EP3981526A4 - METHOD AND DEVICE FOR SECONDARY COOLING FOR CONTINUOUS CAST SLAB - Google Patents

METHOD AND DEVICE FOR SECONDARY COOLING FOR CONTINUOUS CAST SLAB Download PDF

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Publication number
EP3981526A4
EP3981526A4 EP20836144.4A EP20836144A EP3981526A4 EP 3981526 A4 EP3981526 A4 EP 3981526A4 EP 20836144 A EP20836144 A EP 20836144A EP 3981526 A4 EP3981526 A4 EP 3981526A4
Authority
EP
European Patent Office
Prior art keywords
secondary cooling
cast slab
continuous cast
continuous
slab
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.)
Pending
Application number
EP20836144.4A
Other languages
German (de)
French (fr)
Other versions
EP3981526A1 (en
Inventor
Kenichi OSUKA
Hirokazu Sugihara
Satoshi Ueoka
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3981526A1 publication Critical patent/EP3981526A1/en
Publication of EP3981526A4 publication Critical patent/EP3981526A4/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • B22D11/1246—Nozzles; Spray heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
    • B22D11/225—Controlling or regulating processes or operations for cooling cast stock or mould for secondary cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
EP20836144.4A 2019-07-11 2020-07-06 METHOD AND DEVICE FOR SECONDARY COOLING FOR CONTINUOUS CAST SLAB Pending EP3981526A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019128853 2019-07-11
PCT/JP2020/026488 WO2021006254A1 (en) 2019-07-11 2020-07-06 Secondary cooling method and device for continuously cast slab

Publications (2)

Publication Number Publication Date
EP3981526A1 EP3981526A1 (en) 2022-04-13
EP3981526A4 true EP3981526A4 (en) 2022-08-31

Family

ID=74113769

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20836144.4A Pending EP3981526A4 (en) 2019-07-11 2020-07-06 METHOD AND DEVICE FOR SECONDARY COOLING FOR CONTINUOUS CAST SLAB

Country Status (6)

Country Link
EP (1) EP3981526A4 (en)
JP (1) JP7060164B2 (en)
KR (1) KR102638366B1 (en)
CN (1) CN114096362B (en)
TW (1) TWI753487B (en)
WO (1) WO2021006254A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114505461B (en) * 2022-01-07 2024-11-22 吉林建龙钢铁有限责任公司 A method for improving corner cracks and middle cracks of slab
CN119365281A (en) * 2022-06-21 2025-01-24 杰富意钢铁株式会社 Continuous casting equipment for cast sheet and continuous casting method for cast sheet
JP7694595B2 (en) * 2022-06-21 2025-06-18 Ｊｆｅスチール株式会社 Manufacturing method of cast slab
CN115889709B (en) * 2022-10-18 2025-12-12 广西钢铁集团有限公司 A method for preventing cracks at the corners of peritectic steel slabs

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008212972A (en) * 2007-03-02 2008-09-18 Jfe Steel Kk Method for producing high Ni content steel slab
JP2008254062A (en) * 2007-04-09 2008-10-23 Nippon Steel Corp Secondary cooling device for continuous casting machine and its secondary cooling method
EP3932586A1 (en) * 2019-04-02 2022-01-05 JFE Steel Corporation Method for continuous steel casting
EP3998126A1 (en) * 2019-07-11 2022-05-18 JFE Steel Corporation Secondary cooling method and secondary cooling apparatus for continuous casting slab

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0620625B2 (en) * 1985-09-17 1994-03-23 新日本製鐵株式会社 Temperature control method of steel slab in continuous casting process
JP2605329B2 (en) 1988-03-07 1997-04-30 住友金属工業株式会社 Continuous cast slab cutting method and slab cutting machine
JPH05318031A (en) * 1992-05-12 1993-12-03 Yoshida Kogyo Kk <Ykk> Method for cooling in continuous casting, and device and mold therefor
JPH06264462A (en) 1993-03-11 1994-09-20 Nippon Steel Corp Jointing structure of steel wall and reinforced concrete floor slab
JP2000233266A (en) * 1999-02-15 2000-08-29 Nkk Corp Manufacturing method of steel sheet with good surface properties
JP3401785B2 (en) * 1999-08-27 2003-04-28 住友金属工業株式会社 Cooling method of slab in continuous casting
JP2001137901A (en) * 1999-11-09 2001-05-22 Nkk Corp Hot charge rolling method for continuous cast slab
JP4055440B2 (en) * 2001-06-13 2008-03-05 Ｊｆｅスチール株式会社 Direct-rolling method for continuous cast slabs
JP2005144491A (en) * 2003-11-14 2005-06-09 Jfe Steel Kk Method and apparatus for cooling high-temperature steel sheet
JP4690995B2 (en) 2006-10-18 2011-06-01 新日本製鐵株式会社 Steel continuous casting method and continuous casting equipment
JP5145791B2 (en) * 2007-06-28 2013-02-20 新日鐵住金株式会社 Continuous casting method for small section billet
JP5397214B2 (en) * 2009-12-24 2014-01-22 新日鐵住金株式会社 Steel continuous casting method
JP6079387B2 (en) * 2013-04-02 2017-02-15 新日鐵住金株式会社 Method and apparatus for cooling continuous cast slab
JP6149789B2 (en) * 2014-04-23 2017-06-21 Ｊｆｅスチール株式会社 Steel continuous casting method
WO2016013186A1 (en) * 2014-07-24 2016-01-28 Ｊｆｅスチール株式会社 Method for continuous casting of steel
JP6135616B2 (en) * 2014-07-31 2017-05-31 Ｊｆｅスチール株式会社 Uniform cooling casting method and continuous casting equipment for continuous cast slab in width direction
CA2973071C (en) * 2015-01-15 2018-11-20 Nippon Steel & Sumitomo Metal Corporation Method for continuously casting slab
WO2017131204A1 (en) * 2016-01-29 2017-08-03 新日鐵住金株式会社 Secondary cooling method and secondary cooling device for continuously cast slab
JP6747142B2 (en) 2016-07-28 2020-08-26 日本製鉄株式会社 Secondary cooling method and secondary cooling device for continuous casting
CN108165703B (en) * 2017-11-24 2019-11-22 南阳汉冶特钢有限公司 A kind of production technology improved without Dehydroepiandrosterone derivative billet rolling slab flaw detection quality
CN208374145U (en) * 2018-03-29 2019-01-15 马鞍山钢铁股份有限公司 A kind of device based on heating slow cooling control casting blank solidification institutional framework

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008212972A (en) * 2007-03-02 2008-09-18 Jfe Steel Kk Method for producing high Ni content steel slab
JP2008254062A (en) * 2007-04-09 2008-10-23 Nippon Steel Corp Secondary cooling device for continuous casting machine and its secondary cooling method
EP3932586A1 (en) * 2019-04-02 2022-01-05 JFE Steel Corporation Method for continuous steel casting
EP3998126A1 (en) * 2019-07-11 2022-05-18 JFE Steel Corporation Secondary cooling method and secondary cooling apparatus for continuous casting slab

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021006254A1 *

Also Published As

Publication number Publication date
JP7060164B2 (en) 2022-04-26
TWI753487B (en) 2022-01-21
KR20220018556A (en) 2022-02-15
TW202108264A (en) 2021-03-01
EP3981526A1 (en) 2022-04-13
CN114096362B (en) 2024-06-25
CN114096362A (en) 2022-02-25
KR102638366B1 (en) 2024-02-19
JPWO2021006254A1 (en) 2021-12-16
WO2021006254A1 (en) 2021-01-14

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