IT948966B - NON-DESTRUCTIVE TESTING SYSTEM OF PIECES WITH THE USE OF EDDY CURRENTS - Google Patents

NON-DESTRUCTIVE TESTING SYSTEM OF PIECES WITH THE USE OF EDDY CURRENTS

Info

Publication number
IT948966B
IT948966B IT67271/72A IT6727172A IT948966B IT 948966 B IT948966 B IT 948966B IT 67271/72 A IT67271/72 A IT 67271/72A IT 6727172 A IT6727172 A IT 6727172A IT 948966 B IT948966 B IT 948966B
Authority
IT
Italy
Prior art keywords
pieces
testing system
eddy currents
destructive testing
destructive
Prior art date
Application number
IT67271/72A
Other languages
Italian (it)
Original Assignee
Automation Ind Inc
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 Automation Ind Inc filed Critical Automation Ind Inc
Application granted granted Critical
Publication of IT948966B publication Critical patent/IT948966B/en

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
    • G01N27/9053—Compensating for probe to workpiece spacing
    • 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
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors
    • 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
IT67271/72A 1971-02-01 1972-01-31 NON-DESTRUCTIVE TESTING SYSTEM OF PIECES WITH THE USE OF EDDY CURRENTS IT948966B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11132971A 1971-02-01 1971-02-01

Publications (1)

Publication Number Publication Date
IT948966B true IT948966B (en) 1973-06-11

Family

ID=22337875

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67271/72A IT948966B (en) 1971-02-01 1972-01-31 NON-DESTRUCTIVE TESTING SYSTEM OF PIECES WITH THE USE OF EDDY CURRENTS

Country Status (5)

Country Link
AU (1) AU3837372A (en)
DE (1) DE2204449A1 (en)
FR (1) FR2124952A5 (en)
IT (1) IT948966B (en)
NL (1) NL7201210A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005915C2 (en) * 1980-02-16 1985-01-10 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt Eddy current tester for surface defects
JPS5975146A (en) * 1982-10-21 1984-04-27 Chugoku X Sen Kk Vortex flaw detector for metallic pipe
FR2570500B1 (en) * 1984-09-20 1987-03-20 Siderurgie Fse Inst Rech METHOD AND DEVICE FOR DETECTING TYPICAL DEFECTS ON A RUNNING PRODUCT, PARTICULARLY FOR DETECTING CRACKS ON A SLAB
JPH0652258B2 (en) * 1987-11-09 1994-07-06 日本核燃料開発株式会社 Overcurrent defect inspection method and device
CH676526A5 (en) * 1988-05-30 1991-01-31 Asea Brown Boveri
US5541510A (en) * 1995-04-06 1996-07-30 Kaman Instrumentation Corporation Multi-Parameter eddy current measuring system with parameter compensation technical field
KR101657858B1 (en) * 2012-02-08 2016-09-19 미쓰비시덴키 가부시키가이샤 Elevator car location detector device

Also Published As

Publication number Publication date
DE2204449A1 (en) 1972-10-05
AU3837372A (en) 1973-08-02
FR2124952A5 (en) 1972-09-22
NL7201210A (en) 1972-08-03

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