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GB2124772A - Eddy current flaw detector - Google Patents

Eddy current flaw detector Download PDF

Info

Publication number
GB2124772A
GB2124772A GB08315680A GB8315680A GB2124772A GB 2124772 A GB2124772 A GB 2124772A GB 08315680 A GB08315680 A GB 08315680A GB 8315680 A GB8315680 A GB 8315680A GB 2124772 A GB2124772 A GB 2124772A
Authority
GB
United Kingdom
Prior art keywords
probe
scanning
mapping
eddy current
scanned
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.)
Withdrawn
Application number
GB08315680A
Other languages
English (en)
Other versions
GB8315680D0 (en
Inventor
David Charles Copley
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB8315680D0 publication Critical patent/GB8315680D0/en
Publication of GB2124772A publication Critical patent/GB2124772A/en
Withdrawn legal-status Critical Current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
    • G01N27/9073—Recording measured data
    • G01N27/908—Recording measured data synchronously with scanning

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Recording Measured Values (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB08315680A 1982-08-03 1983-06-08 Eddy current flaw detector Withdrawn GB2124772A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40468782A 1982-08-03 1982-08-03

Publications (2)

Publication Number Publication Date
GB8315680D0 GB8315680D0 (en) 1983-07-13
GB2124772A true GB2124772A (en) 1984-02-22

Family

ID=23600622

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08315680A Withdrawn GB2124772A (en) 1982-08-03 1983-06-08 Eddy current flaw detector

Country Status (7)

Country Link
JP (1) JPS5952748A (it)
DE (1) DE3327571A1 (it)
FR (1) FR2531537A1 (it)
GB (1) GB2124772A (it)
IL (1) IL68155A0 (it)
IT (1) IT1170175B (it)
SE (1) SE8303776L (it)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176298A (en) * 1983-04-01 1986-12-17 Gen Electric Bracket for an eddy current probe
EP1241473A1 (de) * 2001-03-16 2002-09-18 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien Prüfung carbidhaltiger Legierungen sowie zur Herstellung einer Gasturbinenschaufel
WO2002079774A2 (de) * 2001-03-16 2002-10-10 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien prüfung carbidhaltiger oder in oberflächennähe sulfidierter legierungen
WO2009083674A1 (fr) * 2008-01-03 2009-07-09 European Aeronautic Defence And Space Company Eads France Procédé de mesure par balayage d'une caractéristique physique à la surface d'un objet
WO2012175909A1 (en) * 2011-06-23 2012-12-27 Sarclad Limited Eddy current apparatus and method for detecting defects in a metallic surface

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104316596A (zh) * 2014-11-07 2015-01-28 中航工业贵州航空动力有限公司 一种航空发动机压气机二、三级盘检测裂纹的方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB587158A (en) * 1942-12-29 1947-04-16 George Keinath Improvements in three magnitude recorders
GB1000977A (en) * 1961-07-03 1965-08-11 Shell Int Research Pipe line inspection device
GB1058861A (en) * 1964-08-26 1967-02-15 Atomic Energy Commission A graphical nulling device for nondestructive eddy current testing equipment
GB1072436A (en) * 1963-09-04 1967-06-14 Atomic Energy Authority Uk Improvements in or relating to techniques for examining the internal structure of a specimen
GB1101850A (en) * 1966-01-21 1968-01-31 Atomic Energy Commission A nondestructive eddy current testing device for testing metal tubing
GB2098335A (en) * 1981-05-08 1982-11-17 Amf Inc Nondestructive inspection apparatus and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3302105A (en) * 1964-08-26 1967-01-31 Hugo L Libby Eddy current nondestructive testing device using an oscilloscope to identify and locate irregularities in a test piece
US3475681A (en) * 1965-08-02 1969-10-28 Magnaflux Corp Apparatus display system for providing plural indications and threshold indications
FR2512959A1 (fr) * 1981-09-14 1983-03-18 Commissariat Energie Atomique Procede et dispositifs de controle d'une surface au moyen d'un capteur a courants de foucault

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB587158A (en) * 1942-12-29 1947-04-16 George Keinath Improvements in three magnitude recorders
GB1000977A (en) * 1961-07-03 1965-08-11 Shell Int Research Pipe line inspection device
GB1072436A (en) * 1963-09-04 1967-06-14 Atomic Energy Authority Uk Improvements in or relating to techniques for examining the internal structure of a specimen
GB1058861A (en) * 1964-08-26 1967-02-15 Atomic Energy Commission A graphical nulling device for nondestructive eddy current testing equipment
GB1101850A (en) * 1966-01-21 1968-01-31 Atomic Energy Commission A nondestructive eddy current testing device for testing metal tubing
GB2098335A (en) * 1981-05-08 1982-11-17 Amf Inc Nondestructive inspection apparatus and method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176298A (en) * 1983-04-01 1986-12-17 Gen Electric Bracket for an eddy current probe
EP1241473A1 (de) * 2001-03-16 2002-09-18 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien Prüfung carbidhaltiger Legierungen sowie zur Herstellung einer Gasturbinenschaufel
WO2002079774A2 (de) * 2001-03-16 2002-10-10 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien prüfung carbidhaltiger oder in oberflächennähe sulfidierter legierungen
WO2002079774A3 (de) * 2001-03-16 2003-09-18 Siemens Ag Verfahren zur zerstörungsfreien prüfung carbidhaltiger oder in oberflächennähe sulfidierter legierungen
WO2009083674A1 (fr) * 2008-01-03 2009-07-09 European Aeronautic Defence And Space Company Eads France Procédé de mesure par balayage d'une caractéristique physique à la surface d'un objet
FR2926136A1 (fr) * 2008-01-03 2009-07-10 Eads Europ Aeronautic Defence Procede de mesure par balayage d'une caracteristique physique a la surface d'un objet
WO2012175909A1 (en) * 2011-06-23 2012-12-27 Sarclad Limited Eddy current apparatus and method for detecting defects in a metallic surface
US10073059B2 (en) 2011-06-23 2018-09-11 Sarclad Limited Apparatus and method for detecting defects in a metallic surface by moving an eddy coil along a scan path relative to the surface

Also Published As

Publication number Publication date
GB8315680D0 (en) 1983-07-13
SE8303776L (sv) 1984-02-04
FR2531537A1 (fr) 1984-02-10
JPS5952748A (ja) 1984-03-27
IL68155A0 (en) 1983-06-15
SE8303776D0 (sv) 1983-07-01
DE3327571A1 (de) 1984-02-09
IT8322195A1 (it) 1985-01-22
IT1170175B (it) 1987-06-03
IT8322195A0 (it) 1983-07-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)