JPS54126084A - Method of detecting surface flaw of continuously cast steel ingot - Google Patents

Method of detecting surface flaw of continuously cast steel ingot

Info

Publication number
JPS54126084A
JPS54126084A JP3331378A JP3331378A JPS54126084A JP S54126084 A JPS54126084 A JP S54126084A JP 3331378 A JP3331378 A JP 3331378A JP 3331378 A JP3331378 A JP 3331378A JP S54126084 A JPS54126084 A JP S54126084A
Authority
JP
Japan
Prior art keywords
cast steel
steel ingot
continuously cast
detecting surface
surface flaw
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
JP3331378A
Other languages
Japanese (ja)
Inventor
Tomio Yamamoto
Hideyuki Hanabusa
Kouji Seno
Isoshirou Ishida
Toshiaki Mihara
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.)
HIYUUTETSUKU KK
Original Assignee
HIYUUTETSUKU KK
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 HIYUUTETSUKU KK filed Critical HIYUUTETSUKU KK
Priority to JP3331378A priority Critical patent/JPS54126084A/en
Priority to US06/022,372 priority patent/US4237959A/en
Priority to GB7909643A priority patent/GB2019009B/en
Priority to FR7907336A priority patent/FR2420753A1/en
Priority to SE7902565A priority patent/SE7902565L/en
Priority to DE19792911578 priority patent/DE2911578A1/en
Publication of JPS54126084A publication Critical patent/JPS54126084A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
    • G01N2021/8918—Metal

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Continuous Casting (AREA)
JP3331378A 1978-03-23 1978-03-23 Method of detecting surface flaw of continuously cast steel ingot Pending JPS54126084A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP3331378A JPS54126084A (en) 1978-03-23 1978-03-23 Method of detecting surface flaw of continuously cast steel ingot
US06/022,372 US4237959A (en) 1978-03-23 1979-03-20 Method of examining the surface of a continuously cast metal strip for detection of scarfs appearing thereon and apparatus for the same
GB7909643A GB2019009B (en) 1978-03-23 1979-03-20 Method of imaging the surface of a continuous cast hot metal strip for detection of scarfs appearing thereon and apparatus for the same
FR7907336A FR2420753A1 (en) 1978-03-23 1979-03-22 METHOD AND APPARATUS FOR EXAMINING THE SURFACE OF A CONTINUOUSLY CAST METAL STRIP WITH A VIEW OF DETECTION OF DEFECTS WHICH APPEAR ON THIS SURFACE
SE7902565A SE7902565L (en) 1978-03-23 1979-03-22 SET AND DEVICE FOR EXAMINATION OF THE SURFACE OF A MOVING METAL BAND
DE19792911578 DE2911578A1 (en) 1978-03-23 1979-03-23 METHOD AND DEVICE FOR CHECKING THE SURFACE OF A MOVING METAL STRIP IN A CONTINUOUS CASTING PROCESS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3331378A JPS54126084A (en) 1978-03-23 1978-03-23 Method of detecting surface flaw of continuously cast steel ingot

Publications (1)

Publication Number Publication Date
JPS54126084A true JPS54126084A (en) 1979-09-29

Family

ID=12383058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3331378A Pending JPS54126084A (en) 1978-03-23 1978-03-23 Method of detecting surface flaw of continuously cast steel ingot

Country Status (1)

Country Link
JP (1) JPS54126084A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689043A (en) * 1979-12-21 1981-07-20 Hiyuutec:Kk Inside surface detecting method of pipe
JPH03269243A (en) * 1990-03-19 1991-11-29 Toshiba Eng Co Ltd Inspecting apparatus for nonmetal enclosure
JP2014010004A (en) * 2012-06-28 2014-01-20 Nippon Steel & Sumitomo Metal Slab surface flaw inspection method and facility

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689043A (en) * 1979-12-21 1981-07-20 Hiyuutec:Kk Inside surface detecting method of pipe
JPH03269243A (en) * 1990-03-19 1991-11-29 Toshiba Eng Co Ltd Inspecting apparatus for nonmetal enclosure
JP2014010004A (en) * 2012-06-28 2014-01-20 Nippon Steel & Sumitomo Metal Slab surface flaw inspection method and facility

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