EP2623621A4 - Production method of grain-oriented silicon steel with high magnetic flux density - Google Patents

Production method of grain-oriented silicon steel with high magnetic flux density Download PDF

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Publication number
EP2623621A4
EP2623621A4 EP11827950.4A EP11827950A EP2623621A4 EP 2623621 A4 EP2623621 A4 EP 2623621A4 EP 11827950 A EP11827950 A EP 11827950A EP 2623621 A4 EP2623621 A4 EP 2623621A4
Authority
EP
European Patent Office
Prior art keywords
grain
magnetic flux
production method
flux density
silicon steel
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.)
Granted
Application number
EP11827950.4A
Other languages
German (de)
French (fr)
Other versions
EP2623621A1 (en
EP2623621B1 (en
Inventor
Qi Xu
Kanyi Shen
Guobao Li
Weizhong Jin
Bingzhong Jin
Dejun Su
Renbiao Zhang
Hai Liu
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.)
Baoshan Iron and Steel Co Ltd
Original Assignee
Baoshan Iron and Steel Co Ltd
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 Baoshan Iron and Steel Co Ltd filed Critical Baoshan Iron and Steel Co Ltd
Publication of EP2623621A1 publication Critical patent/EP2623621A1/en
Publication of EP2623621A4 publication Critical patent/EP2623621A4/en
Application granted granted Critical
Publication of EP2623621B1 publication Critical patent/EP2623621B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
    • C21D8/0284—Application of a separating or insulating coating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • 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
    • C21D1/26—Methods of 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment 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
    • 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
    • C21D8/1216—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
    • 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
    • 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
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets

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)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
EP11827950.4A 2010-09-30 2011-04-14 Production method of grain-oriented silicon steel with high magnetic flux density Active EP2623621B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010102989547A CN102443736B (en) 2010-09-30 2010-09-30 Method for producing high magnetic flux-density oriented silicon steel product
PCT/CN2011/072768 WO2012041054A1 (en) 2010-09-30 2011-04-14 Production method of grain-oriented silicon steel with high magnetic flux density

Publications (3)

Publication Number Publication Date
EP2623621A1 EP2623621A1 (en) 2013-08-07
EP2623621A4 true EP2623621A4 (en) 2017-12-06
EP2623621B1 EP2623621B1 (en) 2019-03-13

Family

ID=45891877

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11827950.4A Active EP2623621B1 (en) 2010-09-30 2011-04-14 Production method of grain-oriented silicon steel with high magnetic flux density

Country Status (8)

Country Link
US (1) US20130233450A1 (en)
EP (1) EP2623621B1 (en)
JP (1) JP5864587B2 (en)
KR (1) KR101451824B1 (en)
CN (1) CN102443736B (en)
MX (1) MX350000B (en)
RU (1) RU2552562C2 (en)
WO (1) WO2012041054A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103695619B (en) * 2012-09-27 2016-02-24 宝山钢铁股份有限公司 A kind of manufacture method of high magnetic strength common orientation silicon steel
CN104726761A (en) * 2013-12-23 2015-06-24 鞍钢股份有限公司 Production method of low-cost high-magnetic-induction oriented silicon steel
CN104726670B (en) * 2013-12-23 2017-07-21 鞍钢股份有限公司 Method for preparing high-magnetic-induction oriented silicon steel from short-process medium and thin slabs
CN103898409B (en) * 2014-04-26 2016-08-17 河北联合大学 Reduce inhibitor and the preparation method of directional silicon steel slab heating-up temperature
CN104120233A (en) * 2014-07-02 2014-10-29 东北大学 Method of rolling to prepare oriented high-silicon steel plate
JP6260513B2 (en) * 2014-10-30 2018-01-17 Ｊｆｅスチール株式会社 Method for producing grain-oriented electrical steel sheet
KR101700125B1 (en) * 2015-12-23 2017-01-26 주식회사 포스코 Oriented electrical steel sheet and method for manufacturing the same
CN107881411B (en) 2016-09-29 2019-12-31 宝山钢铁股份有限公司 Low-iron-loss oriented silicon steel product for low-noise transformer and manufacturing method thereof
CN109306198A (en) * 2018-08-22 2019-02-05 武汉钢铁有限公司 For improving the masking liquid and preparation method thereof of high magnetic induction grain-oriented silicon steel magnesium silicate bottom layer quality
CN110055393B (en) * 2019-04-28 2021-01-12 首钢智新迁安电磁材料有限公司 Production method of thin-specification low-temperature high-magnetic-induction oriented silicon steel strip
CN110218853B (en) * 2019-06-26 2020-11-24 武汉钢铁有限公司 Process method for preparing low-temperature high-magnetic-induction oriented silicon steel
CN112391512B (en) * 2019-08-13 2022-03-18 宝山钢铁股份有限公司 High magnetic induction oriented silicon steel and manufacturing method thereof
CN111020140A (en) * 2019-12-17 2020-04-17 无锡晶龙华特电工有限公司 Magnesium oxide annealing separant for oriented silicon steel with excellent magnetism and coating process thereof
EP4308737A1 (en) * 2021-11-16 2024-01-24 Maris Kesners Steel surface decarburizing method for finishing the surface of steel parts with smoothing
EP4273280A1 (en) 2022-05-04 2023-11-08 Thyssenkrupp Electrical Steel Gmbh Method for producing a grain-oriented electrical steel strip and grain-oriented electrical steel strip
CN117363963A (en) * 2022-06-30 2024-01-09 宝山钢铁股份有限公司 Oriented silicon steel and manufacturing method thereof
CN115449741B (en) * 2022-09-20 2023-11-24 武汉钢铁有限公司 High-magnetic induction oriented silicon steel produced based on sheet billet continuous casting and rolling and method
CN115505694B (en) * 2022-09-23 2024-06-28 无锡普天铁心股份有限公司 Low-temperature ultrahigh-magnetic-induction oriented silicon steel and manufacturing method thereof
CN116004970B (en) * 2023-01-04 2023-09-22 安庆新普电气设备有限公司 Method for improving high-temperature annealing temperature uniformity of oriented silicon steel

