SK284510B6 - Spôsob výroby kremíkových oceľových pásov so smerovo orientovanými zrnami - Google Patents

Spôsob výroby kremíkových oceľových pásov so smerovo orientovanými zrnami Download PDF

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Publication number
SK284510B6
SK284510B6 SK864-99A SK86499A SK284510B6 SK 284510 B6 SK284510 B6 SK 284510B6 SK 86499 A SK86499 A SK 86499A SK 284510 B6 SK284510 B6 SK 284510B6
Authority
SK
Slovakia
Prior art keywords
ppm
temperature
strips
blocks
seconds
Prior art date
Application number
SK864-99A
Other languages
English (en)
Slovak (sk)
Other versions
SK86499A3 (en
Inventor
Stefano Fortunati
Stefano Cicale'
Giuseppe Abbruzzese
Original Assignee
Acciai Speciali Terni S.P.A.
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 S.P.A. filed Critical Acciai Speciali Terni S.P.A.
Publication of SK86499A3 publication Critical patent/SK86499A3/sk
Publication of SK284510B6 publication Critical patent/SK284510B6/sk

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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
    • C21D8/1272—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
    • 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
    • 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
    • C21D8/1244—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
    • 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
    • C21D8/1205—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
    • 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

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)
  • Soft Magnetic Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Physical Vapour Deposition (AREA)
SK864-99A 1996-12-24 1997-07-24 Spôsob výroby kremíkových oceľových pásov so smerovo orientovanými zrnami SK284510B6 (sk)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96RM000905A IT1290173B1 (it) 1996-12-24 1996-12-24 Procedimento per la produzione di lamierino di acciaio al silicio a grano orientato
PCT/EP1997/004005 WO1998028451A1 (en) 1996-12-24 1997-07-24 Process for the production of grain oriented silicon steel sheet

Publications (2)

Publication Number Publication Date
SK86499A3 SK86499A3 (en) 2000-01-18
SK284510B6 true SK284510B6 (sk) 2005-05-05

Family

ID=11404621

Family Applications (1)

Application Number Title Priority Date Filing Date
SK864-99A SK284510B6 (sk) 1996-12-24 1997-07-24 Spôsob výroby kremíkových oceľových pásov so smerovo orientovanými zrnami

Country Status (16)

