ES2154054T3 - Proceso de fabricacion de bandas de acero de grano orientado para aplicaciones electricas de altas prestaciones magneticas. - Google Patents

Proceso de fabricacion de bandas de acero de grano orientado para aplicaciones electricas de altas prestaciones magneticas.

Info

Publication number
ES2154054T3
ES2154054T3 ES97940017T ES97940017T ES2154054T3 ES 2154054 T3 ES2154054 T3 ES 2154054T3 ES 97940017 T ES97940017 T ES 97940017T ES 97940017 T ES97940017 T ES 97940017T ES 2154054 T3 ES2154054 T3 ES 2154054T3
Authority
ES
Spain
Prior art keywords
high magnetic
steel bands
electrical applications
oriented grain
grain 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 - Lifetime
Application number
ES97940017T
Other languages
English (en)
Inventor
Stefano Cicale
Stefano Fortunati
Giuseppe Abbruzzese
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.)
Acciai Speciali Terni SpA
Original Assignee
Acciai Speciali Terni SpA
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 Acciai Speciali Terni SpA filed Critical Acciai Speciali Terni SpA
Application granted granted Critical
Publication of ES2154054T3 publication Critical patent/ES2154054T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/1261—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 following hot 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
    • C21D8/1272—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
    • C22C38/02—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
    • 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
    • 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
    • C21D8/1222—Hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

ESTA INVENCION SE REFIERE A UN PROCEDIMIENTO PARA LA PRODUCCION DE CHAPA DE ACERO OBTENIDO EN HORNO ELECTRICO CON GRANOS ORIENTADOS CON ALTAS CARACTERISTICAS MAGNETICAS, Y MAS PRECISAMENTE UN PROCEDIMIENTO EN EL CUAL UN DESBASTE MOLDEADO POR COLADA CONTINUA SE NITRURA CONTINUAMENTE MEDIANTE UNA REACCION ENTRE EL ALUMINIO Y EL NITROGENO. LA CANTIDAD, LA DIMENSION Y LA DISTRIBUCION DE LOS PRECIPITADOS SE REGULAN, LO QUE PERMITE UN TRATAMIENTO TERMICO A ALTA TEMPERATURA EN CONTINUO DURANTE EL CUAL SE PRODUCEN UNA RECRISTALIZACION PRIMARIA Y UNA NITRURACION A ALTA TEMPERATURA.
ES97940017T 1996-12-24 1997-07-24 Proceso de fabricacion de bandas de acero de grano orientado para aplicaciones electricas de altas prestaciones magneticas. Expired - Lifetime ES2154054T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96RM000904A IT1290172B1 (it) 1996-12-24 1996-12-24 Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche.

Publications (1)

Publication Number Publication Date
ES2154054T3 true ES2154054T3 (es) 2001-03-16

Family

ID=11404620

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97940017T Expired - Lifetime ES2154054T3 (es) 1996-12-24 1997-07-24 Proceso de fabricacion de bandas de acero de grano orientado para aplicaciones electricas de altas prestaciones magneticas.

Country Status (17)

Country Link
US (1) US6471787B2 (es)
EP (1) EP0950119B1 (es)
JP (1) JP4651755B2 (es)
KR (1) KR100561142B1 (es)
CN (1) CN1077142C (es)
AT (1) ATE197721T1 (es)
AU (1) AU4202197A (es)
BR (1) BR9713624A (es)
CZ (1) CZ291193B6 (es)
DE (1) DE69703590T2 (es)
ES (1) ES2154054T3 (es)
GR (1) GR3035444T3 (es)
IT (1) IT1290172B1 (es)
PL (1) PL182830B1 (es)
RU (1) RU2193603C2 (es)
SK (1) SK285282B6 (es)
WO (1) WO1998028452A1 (es)

