JPS60185158A - 電磁誘導試験方法及び装置 - Google Patents

電磁誘導試験方法及び装置

Info

Publication number
JPS60185158A
JPS60185158A JP4089084A JP4089084A JPS60185158A JP S60185158 A JPS60185158 A JP S60185158A JP 4089084 A JP4089084 A JP 4089084A JP 4089084 A JP4089084 A JP 4089084A JP S60185158 A JPS60185158 A JP S60185158A
Authority
JP
Japan
Prior art keywords
coil
bridge circuit
circuit
test coil
test
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
JP4089084A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0565820B2 (cs
Inventor
Shigetoshi Hyodo
繁俊 兵藤
Yoshiyuki Nakao
喜之 中尾
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP4089084A priority Critical patent/JPS60185158A/ja
Publication of JPS60185158A publication Critical patent/JPS60185158A/ja
Publication of JPH0565820B2 publication Critical patent/JPH0565820B2/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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP4089084A 1984-03-02 1984-03-02 電磁誘導試験方法及び装置 Granted JPS60185158A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4089084A JPS60185158A (ja) 1984-03-02 1984-03-02 電磁誘導試験方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4089084A JPS60185158A (ja) 1984-03-02 1984-03-02 電磁誘導試験方法及び装置

Publications (2)

Publication Number Publication Date
JPS60185158A true JPS60185158A (ja) 1985-09-20
JPH0565820B2 JPH0565820B2 (cs) 1993-09-20

Family

ID=12593105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4089084A Granted JPS60185158A (ja) 1984-03-02 1984-03-02 電磁誘導試験方法及び装置

Country Status (1)

Country Link
JP (1) JPS60185158A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008224495A (ja) * 2007-03-14 2008-09-25 Sumitomo Metal Ind Ltd 渦流検査方法、該渦流検査方法で検査した鋼管、及び該渦流検査方法を実施するための渦流検査装置
JP2008224494A (ja) * 2007-03-14 2008-09-25 Sumitomo Metal Ind Ltd 渦流検査方法、該渦流検査方法で検査した鋼管、及び該渦流検査方法を実施するための渦流検査装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499281A (cs) * 1972-05-15 1974-01-26
JPS5818160A (ja) * 1981-07-24 1983-02-02 Oomu Denshi Kenkyusho:Kk センサ装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499281A (cs) * 1972-05-15 1974-01-26
JPS5818160A (ja) * 1981-07-24 1983-02-02 Oomu Denshi Kenkyusho:Kk センサ装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008224495A (ja) * 2007-03-14 2008-09-25 Sumitomo Metal Ind Ltd 渦流検査方法、該渦流検査方法で検査した鋼管、及び該渦流検査方法を実施するための渦流検査装置
JP2008224494A (ja) * 2007-03-14 2008-09-25 Sumitomo Metal Ind Ltd 渦流検査方法、該渦流検査方法で検査した鋼管、及び該渦流検査方法を実施するための渦流検査装置
WO2008126553A1 (ja) 2007-03-14 2008-10-23 Sumitomo Metal Industries, Ltd. 渦流検査方法、該渦流検査方法で検査した鋼管、及び該渦流検査方法を実施するための渦流検査装置
WO2008126554A1 (ja) * 2007-03-14 2008-10-23 Sumitomo Metal Industries, Ltd. 渦流検査方法、該渦流検査方法で検査した鋼管、及び該渦流検査方法を実施するための渦流検査装置
US8269488B2 (en) 2007-03-14 2012-09-18 Sumitomo Metal Industries, Ltd. Eddy current testing method, steel pipe or tube tested by the eddy current testing method, and eddy current testing apparatus for carrying out the eddy current testing method

Also Published As

Publication number Publication date
JPH0565820B2 (cs) 1993-09-20

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