Country Link
US (1) US6325866B1 (de)
EP (1) EP0950118B1 (de)
JP (1) JP2001507077A (de)
KR (1) KR100561141B1 (de)
CN (1) CN1080318C (de)
AT (1) ATE206473T1 (de)
AU (1) AU3770897A (de)
BR (1) BR9713617A (de)
CZ (1) CZ291194B6 (de)
DE (1) DE69707155T2 (de)
ES (1) ES2165078T3 (de)
IT (1) IT1290173B1 (de)
PL (1) PL182798B1 (de)
RU (1) RU2192484C2 (de)
SK (1) SK284510B6 (de)
WO (1) WO1998028451A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
IT1316029B1 (it) * 2000-12-18 2003-03-26 Acciai Speciali Terni Spa Processo per la produzione di acciaio magnetico a grano orientato.
KR100825631B1 (ko) * 2001-11-09 2008-04-25 주식회사 포스코 가공성과 내덴트성이 우수한 저탄소 고강도 냉연강판의제조방법
CN101294268B (zh) * 2007-04-24 2010-12-08 宝山钢铁股份有限公司 一种取向硅钢的渗氮方法
CN100425392C (zh) * 2007-05-14 2008-10-15 北京科技大学 高硅钢薄板的冷轧制备方法
CN102139279B (zh) * 2010-12-15 2012-07-25 北京科技大学 利用定向凝固板坯制备取向高硅钢冷轧薄板的方法
EP2679701B1 (de) * 2011-02-23 2017-07-12 Dowa Thermotech Co., Ltd. Verfahren zur Herstellung eines nitrierten Stahlelements
CN102787276B (zh) * 2012-08-30 2014-04-30 宝山钢铁股份有限公司 一种高磁感取向硅钢及其制造方法
WO2014132354A1 (ja) * 2013-02-27 2014-09-04 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
JP6354957B2 (ja) * 2015-07-08 2018-07-11 Ｊｆｅスチール株式会社 方向性電磁鋼板とその製造方法
CN106755843B (zh) * 2016-12-19 2019-07-30 宁波银亿科创新材料有限公司 一种制作取向硅钢的工艺方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5472521A (en) * 1933-10-19 1995-12-05 Nippon Steel Corporation Production method of grain oriented electrical steel sheet having excellent magnetic characteristics
JPS5032059B2 (de) * 1971-12-24 1975-10-17
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
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
US5759293A (en) * 1989-01-07 1998-06-02 Nippon Steel Corporation Decarburization-annealed steel strip as an intermediate material for grain-oriented electrical steel strip
DE69025417T3 (de) * 1989-04-04 2000-03-30 Nippon Steel Corp Verfahren zum Herstellen von kornorientierten Elektrostahlblechen mit hervorragenden magnetischen Eigenschaften
JPH0730397B2 (ja) * 1990-04-13 1995-04-05 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
JP2519615B2 (ja) * 1991-09-26 1996-07-31 新日本製鐵株式会社 磁気特性の優れた方向性電磁鋼板の製造方法
KR960010811B1 (ko) * 1992-04-16 1996-08-09 신니뽄세이데스 가부시끼가이샤 자성이 우수한 입자배향 전기 강 시트의 제조방법
US5507883A (en) * 1992-06-26 1996-04-16 Nippon Steel Corporation Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for production the same
DE4311151C1 (de) * 1993-04-05 1994-07-28 Thyssen Stahl Ag Verfahren zur Herstellung von kornorientierten Elektroblechen mit verbesserten Ummagnetisierungsverlusten
JPH06336611A (ja) * 1993-05-27 1994-12-06 Nippon Steel Corp 磁気特性の優れた一方向性電磁鋼板の製造方法
JP3240035B2 (ja) * 1994-07-22 2001-12-17 川崎製鉄株式会社 コイル全長にわたり磁気特性に優れた方向性けい素鋼板の製造方法
JP3598590B2 (ja) * 1994-12-05 2004-12-08 Ｊｆｅスチール株式会社 磁束密度が高くかつ鉄損の低い一方向性電磁鋼板
JPH08225843A (ja) * 1995-02-15 1996-09-03 Nippon Steel Corp 方向性珪素鋼板の製造方法
US5643370A (en) * 1995-05-16 1997-07-01 Armco Inc. Grain oriented electrical steel having high volume resistivity and method for producing same
US5885371A (en) * 1996-10-11 1999-03-23 Kawasaki Steel Corporation Method of producing grain-oriented magnetic steel sheet

Also Published As

Publication number Publication date
EP0950118B1 (de) 2001-10-04
JP2001507077A (ja) 2001-05-29
DE69707155D1 (de) 2001-11-08
AU3770897A (en) 1998-07-17
KR100561141B1 (ko) 2006-03-15
KR20000069694A (ko) 2000-11-25
ES2165078T3 (es) 2002-03-01
ITRM960905A0 (it) 1996-12-24
BR9713617A (pt) 2000-04-11
CN1080318C (zh) 2002-03-06
CZ291194B6 (cs) 2003-01-15
WO1998028451A1 (en) 1998-07-02
SK86499A3 (en) 2000-01-18
RU2192484C2 (ru) 2002-11-10
EP0950118A1 (de) 1999-10-20
US6325866B1 (en) 2001-12-04
CZ231199A3 (cs) 2000-07-12
CN1242058A (zh) 2000-01-19
PL182798B1 (pl) 2002-03-29
ATE206473T1 (de) 2001-10-15
PL333981A1 (en) 2000-01-31
IT1290173B1 (it) 1998-10-19
ITRM960905A1 (it) 1998-06-24
DE69707155T2 (de) 2002-06-06

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MM4A Patent lapsed due to non-payment of maintenance fees

Effective date: 20140724