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IT1290978B1 (it) 1997-03-14 1998-12-14 Acciai Speciali Terni Spa Procedimento per il controllo dell'inibizione nella produzione di lamierino magnetico a grano orientato
IT1299137B1 (it) 1998-03-10 2000-02-29 Acciai Speciali Terni Spa Processo per il controllo e la regolazione della ricristallizzazione secondaria nella produzione di lamierini magnetici a grano orientato
KR100530056B1 (ko) * 2001-11-13 2005-11-22 주식회사 포스코 생산성이 우수한 방향성 전기강판의 제조방법
JP2004315949A (ja) * 2003-04-21 2004-11-11 Internatl Business Mach Corp <Ibm> 物理状態制御用情報計算装置、物理状態制御用情報計算方法、物理状態制御用情報計算用プログラム及び物理状態制御装置
WO2005035169A1 (en) * 2003-10-10 2005-04-21 Nucor Corporation Casting steel strip
US7484551B2 (en) 2003-10-10 2009-02-03 Nucor Corporation Casting steel strip
CN100455690C (zh) * 2005-11-30 2009-01-28 宝山钢铁股份有限公司 一种基于薄板坯连铸连轧的取向硅钢及其制造方法
US7650925B2 (en) 2006-08-28 2010-01-26 Nucor Corporation Identifying and reducing causes of defects in thin cast strip
JP5001611B2 (ja) * 2006-09-13 2012-08-15 新日本製鐵株式会社 高磁束密度方向性珪素鋼板の製造方法
CN101643881B (zh) * 2008-08-08 2011-05-11 宝山钢铁股份有限公司 一种含铜取向硅钢的生产方法
CN101768697B (zh) 2008-12-31 2012-09-19 宝山钢铁股份有限公司 用一次冷轧法生产取向硅钢的方法
US8202374B2 (en) * 2009-04-06 2012-06-19 Nippon Steel Corporation Method of treating steel for grain-oriented electrical steel sheet and method of manufacturing grain-oriented electrical steel sheet
RU2407809C1 (ru) * 2009-08-03 2010-12-27 Открытое акционерное общество "Новолипецкий металлургический комбинат" Способ производства анизотропной электротехнической стали с высокими магнитными свойствами
RU2407808C1 (ru) * 2009-08-03 2010-12-27 Открытое акционерное общество "Новолипецкий металлургический комбинат" Способ производства анизотропной электротехнической стали с низкими удельными потерями на перемагничивание
KR101122127B1 (ko) * 2009-12-23 2012-03-16 주식회사 포스코 정련 방법 및 이에 의해 제조된 방향성 전기 강판
CN101775548B (zh) * 2009-12-31 2011-05-25 武汉钢铁(集团)公司 低渗氮量高磁感取向硅钢带的生产方法
DE102011107304A1 (de) 2011-07-06 2013-01-10 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrostahlflachprodukts
US10062483B2 (en) 2011-12-28 2018-08-28 Jfe Steel Corporation Grain-oriented electrical steel sheet and method for improving iron loss properties thereof
CN103074476B (zh) * 2012-12-07 2014-02-26 武汉钢铁(集团)公司 一种分三段常化生产高磁感取向硅钢带的方法
CN104870666B (zh) * 2012-12-28 2017-05-10 杰富意钢铁株式会社 方向性电磁钢板的制造方法和方向性电磁钢板制造用的一次再结晶钢板
CN104870665B (zh) * 2012-12-28 2018-09-21 杰富意钢铁株式会社 方向性电磁钢板的制造方法和方向性电磁钢板制造用的一次再结晶钢板
WO2014104393A1 (ja) * 2012-12-28 2014-07-03 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
DE102014104106A1 (de) * 2014-03-25 2015-10-01 Thyssenkrupp Electrical Steel Gmbh Verfahren zur Herstellung von hochpermeablem kornorientiertem Elektroband
CN106480281A (zh) * 2015-08-24 2017-03-08 鞍钢股份有限公司 一种高磁感取向电工钢的生产方法
CN106480305A (zh) * 2015-08-24 2017-03-08 鞍钢股份有限公司 一种提高冷轧电工钢脱碳效率的生产方法
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
CN108444236B (zh) * 2018-04-26 2020-09-01 怀化学院 一种基于新能源控制的烘干设备

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JPH06306474A (ja) * 1993-04-26 1994-11-01 Nippon Steel Corp 磁気特性の優れた一方向性電磁鋼板の製造方法
JPH06306473A (ja) * 1993-04-26 1994-11-01 Nippon Steel Corp 磁気特性の優れた一方向性電磁鋼板の製造方法
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JPH07278671A (ja) * 1994-04-06 1995-10-24 Nippon Steel Corp 低鉄損鏡面方向性電磁鋼板の製造方法
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Also Published As

Publication number Publication date
ITRM960904A1 (it) 1998-06-24
DE69703590T2 (de) 2001-05-31
AU4202197A (en) 1998-07-17
CN1077142C (zh) 2002-01-02
ATE197721T1 (de) 2000-12-15
JP2001506702A (ja) 2001-05-22
CZ291193B6 (cs) 2003-01-15
CZ231099A3 (cs) 2000-07-12
IT1290172B1 (it) 1998-10-19
US6471787B2 (en) 2002-10-29
JP4651755B2 (ja) 2011-03-16
EP0950119A1 (en) 1999-10-20
DE69703590D1 (de) 2000-12-28
RU2193603C2 (ru) 2002-11-27
SK285282B6 (sk) 2006-10-05
EP0950119B1 (en) 2000-11-22
ITRM960904A0 (it) 1996-12-24
PL334287A1 (en) 2000-02-14
GR3035444T3 (en) 2001-05-31
CN1242057A (zh) 2000-01-19
KR20000069695A (ko) 2000-11-25
KR100561142B1 (ko) 2006-03-15
PL182830B1 (pl) 2002-03-29
BR9713624A (pt) 2000-04-11
WO1998028452A1 (en) 1998-07-02
US20020033206A1 (en) 2002-03-21
SK86399A3 (en) 2000-01-18

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