IT1316026B1 - Procedimento per la fabbricazione di lamierini a grano orientato. - Google Patents

Procedimento per la fabbricazione di lamierini a grano orientato.

Info

Publication number
IT1316026B1
IT1316026B1 IT2000RM000672A ITRM20000672A IT1316026B1 IT 1316026 B1 IT1316026 B1 IT 1316026B1 IT 2000RM000672 A IT2000RM000672 A IT 2000RM000672A IT RM20000672 A ITRM20000672 A IT RM20000672A IT 1316026 B1 IT1316026 B1 IT 1316026B1
Authority
IT
Italy
Prior art keywords
sup
strip
ppm
oriented grain
reduction ratio
Prior art date
Application number
IT2000RM000672A
Other languages
English (en)
Inventor
Stefano Fortunati
Stefano Cicale
Claudia Rocchi
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 ITRM20000672A0 publication Critical patent/ITRM20000672A0/it
Priority to IT2000RM000672A priority Critical patent/IT1316026B1/it
Priority to ES01991857T priority patent/ES2241895T3/es
Priority to AU2002231713A priority patent/AU2002231713A1/en
Priority to RU2003122339/02A priority patent/RU2285730C2/ru
Priority to EP01991857A priority patent/EP1356127B9/en
Priority to AT01991857T priority patent/ATE294877T1/de
Priority to CZ20031687A priority patent/CZ20031687A3/cs
Priority to DE60110643T priority patent/DE60110643T2/de
Priority to PL362277A priority patent/PL199162B1/pl
Priority to PCT/EP2001/014879 priority patent/WO2002050314A2/en
Priority to SK757-2003A priority patent/SK286629B6/sk
Priority to US10/450,968 priority patent/US6893510B2/en
Priority to CNB018208371A priority patent/CN1242077C/zh
Priority to KR1020037008095A priority patent/KR100830280B1/ko
Priority to BRPI0116245-4A priority patent/BR0116245B1/pt
Priority to JP2002551193A priority patent/JP2004516381A/ja
Publication of ITRM20000672A1 publication Critical patent/ITRM20000672A1/it
Application granted granted Critical
Publication of IT1316026B1 publication Critical patent/IT1316026B1/it

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
    • 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
    • C21D8/1205—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
    • 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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/004—Dispersions; Precipitations
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0431—Warm 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0436—Cold rolling

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)
  • Polishing Bodies And Polishing Tools (AREA)
  • Seasonings (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Noodles (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT2000RM000672A 2000-12-18 2000-12-18 Procedimento per la fabbricazione di lamierini a grano orientato. IT1316026B1 (it)

Priority Applications (16)

Application Number Priority Date Filing Date Title
IT2000RM000672A IT1316026B1 (it) 2000-12-18 2000-12-18 Procedimento per la fabbricazione di lamierini a grano orientato.
PL362277A PL199162B1 (pl) 2000-12-18 2001-12-17 Sposób wytwarzania teksturowanych taśm ze stali elektrotechnicznej
SK757-2003A SK286629B6 (sk) 2000-12-18 2001-12-17 Spôsob výroby elektrických oceľových pásov s orientovanou zrnitosťou
RU2003122339/02A RU2285730C2 (ru) 2000-12-18 2001-12-17 Способ производства полос из электротехнической стали с ориентированными зернами
EP01991857A EP1356127B9 (en) 2000-12-18 2001-12-17 Process for the production of grain oriented electrical steel strips
AT01991857T ATE294877T1 (de) 2000-12-18 2001-12-17 Verfahren zur herstellung von kornorientierten elektrostahlbändern
CZ20031687A CZ20031687A3 (cs) 2000-12-18 2001-12-17 Způsob výroby pásů z elektrotechnické oceli s orientovanými zrny
DE60110643T DE60110643T2 (de) 2000-12-18 2001-12-17 Verfahren zur herstellung von kornorientierten elektrostahlbändern
ES01991857T ES2241895T3 (es) 2000-12-18 2001-12-17 Metodo de produccion de bandas de acero magneticas con granos orientados.
PCT/EP2001/014879 WO2002050314A2 (en) 2000-12-18 2001-12-17 Process for the production of grain oriented electrical steel strips
AU2002231713A AU2002231713A1 (en) 2000-12-18 2001-12-17 Process for the production of grain oriented electrical steel strips
US10/450,968 US6893510B2 (en) 2000-12-18 2001-12-17 Process for the production of grain oriented electrical steel strips
CNB018208371A CN1242077C (zh) 2000-12-18 2001-12-17 用于生产晶粒定向电工钢带的工艺
KR1020037008095A KR100830280B1 (ko) 2000-12-18 2001-12-17 방향성 전기 강판 스트립의 제조 방법
BRPI0116245-4A BR0116245B1 (pt) 2000-12-18 2001-12-17 processo para produção de aço elétrico de grão orientado.
JP2002551193A JP2004516381A (ja) 2000-12-18 2001-12-17 結晶粒の配向した電気鋼帯の生産工程

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000RM000672A IT1316026B1 (it) 2000-12-18 2000-12-18 Procedimento per la fabbricazione di lamierini a grano orientato.

Publications (3)

Publication Number Publication Date
ITRM20000672A0 ITRM20000672A0 (it) 2000-12-18
ITRM20000672A1 ITRM20000672A1 (it) 2002-06-18
IT1316026B1 true IT1316026B1 (it) 2003-03-26

Family

ID=11455060

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000RM000672A IT1316026B1 (it) 2000-12-18 2000-12-18 Procedimento per la fabbricazione di lamierini a grano orientato.

