (ja) * 1996-11-20 2004-05-31 Ｊｆｅスチール株式会社 磁気異方性の小さな低級電磁鋼板の製造方法及び磁気異方性の小さな低級電磁鋼板
IT1290172B1 (it) * 1996-12-24 1998-10-19 Acciai Speciali Terni Spa Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche.
CN1083895C (zh) * 1997-01-24 2002-05-01 新日本制铁株式会社 具有优良磁性能的晶粒取向性电工钢薄板及其生产工艺和设备
JP3485188B2 (ja) 1997-06-27 2004-01-13 ポーハング アイアン アンド スティール シーオー．，エルティディ． 低温スラブ加熱法に基づく高磁束密度の結晶粒配向電気鋼板の製造方法
DE19745445C1 (de) * 1997-10-15 1999-07-08 Thyssenkrupp Stahl Ag Verfahren zur Herstellung von kornorientiertem Elektroblech mit geringem Ummagnetisierungsverlust und hoher Polarisation
RU2125102C1 (ru) * 1998-03-12 1999-01-20 Открытое акционерное общество "Магнитогорский металлургический комбинат" Способ производства горячекатаной электротехнической анизотропной стали
JP3481491B2 (ja) 1998-03-30 2003-12-22 新日本製鐵株式会社 磁気特性に優れた一方向性電磁鋼板の製造方法
EP0947597B2 (en) 1998-03-30 2015-06-10 Nippon Steel & Sumitomo Metal Corporation Method of producing a grain-oriented electrical steel sheet excellent in magnetic characteristics
JP3488181B2 (ja) 1999-09-09 2004-01-19 新日本製鐵株式会社 磁気特性に優れた一方向性電磁鋼板の製造方法
JP2001172719A (ja) * 1999-12-13 2001-06-26 Nippon Steel Corp 磁気特性の優れた無方向性電磁鋼板の製造方法
US6732088B1 (en) 1999-12-14 2004-05-04 Xerox Corporation Collaborative searching by query induction
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
JP4696341B2 (ja) * 2000-07-25 2011-06-08 Ｊｆｅスチール株式会社 表面性状に優れた薄鋼板の製造方法
EP2107130B1 (en) 2000-08-08 2013-10-09 Nippon Steel & Sumitomo Metal Corporation Method to produce grain-oriented electrical steel sheet having high magnetic flux density
JP3943837B2 (ja) 2001-01-12 2007-07-11 新日本製鐵株式会社 方向性電磁鋼板の製造方法
ATE326553T1 (de) * 2001-09-13 2006-06-15 Ak Steel Properties Inc Verfahren zum kontinuierlichen giessen von elektrostahlband mit kontrollierter sprühkühlung
US6749693B2 (en) * 2001-09-13 2004-06-15 Ak Properties Method of producing (110)[001] grain oriented electrical steel using strip casting
JP4510757B2 (ja) * 2003-03-19 2010-07-28 新日本製鐵株式会社 磁気特性の優れた方向性電磁鋼板とその製造方法
US20050000596A1 (en) * 2003-05-14 2005-01-06 Ak Properties Inc. Method for production of non-oriented electrical steel strip
JP4015644B2 (ja) 2004-05-31 2007-11-28 株式会社ソニー・コンピュータエンタテインメント 画像処理装置及び画像処理方法
US20080203641A1 (en) * 2005-01-19 2008-08-28 Tosoh Smd Etna, Llc End Effector For Handling Sputter Targets
KR100953755B1 (ko) * 2005-06-10 2010-04-19 신닛뽄세이테쯔 카부시키카이샤 자기 특성이 극히 우수한 방향성 전자강판의 제조 방법
JP5163310B2 (ja) * 2008-06-25 2013-03-13 新日鐵住金株式会社 耐食性およびｚ方向の靭性に優れた鋼材の製造方法
JP5085451B2 (ja) * 2008-07-28 2012-11-28 新日本製鐵株式会社 ビレットの連続鋳造方法

Also Published As

Publication number Publication date
WO2010116936A1 (ja) 2010-10-14
JP4673937B2 (ja) 2011-04-20
KR101346537B1 (ko) 2013-12-31
PL2418294T3 (pl) 2020-06-01
EP2418294A4 (en) 2017-10-18
CN102378819B (zh) 2013-07-24
EP2418294B1 (en) 2019-12-25
CN102378819A (zh) 2012-03-14
BRPI1010318B1 (pt) 2018-02-06
RU2471877C1 (ru) 2013-01-10
US20120037277A1 (en) 2012-02-16
JPWO2010116936A1 (ja) 2012-10-18
EP2418294A1 (en) 2012-02-15
KR20110134453A (ko) 2011-12-14
US8202374B2 (en) 2012-06-19

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