JPS5449191A - Method of detecting surface flaw of hot steel - Google Patents

Method of detecting surface flaw of hot steel

Info

Publication number
JPS5449191A
JPS5449191A JP11623977A JP11623977A JPS5449191A JP S5449191 A JPS5449191 A JP S5449191A JP 11623977 A JP11623977 A JP 11623977A JP 11623977 A JP11623977 A JP 11623977A JP S5449191 A JPS5449191 A JP S5449191A
Authority
JP
Japan
Prior art keywords
detecting surface
surface flaw
hot steel
hot
steel
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
JP11623977A
Other languages
Japanese (ja)
Inventor
Yasuhide Nakai
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP11623977A priority Critical patent/JPS5449191A/en
Publication of JPS5449191A publication Critical patent/JPS5449191A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP11623977A 1977-09-26 1977-09-26 Method of detecting surface flaw of hot steel Pending JPS5449191A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11623977A JPS5449191A (en) 1977-09-26 1977-09-26 Method of detecting surface flaw of hot steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11623977A JPS5449191A (en) 1977-09-26 1977-09-26 Method of detecting surface flaw of hot steel

Publications (1)

Publication Number Publication Date
JPS5449191A true JPS5449191A (en) 1979-04-18

Family

ID=14682241

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11623977A Pending JPS5449191A (en) 1977-09-26 1977-09-26 Method of detecting surface flaw of hot steel

Country Status (1)

Country Link
JP (1) JPS5449191A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58186033A (en) * 1982-04-24 1983-10-29 Toshiba Corp Surface inspecting device
JPWO2018139237A1 (en) * 2017-01-25 2019-07-04 国立研究開発法人産業技術総合研究所 Image processing method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58186033A (en) * 1982-04-24 1983-10-29 Toshiba Corp Surface inspecting device
JPWO2018139237A1 (en) * 2017-01-25 2019-07-04 国立研究開発法人産業技術総合研究所 Image processing method
US11076093B2 (en) 2017-01-25 2021-07-27 National Institute Of Advanced Industrial Science And Technology Image processing method

Similar Documents

Publication Publication Date Title
GB2005015B (en) Method of detecting flaws on the surface of metal
DE2964477D1 (en) Method of detecting flaws on surfaces
JPS5393886A (en) Inspection method of steel pipe materials
JPS5479093A (en) Method of detecting crack and surface flaw of metal member
JPS5334586A (en) Method of and apparatus for detecting surface flaw
JPS5449191A (en) Method of detecting surface flaw of hot steel
IL52591A0 (en) Method of surface hardening stainless steel parts
JPS5449192A (en) Method of detecting surface flaw of hot steel
JPS5265494A (en) Method of detecting surface flaw of hot steel material
JPS52117265A (en) Method of detecting surface flaw of hot steel piece
JPS53145666A (en) Detecting method of surface profile of steel profile
JPS5449190A (en) Method of detecting flaw by supersonic waves
JPS53100884A (en) Detecting method of surface flaw in hot steel materials
JPS53144791A (en) Detecting method of surface flaw in hot steel materials
JPS53138389A (en) Detecting method of surface flaws
JPS53129693A (en) Detecting method of surface flaw in hot steel pieces
JPS54133186A (en) Method of detecting flaws of hot piece
JPS5465596A (en) Method of magnetically detecting flaw
JPS54128785A (en) Method of detecting flaw on surface
JPS52131779A (en) Method of and apparatus for detecting surface flaw of hot steel
JPS5483883A (en) Method of detecting scar on surface of heat steel material
JPS53147645A (en) Method of detecting crosssline of surface
JPS52154686A (en) Method of and apparatus for detecting surface flaw of metallic object by using induction heating
JPS52146289A (en) Method of inspecting surface of steel piece
JPS5473088A (en) Detector for surface flaw of workpiece