FR2426257B1 - - Google Patents

Info

Publication number
FR2426257B1
FR2426257B1 FR7815011A FR7815011A FR2426257B1 FR 2426257 B1 FR2426257 B1 FR 2426257B1 FR 7815011 A FR7815011 A FR 7815011A FR 7815011 A FR7815011 A FR 7815011A FR 2426257 B1 FR2426257 B1 FR 2426257B1
Authority
FR
France
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.)
Expired
Application number
FR7815011A
Other versions
FR2426257A1 (fr
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.)
Institut de Recherches de la Siderurgie Francaise IRSID
Original Assignee
Institut de Recherches de la Siderurgie Francaise IRSID
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 Institut de Recherches de la Siderurgie Francaise IRSID filed Critical Institut de Recherches de la Siderurgie Francaise IRSID
Priority to FR7815011A priority Critical patent/FR2426257A1/fr
Publication of FR2426257A1 publication Critical patent/FR2426257A1/fr
Application granted granted Critical
Publication of FR2426257B1 publication Critical patent/FR2426257B1/fr
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
    • G01N27/9013—Arrangements for scanning
    • G01N27/9026—Arrangements for scanning by moving the material

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)
FR7815011A 1978-05-18 1978-05-18 Dispositif de detection par courants de foucault des defauts superficiels de produits longs a section circulaire Granted FR2426257A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7815011A FR2426257A1 (fr) 1978-05-18 1978-05-18 Dispositif de detection par courants de foucault des defauts superficiels de produits longs a section circulaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7815011A FR2426257A1 (fr) 1978-05-18 1978-05-18 Dispositif de detection par courants de foucault des defauts superficiels de produits longs a section circulaire

Publications (2)

Publication Number Publication Date
FR2426257A1 FR2426257A1 (fr) 1979-12-14
FR2426257B1 true FR2426257B1 (fr) 1981-12-04

Family

ID=9208496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7815011A Granted FR2426257A1 (fr) 1978-05-18 1978-05-18 Dispositif de detection par courants de foucault des defauts superficiels de produits longs a section circulaire

Country Status (1)

Country Link
FR (1) FR2426257A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2686699A1 (fr) * 1992-05-29 1993-07-30 Unimetall Sa Dispositif de controle non destructif par courants de foucault de produits metalliques longs en defilement.
ITUD20060271A1 (it) 2006-12-21 2008-06-22 Danieli Automation Spa Dispositivo per il rilevamento in linea di difetti superficiali di un prodotto laminato in una apparecchiatura di laminazione e relativo procedimento
US9222917B2 (en) 2012-07-25 2015-12-29 General Electric Company Broadband eddy current probe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1301030A (fr) * 1961-07-21 1962-08-10 Wiggin & Co Ltd Henry Perfectionnement relatif à l'essai des métaux par des courants de foucault
US3694735A (en) * 1970-07-27 1972-09-26 United States Steel Corp Water-cooled eddy-current transducer for testing product while at high temperature

Also Published As

Publication number Publication date
FR2426257A1 (fr) 1979-12-14

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Legal Events

Date Code Title Description
ST Notification of lapse