EP3750649A4 - Method for controlling structure of solidified cast ingot in continuous casting process and control device thereof - Google Patents

Method for controlling structure of solidified cast ingot in continuous casting process and control device thereof Download PDF

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Publication number
EP3750649A4
EP3750649A4 EP19777614.9A EP19777614A EP3750649A4 EP 3750649 A4 EP3750649 A4 EP 3750649A4 EP 19777614 A EP19777614 A EP 19777614A EP 3750649 A4 EP3750649 A4 EP 3750649A4
Authority
EP
European Patent Office
Prior art keywords
control device
continuous casting
casting process
cast ingot
controlling structure
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
EP19777614.9A
Other languages
German (de)
French (fr)
Other versions
EP3750649A1 (en
Inventor
Liping Wu
Chang Shen
Biao Sun
Guocai Wang
Qiang Lu
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.)
Maanshan Iron and Steel Co Ltd
Original Assignee
Maanshan 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 Maanshan Iron and Steel Co Ltd filed Critical Maanshan Iron and Steel Co Ltd
Publication of EP3750649A1 publication Critical patent/EP3750649A1/en
Publication of EP3750649A4 publication Critical patent/EP3750649A4/en
Pending legal-status Critical Current

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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
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
    • 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
    • B22D11/16—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
EP19777614.9A 2018-03-29 2019-03-15 Method for controlling structure of solidified cast ingot in continuous casting process and control device thereof Pending EP3750649A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810268641.3A CN108672668A (en) 2018-03-29 2018-03-29 The method and its control device of casting blank solidification institutional framework in a kind of control casting process
PCT/CN2019/078326 WO2019184731A1 (en) 2018-03-29 2019-03-15 Method for controlling structure of solidified cast ingot in continuous casting process and control device thereof

Publications (2)

Publication Number Publication Date
EP3750649A1 EP3750649A1 (en) 2020-12-16
EP3750649A4 true EP3750649A4 (en) 2021-04-07

Family

ID=63800468

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19777614.9A Pending EP3750649A4 (en) 2018-03-29 2019-03-15 Method for controlling structure of solidified cast ingot in continuous casting process and control device thereof

Country Status (4)

Country Link
EP (1) EP3750649A4 (en)
JP (1) JP7111828B2 (en)
CN (1) CN108672668A (en)
WO (1) WO2019184731A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108672668A (en) * 2018-03-29 2018-10-19 马鞍山钢铁股份有限公司 The method and its control device of casting blank solidification institutional framework in a kind of control casting process
CN109317631B (en) * 2018-10-30 2020-08-07 武汉钢铁有限公司 Production method for improving texture uniformity of continuous casting square billet
CN111707799A (en) * 2020-06-03 2020-09-25 攀钢集团攀枝花钢铁研究院有限公司 Heavy rail rolling region genetic characterization method based on solidification structure region correspondence
CN115383068B (en) * 2022-09-01 2024-02-27 一重集团大连工程技术有限公司 Blank tail on-line heat preservation device and method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491823A (en) * 1966-04-22 1970-01-27 Boehler & Co Ag Geb Process for the manufacture of continuous castings
US3589429A (en) * 1968-05-29 1971-06-29 Voest Ag Method for continuous casting, cooling and shaping of metal bars
US3771584A (en) * 1971-01-08 1973-11-13 Roblin Industries Method for continuously casting steel billet strands to minimize the porosity and chemical segregation along the center line of the strand

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GB1326635A (en) * 1970-09-18 1973-08-15 Tsnii Chernoj Metallurg Apparatus for and a method of continuous casting of metal
JPS60130457A (en) * 1983-12-19 1985-07-11 Nippon Steel Corp Continuous casting method of steel
JPS60257957A (en) * 1984-06-05 1985-12-19 Mitsubishi Heavy Ind Ltd Secondary cooling zone device for continuous casting device
JP2727205B2 (en) * 1988-12-02 1998-03-11 新日本製鐵株式会社 Method for improving segregation of continuous cast slab
JPH0660308B2 (en) * 1989-04-28 1994-08-10 株式会社クボタ Heat storage material
JPH0569099A (en) * 1991-09-12 1993-03-23 Nippon Steel Corp Method for improving internal quality in cast slab
JP3161917B2 (en) * 1994-09-30 2001-04-25 株式会社日立製作所 Thin slab continuous casting machine and thin slab continuous casting method
JP4055440B2 (en) * 2001-06-13 2008-03-05 Ｊｆｅスチール株式会社 Direct-rolling method for continuous cast slabs
DE102006056683A1 (en) * 2006-01-11 2007-07-12 Sms Demag Ag Continuous casting of metal profiles, first cools cast strip then permits thermal redistribution to re-heat surface before mechanical deformation
JP4899629B2 (en) * 2006-05-17 2012-03-21 住友金属工業株式会社 Billet continuous casting method
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
CN101412183B (en) 2008-11-28 2010-09-22 首钢总公司 Method for producing high-carbon chromium bearing steel by double retarded cooling process
JP2011161476A (en) * 2010-02-08 2011-08-25 Sanyo Special Steel Co Ltd Method for secondary cooling of cast slab in vertical type continuous casting
EP2551037A1 (en) * 2011-07-28 2013-01-30 Siemens Aktiengesellschaft Apparatus and method for temperature control of cast products
CN102586683B (en) * 2012-02-13 2013-11-27 钢铁研究总院 Ni-series low-temperature steel, manufacture method thereof, liquefied natural gas storage tank and ship body for transportation ship
KR101511723B1 (en) * 2013-03-15 2015-04-13 주식회사 포스코 Casting apparatus and method using it
JP6452037B2 (en) * 2014-02-04 2019-01-16 日立金属株式会社 Casting method and casting apparatus
CN104308111B (en) * 2014-11-19 2016-05-18 河北工程大学 Reduce the method for bearing steel wire rod 1/2R place's gross segregation
JP6608291B2 (en) * 2016-01-13 2019-11-20 日鉄エンジニアリング株式会社 Continuous casting method and continuous casting equipment
CN105583383B (en) * 2016-01-28 2017-09-15 北京科技大学 It is a kind of to prevent the cooling device of continuous casting billet face checking
CN108672668A (en) * 2018-03-29 2018-10-19 马鞍山钢铁股份有限公司 The method and its control device of casting blank solidification institutional framework in a kind of control casting process
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491823A (en) * 1966-04-22 1970-01-27 Boehler & Co Ag Geb Process for the manufacture of continuous castings
US3589429A (en) * 1968-05-29 1971-06-29 Voest Ag Method for continuous casting, cooling and shaping of metal bars
US3771584A (en) * 1971-01-08 1973-11-13 Roblin Industries Method for continuously casting steel billet strands to minimize the porosity and chemical segregation along the center line of the strand

Also Published As

Publication number Publication date
WO2019184731A1 (en) 2019-10-03
JP7111828B2 (en) 2022-08-02
JP2021516621A (en) 2021-07-08
EP3750649A1 (en) 2020-12-16
CN108672668A (en) 2018-10-19

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