JPS54126084A - Method of detecting surface flaw of continuously cast steel ingot - Google Patents
Method of detecting surface flaw of continuously cast steel ingotInfo
- 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
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)
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)
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 |
-
1978
- 1978-03-23 JP JP3331378A patent/JPS54126084A/en active Pending
Cited By (3)
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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