DE60108980D1 - Verfahren zum herstellen von kornorientiertem elektrostahl - Google Patents

Verfahren zum herstellen von kornorientiertem elektrostahl

Info

Publication number
DE60108980D1
DE60108980D1 DE60108980T DE60108980T DE60108980D1 DE 60108980 D1 DE60108980 D1 DE 60108980D1 DE 60108980 T DE60108980 T DE 60108980T DE 60108980 T DE60108980 T DE 60108980T DE 60108980 D1 DE60108980 D1 DE 60108980D1
Authority
DE
Germany
Prior art keywords
sulphides
nitrides
strip
temperature
cornorated
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
DE60108980T
Other languages
English (en)
Other versions
DE60108980T2 (de
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
ThyssenKrupp 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 ThyssenKrupp Acciai Speciali Terni SpA filed Critical ThyssenKrupp Acciai Speciali Terni SpA
Application granted granted Critical
Publication of DE60108980D1 publication Critical patent/DE60108980D1/de
Publication of DE60108980T2 publication Critical patent/DE60108980T2/de
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
    • 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
    • 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
    • C21D8/1205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular fabrication or treatment of ingot or slab
    • C21D8/1211—Rapid solidification; Thin strip casting
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • 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
    • C21D8/1255—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Cereal-Derived Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Continuous Casting (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
DE60108980T 2000-12-18 2001-12-17 Verfahren zum herstellen von kornorientiertem elektrostahl Expired - Lifetime DE60108980T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT2000RM000676A IT1316029B1 (it) 2000-12-18 2000-12-18 Processo per la produzione di acciaio magnetico a grano orientato.
ITRM20000676 2000-12-18
PCT/EP2001/014880 WO2002050318A1 (en) 2000-12-18 2001-12-17 Process for the production of grain oriented electrical steel

Publications (2)

Publication Number Publication Date
DE60108980D1 true DE60108980D1 (de) 2005-03-24
DE60108980T2 DE60108980T2 (de) 2006-04-06

Family

ID=11455064

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60108980T Expired - Lifetime DE60108980T2 (de) 2000-12-18 2001-12-17 Verfahren zum herstellen von kornorientiertem elektrostahl

Country Status (16)

