EP0875586A4 - - Google Patents

Info

Publication number
EP0875586A4
EP0875586A4 EP96941184A EP96941184A EP0875586A4 EP 0875586 A4 EP0875586 A4 EP 0875586A4 EP 96941184 A EP96941184 A EP 96941184A EP 96941184 A EP96941184 A EP 96941184A EP 0875586 A4 EP0875586 A4 EP 0875586A4
Authority
EP
European Patent Office
Prior art keywords
rolling
sheet
finish
hot
annealing
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.)
Withdrawn
Application number
EP96941184A
Other languages
English (en)
French (fr)
Other versions
EP0875586A1 (en
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
Priority claimed from JP21809696A external-priority patent/JP4191806B2/ja
Priority claimed from JP8321886A external-priority patent/JPH10102147A/ja
Application filed filed Critical
Publication of EP0875586A4 publication Critical patent/EP0875586A4/xx
Publication of EP0875586A1 publication Critical patent/EP0875586A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
    • B21B1/26—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the working steps
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the working steps
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1261—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment following hot rolling
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B15/0085—Joining ends of material to continuous strip, bar or sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B2001/228—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length skin pass rolling or temper rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2265/00—Forming parameters
    • B21B2265/20—Slip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/06—Lubricating, cooling or heating rolls
    • B21B27/10—Lubricating, cooling or heating rolls externally
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
EP96941184A 1995-12-05 1996-12-05 Process for producing non-oriented electrical steel sheet having high magnetic flux density and low iron loss Withdrawn EP0875586A1 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP31687095 1995-12-05
JP316870/95 1995-12-05
JP345044/95 1995-12-08
JP34504495 1995-12-08
JP21809696A JP4191806B2 (ja) 1995-12-08 1996-08-01 無方向性電磁鋼板の製造方法
JP218096/96 1996-08-01
JP20606496 1996-08-05
JP206064/96 1996-08-05
JP8321886A JPH10102147A (ja) 1995-12-05 1996-12-02 磁束密度が高く、鉄損の低い無方向性電磁鋼板の製造方法
JP321886/96 1996-12-02
PCT/JP1996/003570 WO1997020956A1 (en) 1995-12-05 1996-12-05 Process for producing non-oriented electrical steel sheet having high magnetic flux density and low iron loss

Publications (2)

Publication Number Publication Date
EP0875586A4 true EP0875586A4 (cs) 1998-11-04
EP0875586A1 EP0875586A1 (en) 1998-11-04

Family

ID=27529394

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96941184A Withdrawn EP0875586A1 (en) 1995-12-05 1996-12-05 Process for producing non-oriented electrical steel sheet having high magnetic flux density and low iron loss

Country Status (5)

Country Link
EP (1) EP0875586A1 (cs)
KR (1) KR19990071916A (cs)
CN (1) CN1203635A (cs)
AU (1) AU700333B2 (cs)
WO (1) WO1997020956A1 (cs)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007007423A1 (ja) 2005-07-07 2007-01-18 Sumitomo Metal Industries, Ltd. 無方向性電磁鋼板およびその製造方法
JP5974671B2 (ja) * 2011-11-09 2016-08-23 Ｊｆｅスチール株式会社 極薄電磁鋼板
CN105779728A (zh) * 2014-12-23 2016-07-20 鞍钢股份有限公司 一种无取向电工钢薄带的热轧方法
CN105779879A (zh) * 2014-12-23 2016-07-20 鞍钢股份有限公司 冷轧无取向电工钢薄带的生产方法
JP6610789B2 (ja) 2016-07-29 2019-11-27 Ｊｆｅスチール株式会社 方向性電磁鋼板用熱延鋼板、および方向性電磁鋼板の製造方法
WO2020217604A1 (ja) * 2019-04-22 2020-10-29 Ｊｆｅスチール株式会社 無方向性電磁鋼板の製造方法
CN116555532B (zh) * 2023-03-31 2024-04-09 宝镁特(上海)智能工程有限公司 一种薄规格硅钢材料的高精度退火方法
CN116713327B (zh) * 2023-07-26 2025-08-19 重庆钢铁股份有限公司 一种叠钢轧制方法、装置、电子设备及存储介质

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5476422A (en) * 1977-11-30 1979-06-19 Nippon Steel Corp Manufacture of non-oriented electrical sheet with superior magnetism by self annealing of hot rolled sheet
JPS6254023A (ja) * 1985-08-31 1987-03-09 Nippon Steel Corp 高級無方向性電磁鋼板用熱延板の製造方法
JPH01306524A (ja) * 1988-06-04 1989-12-11 Kobe Steel Ltd 磁束密度の高い無方向性電磁鋼板の製造方法
JPH0723509B2 (ja) * 1988-10-13 1995-03-15 新日本製鐵株式会社 優れた鉄損特性を有する無方向性電磁鋼板の製造方法
JP2790730B2 (ja) * 1990-12-26 1998-08-27 川崎製鉄株式会社 材質均一性に優れた高炭素鋼板の製造方法
JP3375998B2 (ja) * 1993-01-26 2003-02-10 川崎製鉄株式会社 無方向性電磁鋼板の製造方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO9720956A1 *

Also Published As

Publication number Publication date
KR19990071916A (ko) 1999-09-27
AU1436397A (en) 1997-06-27
EP0875586A1 (en) 1998-11-04
AU700333B2 (en) 1998-12-24
CN1203635A (zh) 1998-12-30
WO1997020956A1 (en) 1997-06-12

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19980703

A4 Supplementary search report drawn up and despatched
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18D Application deemed to be withdrawn

Effective date: 20000208