GB2121544B - Eddy-current testing apparatus for checking features of parts - Google Patents

Eddy-current testing apparatus for checking features of parts

Info

Publication number
GB2121544B
GB2121544B GB08311842A GB8311842A GB2121544B GB 2121544 B GB2121544 B GB 2121544B GB 08311842 A GB08311842 A GB 08311842A GB 8311842 A GB8311842 A GB 8311842A GB 2121544 B GB2121544 B GB 2121544B
Authority
GB
United Kingdom
Prior art keywords
eddy
parts
testing apparatus
current testing
checking features
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.)
Expired
Application number
GB08311842A
Other languages
English (en)
Other versions
GB8311842D0 (en
GB2121544A (en
Inventor
Bruno Osebold
Hans-Jurgen Hentrich
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.)
SIDCO
Original Assignee
SIDCO
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 SIDCO filed Critical SIDCO
Publication of GB8311842D0 publication Critical patent/GB8311842D0/en
Publication of GB2121544A publication Critical patent/GB2121544A/en
Application granted granted Critical
Publication of GB2121544B publication Critical patent/GB2121544B/en
Expired 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
    • G01N27/904—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 with two or more 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
    • G01N27/9013—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)
GB08311842A 1982-06-04 1983-04-29 Eddy-current testing apparatus for checking features of parts Expired GB2121544B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823221159 DE3221159A1 (de) 1982-06-04 1982-06-04 Wirbelstrompruefvorrichtung fuer bauteile

Publications (3)

Publication Number Publication Date
GB8311842D0 GB8311842D0 (en) 1983-06-02
GB2121544A GB2121544A (en) 1983-12-21
GB2121544B true GB2121544B (en) 1987-04-23

Family

ID=6165361

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08311842A Expired GB2121544B (en) 1982-06-04 1983-04-29 Eddy-current testing apparatus for checking features of parts

Country Status (3)

Country Link
JP (1) JPS58219449A (enrdf_load_stackoverflow)
DE (1) DE3221159A1 (enrdf_load_stackoverflow)
GB (1) GB2121544B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2669843B1 (fr) * 1990-11-29 1995-01-20 Lorraine Laminage Dispositif de detection des criques longitudinales sur des brames, notamment sur des brames d'acier.
CN109975391B (zh) * 2017-12-27 2024-05-14 核动力运行研究所 一种适用特殊结构焊缝检查的涡流柔性阵列探头

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB573152A (en) * 1943-05-21 1945-11-08 Alan Marsh Armour Improvements in or relating to the detection of faults in non-magnetic materials
GB574618A (en) * 1944-02-09 1946-01-14 Victor Planer Means for the determination of the eccentricity of the conductor with regard to the dielectric in insulated wires and cables
GB1281388A (en) * 1969-11-27 1972-07-12 Lamson & Sessions Co Method and apparatus for inspecting annular articles
GB1367108A (en) * 1971-01-14 1974-09-18 Measurex Corp Apparatus for measuring a predetermined characteristic of sheet mater ial
US3900793A (en) * 1974-02-25 1975-08-19 Magnetic Analysis Corp Eddy current testing apparatus including a rotating head with probe and null circuit means mounted thereon including rotary transformer windings
GB1568153A (en) * 1976-04-30 1980-05-29 Northern Telecom Ltd Apparatus for measuring coating thicknesses on arcuate surfaces
NZ195142A (en) * 1979-10-15 1984-09-28 Commw Scient Ind Res Org Monitoring integrity of longitudinal steel members in conveyor belts and cables

Also Published As

Publication number Publication date
GB8311842D0 (en) 1983-06-02
DE3221159A1 (de) 1983-12-08
GB2121544A (en) 1983-12-21
DE3221159C2 (enrdf_load_stackoverflow) 1989-03-16
JPS58219449A (ja) 1983-12-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee