JPS59166858A - 内插コイルを用いた管の渦流探傷法 - Google Patents

内插コイルを用いた管の渦流探傷法

Info

Publication number
JPS59166858A
JPS59166858A JP4057683A JP4057683A JPS59166858A JP S59166858 A JPS59166858 A JP S59166858A JP 4057683 A JP4057683 A JP 4057683A JP 4057683 A JP4057683 A JP 4057683A JP S59166858 A JPS59166858 A JP S59166858A
Authority
JP
Japan
Prior art keywords
phase
defect
signal
eddy current
current 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.)
Granted
Application number
JP4057683A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0378579B2 (enrdf_load_stackoverflow
Inventor
Yasuo Ishibashi
石橋　泰雄
Hiroshi Hoshikawa
洋 星川
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.)
TOKUSHU TORYO KK
Original Assignee
TOKUSHU TORYO 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 TOKUSHU TORYO KK filed Critical TOKUSHU TORYO KK
Priority to JP4057683A priority Critical patent/JPS59166858A/ja
Publication of JPS59166858A publication Critical patent/JPS59166858A/ja
Publication of JPH0378579B2 publication Critical patent/JPH0378579B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP4057683A 1983-03-14 1983-03-14 内插コイルを用いた管の渦流探傷法 Granted JPS59166858A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4057683A JPS59166858A (ja) 1983-03-14 1983-03-14 内插コイルを用いた管の渦流探傷法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4057683A JPS59166858A (ja) 1983-03-14 1983-03-14 内插コイルを用いた管の渦流探傷法

Publications (2)

Publication Number Publication Date
JPS59166858A true JPS59166858A (ja) 1984-09-20
JPH0378579B2 JPH0378579B2 (enrdf_load_stackoverflow) 1991-12-16

Family

ID=12584307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4057683A Granted JPS59166858A (ja) 1983-03-14 1983-03-14 内插コイルを用いた管の渦流探傷法

Country Status (1)

Country Link
JP (1) JPS59166858A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009019909A (ja) * 2007-07-10 2009-01-29 Hitachi Ltd 欠陥識別方法及び欠陥識別装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945795A (en) * 1972-09-02 1974-05-01 Nippon Steel Corp Kubifurikiko o jusuru choonpatanshokushi
JPS53121687A (en) * 1977-03-31 1978-10-24 Sumitomo Metal Ind Vortex flow crack detecting method
JPS5793251A (en) * 1980-12-02 1982-06-10 Hara Denshi Sokki Kk Device for detecting flaw by eddy current

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945795A (en) * 1972-09-02 1974-05-01 Nippon Steel Corp Kubifurikiko o jusuru choonpatanshokushi
JPS53121687A (en) * 1977-03-31 1978-10-24 Sumitomo Metal Ind Vortex flow crack detecting method
JPS5793251A (en) * 1980-12-02 1982-06-10 Hara Denshi Sokki Kk Device for detecting flaw by eddy current

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009019909A (ja) * 2007-07-10 2009-01-29 Hitachi Ltd 欠陥識別方法及び欠陥識別装置

Also Published As

Publication number Publication date
JPH0378579B2 (enrdf_load_stackoverflow) 1991-12-16

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