ITRM960904A0 - Procedimento per la produzione di lamierino magnetico a grano orienta= to, con elevate caratteristiche magnetiche - Google Patents

Procedimento per la produzione di lamierino magnetico a grano orienta= to, con elevate caratteristiche magnetiche

Info

Publication number
ITRM960904A0
ITRM960904A0 IT96RM000904A ITRM960904A ITRM960904A0 IT RM960904 A0 ITRM960904 A0 IT RM960904A0 IT 96RM000904 A IT96RM000904 A IT 96RM000904A IT RM960904 A ITRM960904 A IT RM960904A IT RM960904 A0 ITRM960904 A0 IT RM960904A0
Authority
IT
Italy
Prior art keywords
grain
procedure
production
oriented
magnetic sheet
Prior art date
Application number
IT96RM000904A
Other languages
English (en)
Inventor
Stefano Cicale
Stefano Fortunati
Giuseppe Abbruzzese
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
Publication of ITRM960904A0 publication Critical patent/ITRM960904A0/it
Priority to IT96RM000904A priority Critical patent/IT1290172B1/it
Priority to AT97940017T priority patent/ATE197721T1/de
Priority to KR1019997005752A priority patent/KR100561142B1/ko
Priority to AU42021/97A priority patent/AU4202197A/en
Priority to CN97180995A priority patent/CN1077142C/zh
Priority to JP52827398A priority patent/JP4651755B2/ja
Priority to US09/331,506 priority patent/US6471787B2/en
Priority to CZ19992310A priority patent/CZ291193B6/cs
Priority to PCT/EP1997/004007 priority patent/WO1998028452A1/en
Priority to EP97940017A priority patent/EP0950119B1/en
Priority to PL97334287A priority patent/PL182830B1/pl
Priority to RU99116327/02A priority patent/RU2193603C2/ru
Priority to DE69703590T priority patent/DE69703590T2/de
Priority to ES97940017T priority patent/ES2154054T3/es
Priority to SK863-99A priority patent/SK285282B6/sk
Priority to BR9713624-7A priority patent/BR9713624A/pt
Publication of ITRM960904A1 publication Critical patent/ITRM960904A1/it
Application granted granted Critical
Publication of IT1290172B1 publication Critical patent/IT1290172B1/it
Priority to GR20010400275T priority patent/GR3035444T3/el

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

Priority Applications (17)

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.
PCT/EP1997/004007 WO1998028452A1 (en) 1996-12-24 1997-07-24 Process for the production of oriented-grain electrical steel sheet with high magnetic characteristics
PL97334287A PL182830B1 (pl) 1996-12-24 1997-07-24 Sposób wytwarzania arkuszy elektrycznej stali teksturowanej o wysokich właściwościach magnetycznych
AU42021/97A AU4202197A (en) 1996-12-24 1997-07-24 Process for the production of oriented-grain electrical steel sheet with high magnetic characteristics
CN97180995A CN1077142C (zh) 1996-12-24 1997-07-24 具有高磁性能的晶粒取向电工钢带的制造工艺
JP52827398A JP4651755B2 (ja) 1996-12-24 1997-07-24 高磁気特性を備えた配向粒電気鋼板の製造方法
US09/331,506 US6471787B2 (en) 1996-12-24 1997-07-24 Process for the production of oriented-grain electrical steel sheet with high magnetic characteristics
CZ19992310A CZ291193B6 (cs) 1996-12-24 1997-07-24 Způsob výroby plechu z křemíkové oceli
AT97940017T ATE197721T1 (de) 1996-12-24 1997-07-24 Verfahren zur herstellung von kornorientiertem elektrisch leitendem stahlblech mit hohen magnetischen eigenschaften
EP97940017A EP0950119B1 (en) 1996-12-24 1997-07-24 Process for the production of oriented-grain electrical steel sheet with high magnetic characteristics
KR1019997005752A KR100561142B1 (ko) 1996-12-24 1997-07-24 높은 자기 특성을 가진 방향성 전기강판의 생산 방법
RU99116327/02A RU2193603C2 (ru) 1996-12-24 1997-07-24 Способ получения листа из электротехнической стали с ориентированной зеренной структурой и высокими магнитными свойствами
DE69703590T DE69703590T2 (de) 1996-12-24 1997-07-24 Verfahren zur herstellung von kornorientiertem elektrisch leitendem stahlblech mit hohen magnetischen eigenschaften
ES97940017T 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.
SK863-99A SK285282B6 (sk) 1996-12-24 1997-07-24 Spôsob výroby oceľových plechov s vysokými feromagnetickými charakteristikami
BR9713624-7A BR9713624A (pt) 1996-12-24 1997-07-24 Processo para a produção de cahapa de aço silìcio
GR20010400275T GR3035444T3 (en) 1996-12-24 2001-02-20 Process for the production of oriented-grain electrical steel sheet with high magnetic characteristics

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 (3)

Publication Number Publication Date
ITRM960904A0 true ITRM960904A0 (it) 1996-12-24
ITRM960904A1 ITRM960904A1 (it) 1998-06-24
IT1290172B1 IT1290172B1 (it) 1998-10-19

Family

ID=11404620

Family Applications (1)

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

Country Status (17)

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

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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
US7484551B2 (en) 2003-10-10 2009-02-03 Nucor Corporation Casting steel strip
JP5049592B2 (ja) * 2003-10-10 2012-10-17 ニューコア・コーポレーション 鋼ストリップ鋳造
PL1752548T3 (pl) * 2005-08-03 2017-08-31 Thyssenkrupp Steel Europe Ag Sposób wytwarzania taśmy elektrotechnicznej o zorientowanych ziarnach
PL1752549T3 (pl) * 2005-08-03 2017-08-31 Thyssenkrupp Steel Europe Ag Sposób wytwarzania taśmy elektrotechnicznej o zorientowanych ziarnach
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
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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
EP2799566B1 (en) 2011-12-28 2019-04-17 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
WO2014104391A1 (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および方向性電磁鋼板製造用の一次再結晶鋼板
KR101651797B1 (ko) * 2012-12-28 2016-08-26 제이에프이 스틸 가부시키가이샤 방향성 전기 강판의 제조 방법
EP2940159B1 (en) * 2012-12-28 2019-03-20 JFE Steel Corporation Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet
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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Also Published As

Publication number Publication date
EP0950119A1 (en) 1999-10-20
KR20000069695A (ko) 2000-11-25
CN1077142C (zh) 2002-01-02
ATE197721T1 (de) 2000-12-15
SK285282B6 (sk) 2006-10-05
AU4202197A (en) 1998-07-17
SK86399A3 (en) 2000-01-18
CN1242057A (zh) 2000-01-19
DE69703590T2 (de) 2001-05-31
ES2154054T3 (es) 2001-03-16
RU2193603C2 (ru) 2002-11-27
PL334287A1 (en) 2000-02-14
GR3035444T3 (en) 2001-05-31
CZ231099A3 (cs) 2000-07-12
ITRM960904A1 (it) 1998-06-24
DE69703590D1 (de) 2000-12-28
JP4651755B2 (ja) 2011-03-16
IT1290172B1 (it) 1998-10-19
BR9713624A (pt) 2000-04-11
EP0950119B1 (en) 2000-11-22
PL182830B1 (pl) 2002-03-29
US6471787B2 (en) 2002-10-29
CZ291193B6 (cs) 2003-01-15
KR100561142B1 (ko) 2006-03-15
WO1998028452A1 (en) 1998-07-02
US20020033206A1 (en) 2002-03-21
JP2001506702A (ja) 2001-05-22

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