Country Status (16)

Country Link
US (1) US6893510B2 (it)
EP (1) EP1356127B9 (it)
JP (1) JP2004516381A (it)
KR (1) KR100830280B1 (it)
CN (1) CN1242077C (it)
AT (1) ATE294877T1 (it)
AU (1) AU2002231713A1 (it)
BR (1) BR0116245B1 (it)
CZ (1) CZ20031687A3 (it)
DE (1) DE60110643T2 (it)
ES (1) ES2241895T3 (it)
IT (1) IT1316026B1 (it)
PL (1) PL199162B1 (it)
RU (1) RU2285730C2 (it)
SK (1) SK286629B6 (it)
WO (1) WO2002050314A2 (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1316029B1 (it) * 2000-12-18 2003-03-26 Acciai Speciali Terni Spa Processo per la produzione di acciaio magnetico a grano orientato.
DE102005052774A1 (de) * 2004-12-21 2006-06-29 Salzgitter Flachstahl Gmbh Verfahren zum Erzeugen von Warmbändern aus Leichtbaustahl
US7736444B1 (en) * 2006-04-19 2010-06-15 Silicon Steel Technology, Inc. Method and system for manufacturing electrical silicon steel
KR100817168B1 (ko) * 2006-12-27 2008-03-27 주식회사 포스코 자성이 우수한 방향성 전기강판의 제조방법
KR100797997B1 (ko) * 2006-12-27 2008-01-28 주식회사 포스코 자성과 생산성이 우수한 방향성 전기강판의 제조방법
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.
CN102257173B (zh) * 2008-12-16 2013-12-04 新日铁住金株式会社 方向性电磁钢板及其制造方法
JP4735766B2 (ja) * 2009-07-31 2011-07-27 Ｊｆｅスチール株式会社 方向性電磁鋼板
US8876990B2 (en) * 2009-08-20 2014-11-04 Massachusetts Institute Of Technology Thermo-mechanical process to enhance the quality of grain boundary networks
JP4840518B2 (ja) * 2010-02-24 2011-12-21 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
DE102011107304A1 (de) * 2011-07-06 2013-01-10 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrostahlflachprodukts
DE102011054004A1 (de) * 2011-09-28 2013-03-28 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrobands oder -blechs
CN102517592A (zh) * 2011-12-13 2012-06-27 武汉钢铁(集团)公司 一种高磁感取向硅钢带渗氮处理方法
KR101625540B1 (ko) * 2012-07-26 2016-05-30 제이에프이 스틸 가부시키가이샤 방향성 전자 강판의 제조 방법
JP5983776B2 (ja) * 2012-12-28 2016-09-06 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
KR101633255B1 (ko) 2014-12-18 2016-07-08 주식회사 포스코 방향성 전기강판 및 그 제조방법
CN107630133B (zh) * 2016-07-18 2019-06-28 鞍钢股份有限公司 一种变频特性优良的高牌号电工钢产品的生产方法
KR101947026B1 (ko) * 2016-12-22 2019-02-12 주식회사 포스코 방향성 전기강판 및 이의 제조방법
KR102012319B1 (ko) 2017-12-26 2019-08-20 주식회사 포스코 방향성 전기강판 및 그 제조방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68916980T2 (de) * 1988-02-03 1994-11-17 Nippon Steel Corp Verfahren zum Herstellen kornorientierter Elektrostahlbleche mit hoher Flussdichte.
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
IT1230313B (it) * 1989-07-07 1991-10-18 Somova Spa Inalatore per medicamenti in capsule.
IT1290977B1 (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
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
DE69923102T3 (de) * 1998-03-30 2015-10-15 Nippon Steel & Sumitomo Metal Corporation Verfahren zur Herstellung eines kornorientierten Elektrobleches mit ausgezeichneten magnetischen Eigenschaften
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

Also Published As

Publication number Publication date
CZ20031687A3 (cs) 2004-02-18
SK286629B6 (sk) 2009-02-05
BR0116245A (pt) 2004-01-13
RU2285730C2 (ru) 2006-10-20
KR100830280B1 (ko) 2008-05-16
ITRM20000672A0 (it) 2000-12-18
CN1242077C (zh) 2006-02-15
US20040069377A1 (en) 2004-04-15
WO2002050314A3 (en) 2002-08-22
RU2003122339A (ru) 2005-01-10
ITRM20000672A1 (it) 2002-06-18
PL362277A1 (en) 2004-10-18
US6893510B2 (en) 2005-05-17
SK7572003A3 (en) 2003-10-07
DE60110643T2 (de) 2006-02-02
ES2241895T3 (es) 2005-11-01
PL199162B1 (pl) 2008-08-29
EP1356127A2 (en) 2003-10-29
DE60110643D1 (de) 2005-06-09
EP1356127B9 (en) 2006-01-11
EP1356127B1 (en) 2005-05-04
BR0116245B1 (pt) 2010-06-01
ATE294877T1 (de) 2005-05-15
CN1481444A (zh) 2004-03-10
AU2002231713A1 (en) 2002-07-01
WO2002050314A2 (en) 2002-06-27
KR20030076991A (ko) 2003-09-29
JP2004516381A (ja) 2004-06-03

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