ZA785611B - Improvements in or relating to non-destructive testing of ferromagnetic objects - Google Patents

Improvements in or relating to non-destructive testing of ferromagnetic objects

Info

Publication number
ZA785611B
ZA785611B ZA00785611A ZA785611A ZA785611B ZA 785611 B ZA785611 B ZA 785611B ZA 00785611 A ZA00785611 A ZA 00785611A ZA 785611 A ZA785611 A ZA 785611A ZA 785611 B ZA785611 B ZA 785611B
Authority
ZA
South Africa
Prior art keywords
relating
destructive testing
ferromagnetic objects
ferromagnetic
objects
Prior art date
Application number
ZA00785611A
Inventor
B Marchent
Original Assignee
Plessey Handel Investment Ag
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 Plessey Handel Investment Ag filed Critical Plessey Handel Investment Ag
Publication of ZA785611B publication Critical patent/ZA785611B/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
    • 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

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)
ZA00785611A 1977-10-06 1978-10-04 Improvements in or relating to non-destructive testing of ferromagnetic objects ZA785611B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4153077 1977-10-06

Publications (1)

Publication Number Publication Date
ZA785611B true ZA785611B (en) 1979-12-27

Family

ID=10420119

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00785611A ZA785611B (en) 1977-10-06 1978-10-04 Improvements in or relating to non-destructive testing of ferromagnetic objects

Country Status (9)

Country Link
JP (1) JPS5496092A (en)
AU (1) AU521849B2 (en)
BR (1) BR7806625A (en)
CH (1) CH639774A5 (en)
DE (1) DE2843570A1 (en)
FR (1) FR2405483A1 (en)
IN (1) IN151360B (en)
PL (1) PL130932B1 (en)
ZA (1) ZA785611B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3017979A1 (en) * 1980-05-10 1981-11-12 Institut Dr. Friedrich Förster Prüfgerätebau, 7410 Reutlingen METHOD AND ARRANGEMENT FOR EVALUATING AN ERROR SIGNAL VOLTAGE
US4503393A (en) * 1981-10-05 1985-03-05 Exxon Production Research Co. Method and apparatus for detecting flaws in the threaded end of an elongate member using electromagnetic excitation and an automated scanning sensor
US4555665A (en) * 1982-08-04 1985-11-26 Pa Incorporated Magnetic flux method for measuring tubular wall thickness
DE3337893A1 (en) * 1983-10-19 1985-05-15 Institut Dr. Friedrich Förster Prüfgerätebau GmbH & Co KG, 7410 Reutlingen System for testing a ferromagnetic pipe for faults
DE3435442A1 (en) * 1984-09-27 1986-03-27 Nukem Gmbh, 6450 Hanau METHOD AND DEVICE FOR DESTRUCTION-FREE TESTING OF FERROMAGNETIC BODIES BY MEANS OF MAGNETIZATION
PL148290B1 (en) * 1985-03-05 1989-10-31 Wyzsza Szkola Pedagog Magnetic defectograph sensing element for determining changes in cross-sectional areas over substantial length of an object being examined
JPS621165U (en) * 1985-06-20 1987-01-07
DE3709143A1 (en) * 1987-03-20 1988-09-29 Nukem Gmbh Method and device for the nondestructive testing of ferromagnetic bodies by magnetisation
DE3723360A1 (en) * 1987-07-15 1989-01-26 Nukem Gmbh METHOD AND DEVICE FOR DESTRUCTION-FREE TESTING OF FERROMAGNETIC BODIES BY MEANS OF MAGNETIZATION
DE3904612A1 (en) * 1988-09-24 1990-03-29 Westfaelische Berggewerkschaft Test method and test device for steel-wire-armoured conveyor belts, especially for underground operation
KR930008305B1 (en) * 1989-04-27 1993-08-27 미쯔비시 덴끼 가부시끼 가이샤 Strain detector
JPH06109654A (en) * 1992-09-28 1994-04-22 Nippon Steel Corp Magneto-optic defect inspecting apparatus
JP4310112B2 (en) * 2003-01-15 2009-08-05 株式会社日立製作所 Rope and rope deterioration diagnosis method
ES2277751B1 (en) * 2005-07-19 2008-06-16 Fundacion Barredo EQUIPMENT FOR PERMANENT AND CONTINUOUS CONTROL OF STEEL CABLES IN TRANSPORTATION OR ELEVATION FACILITIES OF PERSONAL AND MATERIALS.
CN102346168A (en) * 2011-03-02 2012-02-08 江苏申锡建筑机械有限公司 Non-contact window-cleaning machine steel wire rope on-line monitoring method
CN102507729A (en) * 2011-11-03 2012-06-20 江苏申锡建筑机械有限公司 Wireless detection system and method of non-contact wire rope
CN102879460B (en) * 2012-09-18 2015-11-25 江苏申锡建筑机械有限公司 A kind of defect in rope detection system
FI125313B (en) * 2013-11-12 2015-08-31 Konecranes Oyj Apparatus and arrangement for monitoring the condition of an object having an elongate iron longitudinal axis
CN106018544B (en) * 2016-06-24 2018-03-20 窦柏林 A kind of steel wire rope Holographic test system

Also Published As

Publication number Publication date
DE2843570A1 (en) 1979-04-19
PL130932B1 (en) 1984-09-29
AU4035978A (en) 1980-04-17
IN151360B (en) 1983-04-02
BR7806625A (en) 1979-05-15
JPS5496092A (en) 1979-07-30
FR2405483A1 (en) 1979-05-04
FR2405483B3 (en) 1981-06-26
CH639774A5 (en) 1983-11-30
AU521849B2 (en) 1982-05-06
PL210060A1 (en) 1979-07-16

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