EP1980345A4 - Production method for steel continuously cast piece and system for caring surface defect of cast piece - Google Patents

Production method for steel continuously cast piece and system for caring surface defect of cast piece

Info

Publication number
EP1980345A4
EP1980345A4 EP07737461A EP07737461A EP1980345A4 EP 1980345 A4 EP1980345 A4 EP 1980345A4 EP 07737461 A EP07737461 A EP 07737461A EP 07737461 A EP07737461 A EP 07737461A EP 1980345 A4 EP1980345 A4 EP 1980345A4
Authority
EP
European Patent Office
Prior art keywords
cast piece
production method
surface defect
steel continuously
caring
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
EP07737461A
Other languages
German (de)
French (fr)
Other versions
EP1980345B1 (en
EP1980345A1 (en
Inventor
Jun Kubota
Yukinori Iizuka
Hajime Takada
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 EP1980345A1 publication Critical patent/EP1980345A1/en
Publication of EP1980345A4 publication Critical patent/EP1980345A4/en
Application granted granted Critical
Publication of EP1980345B1 publication Critical patent/EP1980345B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B22D11/16—Controlling or regulating processes or operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
EP07737461.9A 2006-02-22 2007-02-21 Production method for steel continuously cast piece and system for caring surface defect of cast piece Expired - Fee Related EP1980345B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006044799A JP4816130B2 (en) 2006-02-22 2006-02-22 A method for producing a continuous cast slab of steel and a surface defect repair system for the slab.
PCT/JP2007/053701 WO2007099977A1 (en) 2006-02-22 2007-02-21 Production method for steel continuously cast piece and system for caring surface defect of cast piece

Publications (3)

Publication Number Publication Date
EP1980345A1 EP1980345A1 (en) 2008-10-15
EP1980345A4 true EP1980345A4 (en) 2012-05-23
EP1980345B1 EP1980345B1 (en) 2013-05-22

Family

ID=38459080

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07737461.9A Expired - Fee Related EP1980345B1 (en) 2006-02-22 2007-02-21 Production method for steel continuously cast piece and system for caring surface defect of cast piece

Country Status (5)

Country Link
EP (1) EP1980345B1 (en)
JP (1) JP4816130B2 (en)
KR (1) KR101066333B1 (en)
CN (1) CN101389428B (en)
WO (1) WO2007099977A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110234458A (en) * 2016-11-18 2019-09-13 Sms集团股份有限公司 Method and apparatus for manufacturing continuous Strip composite material

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007020240A1 (en) * 2007-04-24 2008-10-30 Sms Demag Ag Method for detecting and classifying surface defects on continuously cast slabs
US8143885B2 (en) * 2008-10-30 2012-03-27 Og Technologies, Inc. Surface flaw detection and verification on metal bars by Eddy current testing and imaging system
KR101189516B1 (en) * 2010-02-08 2012-10-10 주식회사 포스코 Slab processing method and slab processing system
JP5633173B2 (en) * 2010-04-07 2014-12-03 Ｊｆｅスチール株式会社 Cold rolled steel sheet manufacturing method
CN102019393B (en) * 2010-12-31 2012-11-28 中冶连铸技术工程股份有限公司 Casting body quality judging method and device for continuous casting machine
KR101277689B1 (en) 2011-06-29 2013-06-21 현대제철 주식회사 Device for removing surface defect of slab and method therefor
KR101350452B1 (en) * 2011-12-23 2014-01-16 주식회사 포스코 Method for detecting welding point of coil
JP2017517401A (en) * 2014-05-12 2017-06-29 アルコニック インコーポレイテッドＡｒｃｏｎｉｃ Ｉｎｃ． Apparatus and method for rolling metal
DE102017221086A1 (en) * 2017-11-24 2019-05-29 Sms Group Gmbh Method for analyzing causes of failure during continuous casting
CN108435794B (en) * 2018-04-10 2019-09-24 中冶赛迪工程技术股份有限公司 A kind of process of continuous casting and rolling
KR101942999B1 (en) * 2018-05-16 2019-01-28 한국원자력연구원 Integrated management system for manufacturing container for radioactive waste and integrated management method using the same
CN109738514A (en) * 2019-03-13 2019-05-10 中国科学院大学 A kind of electromechanical detection method for defect detection in thin metal foil material
DE102020205077A1 (en) * 2019-09-23 2021-03-25 Sms Group Gmbh Device and method for the production and further treatment of slabs
EP4110537A1 (en) * 2020-02-27 2023-01-04 Cleveland-Cliffs Steel Properties Inc. Detection and removal of continuous caster-related defects on slabs
EP3925729A1 (en) * 2020-06-16 2021-12-22 ABB Schweiz AG Method and arrangement for crack removal
CN111695271B (en) * 2020-06-29 2023-07-25 武汉钢铁有限公司 Tracking method of steel billet surface metal in plastic deformation
JP7468558B2 (en) * 2021-03-19 2024-04-16 Ｊｆｅスチール株式会社 System for identifying the cause of surface defects and manufacturing method for industrial products

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2904951A1 (en) * 1978-02-06 1981-05-21 Ssab Svenskt Staal Ab, Stockholm Identification and elimination of defects in slabs - by pin-pointing co-ordinates at which defects occur and retaining slabs for defect removal or scrapping the slabs
JPS57106855A (en) * 1980-12-24 1982-07-02 Nippon Steel Corp Ultrasonic detection of flaw in ingot during continuous casting
US6436205B1 (en) * 1999-11-04 2002-08-20 Sms Demag Ag Method for surface processing of a continuously cast steel product and device therefor
JP2002323481A (en) * 2001-04-27 2002-11-08 Kawasaki Steel Corp Ultrasonic flaw detection method and device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4259164B2 (en) * 2003-04-07 2009-04-30 Ｊｆｅスチール株式会社 Quality monitoring device and quality monitoring method for continuous cast slab

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2904951A1 (en) * 1978-02-06 1981-05-21 Ssab Svenskt Staal Ab, Stockholm Identification and elimination of defects in slabs - by pin-pointing co-ordinates at which defects occur and retaining slabs for defect removal or scrapping the slabs
JPS57106855A (en) * 1980-12-24 1982-07-02 Nippon Steel Corp Ultrasonic detection of flaw in ingot during continuous casting
US6436205B1 (en) * 1999-11-04 2002-08-20 Sms Demag Ag Method for surface processing of a continuously cast steel product and device therefor
JP2002323481A (en) * 2001-04-27 2002-11-08 Kawasaki Steel Corp Ultrasonic flaw detection method and device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007099977A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110234458A (en) * 2016-11-18 2019-09-13 Sms集团股份有限公司 Method and apparatus for manufacturing continuous Strip composite material

Also Published As

Publication number Publication date
WO2007099977A1 (en) 2007-09-07
EP1980345B1 (en) 2013-05-22
CN101389428B (en) 2011-09-07
KR20080089474A (en) 2008-10-06
CN101389428A (en) 2009-03-18
JP2007222884A (en) 2007-09-06
KR101066333B1 (en) 2011-09-20
EP1980345A1 (en) 2008-10-15
JP4816130B2 (en) 2011-11-16

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