Country Link
US (1) US7198682B2 (de)
EP (1) EP1346068B1 (de)
JP (1) JP2004516382A (de)
KR (1) KR100821808B1 (de)
CN (1) CN100400680C (de)
AT (1) ATE289360T1 (de)
AU (1) AU2002217123A1 (de)
BR (1) BR0116246B1 (de)
CZ (1) CZ20031686A3 (de)
DE (1) DE60108980T2 (de)
ES (1) ES2238387T3 (de)
IT (1) IT1316029B1 (de)
PL (1) PL198637B1 (de)
RU (1) RU2285731C2 (de)
SK (1) SK286438B6 (de)
WO (1) WO2002050318A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2008247366B2 (en) * 2007-05-06 2013-05-02 Nucor Corporation A thin cast strip product with microalloy additions, and method for making the same
IT1396714B1 (it) 2008-11-18 2012-12-14 Ct Sviluppo Materiali Spa Procedimento per la produzione di lamierino magnetico a grano orientato a partire da bramma sottile.
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
ITRM20110528A1 (it) * 2011-10-05 2013-04-06 Ct Sviluppo Materiali Spa Procedimento per la produzione di lamierino magnetico a grano orientato con alto grado di riduzione a freddo.
DE102012002642B4 (de) 2012-02-08 2013-08-14 Salzgitter Flachstahl Gmbh Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu
JP5942886B2 (ja) * 2013-02-18 2016-06-29 Ｊｆｅスチール株式会社 方向性電磁鋼板の窒化処理設備および窒化処理方法
CN104995327B (zh) * 2013-02-18 2018-04-03 杰富意钢铁株式会社 方向性电磁钢板的氮化处理方法及氮化处理装置
KR101642281B1 (ko) * 2014-11-27 2016-07-25 주식회사 포스코 방향성 전기강판 및 이의 제조방법
RU2715586C1 (ru) 2016-07-29 2020-03-02 Зальцгиттер Флахшталь Гмбх Стальная полоса для производства неориентированной электротехнической стали и способ изготовления такой стальной полосы
KR102044321B1 (ko) * 2017-12-26 2019-11-13 주식회사 포스코 방향성 전기강판 및 그의 제조방법
JP7460903B2 (ja) 2020-06-11 2024-04-03 日本製鉄株式会社 特殊鋼板の製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049204A (en) * 1989-03-30 1991-09-17 Nippon Steel Corporation Process for producing a grain-oriented electrical steel sheet by means of rapid quench-solidification process
JPH0753885B2 (ja) * 1989-04-17 1995-06-07 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
JPH0753886B2 (ja) 1989-05-13 1995-06-07 新日本製鐵株式会社 鉄損の優れた薄手高磁束密度一方向性電磁鋼板の製造方法
FR2683229B1 (fr) 1991-10-31 1994-02-18 Ugine Sa Procede d'elaboration d'une bande d'acier magnetique par coulee directe.
FR2731713B1 (fr) * 1995-03-14 1997-04-11 Ugine Sa Procede de fabrication d'une tole d'acier electrique a grains orientes pour la realisation notamment de circuits magnetiques de transformateurs
IT1284268B1 (it) * 1996-08-30 1998-05-14 Acciai Speciali Terni Spa Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche, a partire da
IT1285153B1 (it) * 1996-09-05 1998-06-03 Acciai Speciali Terni Spa Procedimento per la produzione di lamierino magnetico a grano orientato, a partire da bramma sottile.
IT1290173B1 (it) 1996-12-24 1998-10-19 Acciai Speciali Terni Spa Procedimento per la produzione di lamierino di acciaio al silicio a grano orientato
AU2698897A (en) 1997-04-16 1998-11-11 Acciai Speciali Terni S.P.A. New process for the production of grain oriented electrical steel from thin slabs
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
KR100293140B1 (ko) * 1998-03-11 2001-06-15 아사무라 타카싯 일방향성 전자강판 및 그 제조방법
US6309473B1 (en) * 1998-10-09 2001-10-30 Kawasaki Steel Corporation Method of making grain-oriented magnetic steel sheet having low iron loss
KR100658408B1 (ko) 1998-10-27 2006-12-15 제이에프이 스틸 가부시키가이샤 가공성과 자기특성이 양호한 전자강판 및 그 제조방법
IT1316026B1 (it) * 2000-12-18 2003-03-26 Acciai Speciali Terni Spa Procedimento per la fabbricazione di lamierini a grano orientato.
AU2002326892B2 (en) * 2001-09-13 2007-06-21 Ak Steel Properties, Inc. Method of continuously casting electrical steel strip with controlled spray cooling

Also Published As

Publication number Publication date
EP1346068B1 (de) 2005-02-16
BR0116246A (pt) 2004-01-13
WO2002050318A1 (en) 2002-06-27
RU2003122340A (ru) 2005-01-10
CN100400680C (zh) 2008-07-09
IT1316029B1 (it) 2003-03-26
CN1481446A (zh) 2004-03-10
KR20030076992A (ko) 2003-09-29
PL198637B1 (pl) 2008-07-31
ITRM20000676A0 (it) 2000-12-18
DE60108980T2 (de) 2006-04-06
RU2285731C2 (ru) 2006-10-20
ATE289360T1 (de) 2005-03-15
ES2238387T3 (es) 2005-09-01
ITRM20000676A1 (it) 2002-06-18
US7198682B2 (en) 2007-04-03
KR100821808B1 (ko) 2008-04-11
EP1346068A1 (de) 2003-09-24
PL363453A1 (en) 2004-11-15
US20040099342A1 (en) 2004-05-27
AU2002217123A1 (en) 2002-07-01
CZ20031686A3 (cs) 2004-02-18
SK286438B6 (sk) 2008-10-07
SK7582003A3 (en) 2003-10-07
BR0116246B1 (pt) 2009-08-11
JP2004516382A (ja) 2004-06-03

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