Time-of-flight diffraction (TOFD) technique for accurate sizing of surface-breaking cracks

Insight: Non-Destructive Testing and Condition Monitoring

Volumn 45, Issue 6, 2003, Pages 426-430

  Baby, Sony ^a   Balasubramanian, T ^a   Pardikar, R J ^b   Palaniappan, M ^c   Subbaratnam, R ^c  

^a NATIONAL INSTITUTE OF TECHNOLOGY   (India)

^b BHARAT HEAVY ELECTRICALS LIMITED   (India)

^c INDIRA GANDHI CENTRE FOR ATOMIC RESEARCH   (India)

Author keywords

[No Author keywords available]

Indexed keywords

CRACKS; DIFFRACTION; ERROR ANALYSIS; WAVEFRONTS;

TIME-OF-FLIGHT DIFFRACTION (TOFD);

ULTRASONICS;

EID: 0037498158     PISSN: 13542575     EISSN: None     Source Type: Journal    
DOI: 10.1784/insi.45.6.426.52885     Document Type: Article

References (19)

1. Sony Baby, T Balasubramanian & R J Pardikar, Estimation of the height of surface-breaking cracks using ultrasonic timing methods, Insight, Vol.44, No.11, Nov 2002, 679-683.
2. Temple J A G, Time of flight inspection theory, Nuclear Energy, Oct. 1983, 22, No 05, 335-348.
3. Charlesworth J P, Temple J A G, Engineering Applications of Ultrasonic Time-of-Flight Diffraction, Research Studies Press Ltd., England.
4. Silk M G, Lidington B H, Defect sizing using an ultrasonic time-delay approach, British Journal of Non-Destructive Testing, March 1975, 33-36.
5. Silk M G, Ultrasonic diffraction as a tool for inspection, Proc. 'Eurotest', Conference, Brussels, Papers SV-4, 1982.
6. Silk M G, The transfer of ultrasonic energy in the diffraction technique for crack sizing, Ultrasonics, May 1979, 113-121.
7. Ed Ginzel, Sizing Techniques, NDT.net, NDT Encyclopedia, Ultrasonic Testing.
8. Bill Browne, Time of Flight Diffraction its limitations - Actual & Perceived, NDT.net, Sep 1997, Vol 02, No 09.
9. Betti F, Guidi A, Raffarta B, Nardoni G, Nardoni P, Nardoni D, Nottingham L, TOFD - The emerging ultrasonic computerized technique for heavy wall pressure vessel welds examination, NDT.net, Sep 1999, Vol 04, No 09.
10. Ogilvy J A & Temple JAG, Diffraction of elastic waves by cracks, application to Time of flight inspection, Ultrasonic, Nov 1983, 259-269.
11. Silk M G, TOFD - the Time-of-Flight Diffraction technique, Theoretical aspects and practical applications, Harwell Laboratory.
12. Silk M G, Lidington B H, The potential of scattered or diffracted ultrasound in the determination of crack depth, NDT Journal, June 1975, 146.
13. Shyamal Mondal, Sattar T, An overview TOFD method and its Mathematical Model, NDT.net, April 2000, Vol 05, No 04, Edited Ginzel, 'Sizing Techniques', NDT.net, NDT Encyclopedia, Ultrasonic Testing.
14. Carter P, Experience with the time of flight diffraction technique and an accompanying portable and versatile ultrasonic digital recording system, British Journal of Non-Destructive Testing, Sep 1984, 354-361.
15. Silk M G, The use of diffraction - based time-of-flight measurements to locate and size defects, British Journal of Non-Destructive Testing, May 1984, 208-213.
16. Silk M.G, Sizing crack like defects by ultrasonic means, Research techniques in Non-Destructive Testing, Vol 3, Edited by R S Sharpe, academic press, London, 1977.
17. Just T, Csapo G, Ultrasonic crack depth measurement of surface breaking cracks in piping, NDTnet, Sep 1997, Vol 02. No 09.
18. Brian Hawker, TOFD made simple, NDT - net Forum, Mar 2000.
19. rd, 1997, Vol 02, No 09.