JPS5447697A - Method of detecting flaw by eddy current - Google Patents

Method of detecting flaw by eddy current

Info

Publication number
JPS5447697A
JPS5447697A JP11320077A JP11320077A JPS5447697A JP S5447697 A JPS5447697 A JP S5447697A JP 11320077 A JP11320077 A JP 11320077A JP 11320077 A JP11320077 A JP 11320077A JP S5447697 A JPS5447697 A JP S5447697A
Authority
JP
Japan
Prior art keywords
eddy current
detecting flaw
flaw
detecting
eddy
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
JP11320077A
Other languages
Japanese (ja)
Other versions
JPS5715337B2 (en
Inventor
Katsuhiko Shimada
Isamu Komine
Hideya Tanabe
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 Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP11320077A priority Critical patent/JPS5447697A/en
Priority to IT27836/78A priority patent/IT1099116B/en
Priority to US05/943,865 priority patent/US4247819A/en
Priority to GB7837395A priority patent/GB2007366B/en
Priority to DE2841165A priority patent/DE2841165C3/en
Publication of JPS5447697A publication Critical patent/JPS5447697A/en
Publication of JPS5715337B2 publication Critical patent/JPS5715337B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP11320077A 1977-09-22 1977-09-22 Method of detecting flaw by eddy current Granted JPS5447697A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP11320077A JPS5447697A (en) 1977-09-22 1977-09-22 Method of detecting flaw by eddy current
IT27836/78A IT1099116B (en) 1977-09-22 1978-09-19 ELECTRICALLY CONDUCTIVE EQUIPMENT FOR THE DISPERSE CURRENT DETECTION OF DEFECTS ON THE EXTERNAL SURFACE OF ROUND OR CYLINDRICAL MATERIAL
US05/943,865 US4247819A (en) 1977-09-22 1978-09-19 Apparatus for surface flaw detection on electrically conductive cylindrical material
GB7837395A GB2007366B (en) 1977-09-22 1978-09-19 Eddycurrent flaw detection apparatus
DE2841165A DE2841165C3 (en) 1977-09-22 1978-09-21 Device for detecting surface defects on cylindrical pieces of metal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11320077A JPS5447697A (en) 1977-09-22 1977-09-22 Method of detecting flaw by eddy current

Publications (2)

Publication Number Publication Date
JPS5447697A true JPS5447697A (en) 1979-04-14
JPS5715337B2 JPS5715337B2 (en) 1982-03-30

Family

ID=14606080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11320077A Granted JPS5447697A (en) 1977-09-22 1977-09-22 Method of detecting flaw by eddy current

Country Status (1)

Country Link
JP (1) JPS5447697A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021038962A (en) * 2019-09-02 2021-03-11 株式会社日立製作所 Stress distribution measurement device and stress distribution measurement method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6018738U (en) * 1983-07-18 1985-02-08 松下電器産業株式会社 electric cooker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021038962A (en) * 2019-09-02 2021-03-11 株式会社日立製作所 Stress distribution measurement device and stress distribution measurement method
US11513013B2 (en) 2019-09-02 2022-11-29 Hitachi, Ltd. Stress distribution measurement device and stress distribution measurement method

Also Published As

Publication number Publication date
JPS5715337B2 (en) 1982-03-30

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