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US4010050A (en) * 1975-09-08 1977-03-01 Allegheny Ludlum Industries, Inc. Processing for aluminum nitride inhibited oriented silicon steel
US4171994A (en) * 1975-02-13 1979-10-23 Allegheny Ludlum Industries, Inc. Use of nitrogen-bearing base coatings in the manufacture of high permeability silicon steel
JP2000119752A (en) * 1998-10-19 2000-04-25 Kawasaki Steel Corp Production of grain oriented silicon steel sheet
JP2000129355A (en) * 1998-10-29 2000-05-09 Kawasaki Steel Corp Production of grain oriented silicon steel sheet
JP2000144249A (en) * 1998-11-10 2000-05-26 Kawasaki Steel Corp Production of grain oriented silicon steel sheet excellent in coating film characteristic and magnetic property
JP2004339603A (en) * 2003-04-25 2004-12-02 Jfe Steel Kk High-strength non-oriented electromagnetic steel sheet superior in high-frequency magnetic property, and manufacturing method therefor
CN101069943A (en) * 2006-05-12 2007-11-14 武汉分享科工贸有限公司 Method for making orientation-free cold-rolled electric steel-board
EP1992708A1 (en) * 2006-03-07 2008-11-19 Nippon Steel Corporation Process for producing grain-oriented magnetic steel sheet with excellent magnetic property
CN101333620A (en) * 2007-06-25 2008-12-31 宝山钢铁股份有限公司 High grade non- oriented silicon steel and method for manufacturing same

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CN101748257B (en) * 2008-12-12 2011-09-28 鞍钢股份有限公司 Production method of oriented silicon steel
CN101768697B (en) * 2008-12-31 2012-09-19 宝山钢铁股份有限公司 Method for manufacturing oriented silicon steel with one-step cold rolling method
CN101845582B (en) * 2009-03-26 2011-09-21 宝山钢铁股份有限公司 Production method of high magnetic induction oriented silicon steel

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4171994A (en) * 1975-02-13 1979-10-23 Allegheny Ludlum Industries, Inc. Use of nitrogen-bearing base coatings in the manufacture of high permeability silicon steel
US4010050A (en) * 1975-09-08 1977-03-01 Allegheny Ludlum Industries, Inc. Processing for aluminum nitride inhibited oriented silicon steel
JP2000119752A (en) * 1998-10-19 2000-04-25 Kawasaki Steel Corp Production of grain oriented silicon steel sheet
JP2000129355A (en) * 1998-10-29 2000-05-09 Kawasaki Steel Corp Production of grain oriented silicon steel sheet
JP2000144249A (en) * 1998-11-10 2000-05-26 Kawasaki Steel Corp Production of grain oriented silicon steel sheet excellent in coating film characteristic and magnetic property
JP2004339603A (en) * 2003-04-25 2004-12-02 Jfe Steel Kk High-strength non-oriented electromagnetic steel sheet superior in high-frequency magnetic property, and manufacturing method therefor
EP1992708A1 (en) * 2006-03-07 2008-11-19 Nippon Steel Corporation Process for producing grain-oriented magnetic steel sheet with excellent magnetic property
CN101069943A (en) * 2006-05-12 2007-11-14 武汉分享科工贸有限公司 Method for making orientation-free cold-rolled electric steel-board
CN101333620A (en) * 2007-06-25 2008-12-31 宝山钢铁股份有限公司 High grade non- oriented silicon steel and method for manufacturing same

Non-Patent Citations (1)

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Title
See also references of WO2012041054A1 *

Also Published As

Publication number Publication date
RU2552562C2 (en) 2015-06-10
KR101451824B1 (en) 2014-10-16
WO2012041054A1 (en) 2012-04-05
KR20130049823A (en) 2013-05-14
RU2013114861A (en) 2014-11-10
CN102443736B (en) 2013-09-04
MX2013003367A (en) 2013-05-22
MX350000B (en) 2017-08-23
EP2623621A1 (en) 2013-08-07
JP2013545885A (en) 2013-12-26
US20130233450A1 (en) 2013-09-12
CN102443736A (en) 2012-05-09
EP2623621B1 (en) 2019-03-13
JP5864587B2 (en) 2016-02-17

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