EP3395958A4 - Apparatus and method for steel sheet thermal treatment - Google Patents

Apparatus and method for steel sheet thermal treatment Download PDF

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Publication number
EP3395958A4
EP3395958A4 EP16879246.3A EP16879246A EP3395958A4 EP 3395958 A4 EP3395958 A4 EP 3395958A4 EP 16879246 A EP16879246 A EP 16879246A EP 3395958 A4 EP3395958 A4 EP 3395958A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
thermal treatment
sheet thermal
treatment
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.)
Withdrawn
Application number
EP16879246.3A
Other languages
German (de)
French (fr)
Other versions
EP3395958A1 (en
Inventor
Yeong Seob Kueon
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.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3395958A4 publication Critical patent/EP3395958A4/en
Publication of EP3395958A1 publication Critical patent/EP3395958A1/en
Withdrawn legal-status Critical Current

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • 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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • 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
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips 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
    • C21D8/0242—Flattening; Dressing; Flexing
    • 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
    • C21D8/0252—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment with application of tension
    • 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
    • C21D8/0294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a localised treatment
    • 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
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/562—Details
    • C21D9/563—Rolls; Drums; Roll arrangements
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/562—Details
    • C21D9/564—Tension control
EP16879246.3A 2015-12-23 2016-12-13 Apparatus and method for steel sheet thermal treatment Withdrawn EP3395958A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150184629A KR101758517B1 (en) 2015-12-23 2015-12-23 Heat treatment apparatus and method for steel strip
PCT/KR2016/014589 WO2017111379A1 (en) 2015-12-23 2016-12-13 Apparatus and method for steel sheet thermal treatment

Publications (2)

Publication Number Publication Date
EP3395958A4 true EP3395958A4 (en) 2018-10-31
EP3395958A1 EP3395958A1 (en) 2018-10-31

Family

ID=59090805

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16879246.3A Withdrawn EP3395958A1 (en) 2015-12-23 2016-12-13 Apparatus and method for steel sheet thermal treatment

Country Status (5)

Country Link
EP (1) EP3395958A1 (en)
JP (1) JP6692431B2 (en)
KR (1) KR101758517B1 (en)
CN (1) CN108603238B (en)
WO (1) WO2017111379A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060108340A1 (en) * 2004-11-08 2006-05-25 Jan Lipson Apparatus for dynamic control of laser beam profile
EP2169084A1 (en) * 2008-09-26 2010-03-31 Bilstein GmbH & Co. KG Method for manufacturing a moulding with areas of different strength made of cold strip
FR3012226A1 (en) * 2013-10-18 2015-04-24 Saint Gobain MODULAR LASER APPARATUS

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382802A (en) * 1992-08-20 1995-01-17 Kawasaki Steel Corporation Method of irradiating running strip with energy beams
JPH06116654A (en) * 1992-08-20 1994-04-26 Kawasaki Steel Corp Method for irradiating running strip with energy beam
JPH0987754A (en) * 1995-09-27 1997-03-31 Kawasaki Steel Corp Method for controlling position of tension adjusting roll in process line and apparatus therefor
KR20000001470U (en) * 1998-06-25 2000-01-25 김영환 Excimer laser heat treatment device
JP2000336430A (en) * 1999-05-26 2000-12-05 Nippon Steel Corp Method for controlling magnetic domain of grain oriented silicon steel sheet
JP2008302395A (en) * 2007-06-08 2008-12-18 Nippon Steel Corp Method for improving pickling property for hot rolled steel sheet
KR100954796B1 (en) * 2007-12-26 2010-04-28 주식회사 포스코 Apparatus for miniaturizing magnetic domain with electromagnetic steel plate and electromagnetic steel plate manufactured theerof
JP4990205B2 (en) * 2008-03-27 2012-08-01 日立建機株式会社 Laser heat treatment equipment
WO2011033180A1 (en) * 2009-09-21 2011-03-24 Arcelormittal Investigación Y Desarrollo Sl Stainless steel having local variations in mechanical resistance
KR101286247B1 (en) * 2010-12-27 2013-07-15 주식회사 포스코 Apparatus and method for refining magnetic domain of a grain-oriented electrical steel sheets
JP2014521833A (en) * 2011-07-25 2014-08-28 マグナ インターナショナル インコーポレイテッド Products and processes by local heat treatment of sheet steel.
WO2013031094A1 (en) * 2011-08-30 2013-03-07 パナソニック株式会社 Heating apparatus
KR101119173B1 (en) * 2011-09-30 2012-02-22 현대하이스코 주식회사 Method for manufacturing steel product with different strength using laser quenching and quenched steel used the method
JP6131755B2 (en) * 2013-07-25 2017-05-24 トヨタ紡織株式会社 Steel member manufacturing method
JP5997666B2 (en) * 2013-07-26 2016-09-28 エンシュウ株式会社 Laser heat treatment equipment
KR20150031834A (en) * 2013-09-17 2015-03-25 현대자동차주식회사 Method for heat treatment to improve formability of high tensile steel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060108340A1 (en) * 2004-11-08 2006-05-25 Jan Lipson Apparatus for dynamic control of laser beam profile
EP2169084A1 (en) * 2008-09-26 2010-03-31 Bilstein GmbH & Co. KG Method for manufacturing a moulding with areas of different strength made of cold strip
FR3012226A1 (en) * 2013-10-18 2015-04-24 Saint Gobain MODULAR LASER APPARATUS

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017111379A1 *

Also Published As

Publication number Publication date
KR20170075231A (en) 2017-07-03
KR101758517B1 (en) 2017-07-14
JP6692431B2 (en) 2020-05-13
EP3395958A1 (en) 2018-10-31
JP2019506524A (en) 2019-03-07
WO2017111379A1 (en) 2017-06-29
CN108603238A (en) 2018-09-28
CN108603238B (en) 2020-01-10

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