EP3533896A4 - Grain-oriented electrical steel sheet and method for manufacturing same - Google Patents

Grain-oriented electrical steel sheet and method for manufacturing same Download PDF

Info

Publication number: EP3533896A4
Authority: EP; European Patent Office
Prior art keywords: grain; steel sheet; electrical steel; oriented electrical; manufacturing same
Prior art date: 2016-10-26
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

EP17866141.9A

Other languages

German (de)

French (fr)

Other versions

EP3533896A1 (en

EP3533896B1 (en

Inventor

Chang Soo Park

Kyu-Seok Han

Hyung Don Joo

Jin-Wook Seo

Woo-Sin KIM

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.)

Posco Holdings Inc

Original Assignee

Posco 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.)

2016-10-26

Filing date

2017-10-25

Publication date

2019-10-16

2017-10-25 Application filed by Posco Co Ltd filed Critical Posco Co Ltd

2019-09-04 Publication of EP3533896A1 publication Critical patent/EP3533896A1/en

2019-10-16 Publication of EP3533896A4 publication Critical patent/EP3533896A4/en

2021-03-31 Application granted granted Critical

2021-03-31 Publication of EP3533896B1 publication Critical patent/EP3533896B1/en

Status Active legal-status Critical Current

2037-10-25 Anticipated expiration legal-status Critical

Links

229910001224 Grain-oriented electrical steel Inorganic materials 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
- 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
- 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
- C21D6/005—Heat treatment of ferrous alloys containing Mn
- 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
- C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of 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
- 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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—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
- C21D8/02—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
- 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
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
- 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
- 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
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
- 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
- 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
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
- H01F1/14775—Fe-Si based alloys in the form of sheets

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Electromagnetism (AREA)
Manufacturing & Machinery (AREA)
Dispersion Chemistry (AREA)
Power Engineering (AREA)
Manufacturing Of Steel Electrode Plates (AREA)
Soft Magnetic Materials (AREA)

EP17866141.9A 2016-10-26 2017-10-25 Grain-oriented electrical steel sheet and method for manufacturing same Active EP3533896B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1020160139937A KR101884428B1 (en)	2016-10-26	2016-10-26	Grain oriented electrical steel sheet and method for manufacturing the same
PCT/KR2017/011849 WO2018080167A1 (en)	2016-10-26	2017-10-25	Grain-oriented electrical steel sheet and method for manufacturing same

Publications (3)

Publication Number	Publication Date
EP3533896A1 EP3533896A1 (en)	2019-09-04
EP3533896A4 true EP3533896A4 (en)	2019-10-16
EP3533896B1 EP3533896B1 (en)	2021-03-31

Family

ID=62023776

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17866141.9A Active EP3533896B1 (en)	2016-10-26	2017-10-25	Grain-oriented electrical steel sheet and method for manufacturing same

Country Status (6)

Country	Link
US (1)	US20190309387A1 (en)
EP (1)	EP3533896B1 (en)
JP (1)	JP6808830B2 (en)
KR (1)	KR101884428B1 (en)
CN (1)	CN109906284B (en)
WO (1)	WO2018080167A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR102176348B1 (en) *	2018-11-30	2020-11-09	주식회사 포스코	Grain oriented electrical steel sheet and manufacturing method of the same
KR102305718B1 (en) *	2019-12-18	2021-09-27	주식회사 포스코	Grain oriented electrical steel sheet and method of manufacturing the same
KR102271299B1 (en) *	2019-12-19	2021-06-29	주식회사 포스코	Double oriented electrical steel sheet method for manufacturing the same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0915179A2 (en) *	1997-11-04	1999-05-12	Kawasaki Steel Corporation	Steel sheet having excellent high-frequency magnetic properties and method of producing the same
DE20316160U1 (en) *	2003-10-22	2004-01-15	Turevsky, Boris	Steel alloy used in metallurgy contains alloying additions of silicon, manganese, chromium, aluminum, vanadium, calcium, boron, titanium and barium
EP1580289A1 (en) *	2002-12-05	2005-09-28	JFE Steel Corporation	Non-oriented magnetic steel sheet and method for production thereof
EP1840906A1 (en) *	2004-12-17	2007-10-03	Hitachi Metals, Ltd.	Magnetic core for current transformer, current transformer and watthour meter
EP1889927A1 (en) *	2005-05-23	2008-02-20	Nippon Steel Corporation	Grain oriented electromagnetic steel sheet having excellent film adhesion and process for producing the same
WO2016098917A1 (en) *	2014-12-15	2016-06-23	주식회사 포스코	Grain-oriented electrical steel sheet and manufacturing method therefor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4352691B2 (en) *	2002-12-05	2009-10-28	Ｊｆｅスチール株式会社	Age-hardening non-oriented electrical steel sheet excellent in punchability and iron loss, method for producing the same, and method for producing a rotor using the same
JP2005264280A (en) *	2004-03-22	2005-09-29	Jfe Steel Kk	Grain-oriented electromagnetic steel sheet having superior stamping property and peeling resistance of coating, and manufacturing method therefor
JP4962516B2 (en) *	2009-03-27	2012-06-27	Ｊｆｅスチール株式会社	Method for producing grain-oriented electrical steel sheet
CN102002567B (en) *	2010-12-15	2012-07-11	北京科技大学	Production method of oriented high-silicon-steel thin plates
KR101482354B1 (en) *	2012-12-27	2015-01-13	주식회사 포스코	Grain-oriented electrical steel having excellent magnetic properties
KR20150073551A (en) *	2013-12-23	2015-07-01	주식회사 포스코	Oriented electrical steel sheets and method for manufacturing the same
KR20150073511A (en) *	2013-12-23	2015-07-01	김종암	Warmth keeping cover for chima-part and the vinyl house using the same
KR20150074925A (en) *	2013-12-24	2015-07-02	주식회사 포스코	Non-oriented electrical steel sheets and method for manufacturing the same
JP6344263B2 (en) *	2015-02-25	2018-06-20	Ｊｆｅスチール株式会社	Method for producing grain-oriented electrical steel sheet
CN104928452B (en) *	2015-05-15	2018-03-20	武汉钢铁有限公司	A kind of coating that can prevent orientation silicon steel secondary recrystallization annealing side from splitting

2016
- 2016-10-26 KR KR1020160139937A patent/KR101884428B1/en active IP Right Grant
2017
- 2017-10-25 CN CN201780066820.2A patent/CN109906284B/en active Active
- 2017-10-25 JP JP2019522885A patent/JP6808830B2/en active Active
- 2017-10-25 US US16/345,488 patent/US20190309387A1/en not_active Abandoned
- 2017-10-25 EP EP17866141.9A patent/EP3533896B1/en active Active
- 2017-10-25 WO PCT/KR2017/011849 patent/WO2018080167A1/en unknown

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0915179A2 (en) *	1997-11-04	1999-05-12	Kawasaki Steel Corporation	Steel sheet having excellent high-frequency magnetic properties and method of producing the same
EP1580289A1 (en) *	2002-12-05	2005-09-28	JFE Steel Corporation	Non-oriented magnetic steel sheet and method for production thereof
DE20316160U1 (en) *	2003-10-22	2004-01-15	Turevsky, Boris	Steel alloy used in metallurgy contains alloying additions of silicon, manganese, chromium, aluminum, vanadium, calcium, boron, titanium and barium
EP1840906A1 (en) *	2004-12-17	2007-10-03	Hitachi Metals, Ltd.	Magnetic core for current transformer, current transformer and watthour meter
EP1889927A1 (en) *	2005-05-23	2008-02-20	Nippon Steel Corporation	Grain oriented electromagnetic steel sheet having excellent film adhesion and process for producing the same
WO2016098917A1 (en) *	2014-12-15	2016-06-23	주식회사 포스코	Grain-oriented electrical steel sheet and manufacturing method therefor

Also Published As

Publication number	Publication date
WO2018080167A1 (en)	2018-05-03
EP3533896A1 (en)	2019-09-04
CN109906284B (en)	2021-10-15
US20190309387A1 (en)	2019-10-10
JP6808830B2 (en)	2021-01-06
EP3533896B1 (en)	2021-03-31
KR20180045504A (en)	2018-05-04
CN109906284A (en)	2019-06-18
JP2020509153A (en)	2020-03-26
KR101884428B1 (en)	2018-08-01

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