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A New Method for Radiographic Image Evaluation for Pipe Wall Thickness Measurement

J. Belenkij, C. Müller (Nockemann), M. Scharmach
Bundesanstalt für Materialforschung und Prüfung (BAM), Unter den Eichen 87, 12205, Berlin, Germany.
V. Vengrinovich, Institute of Applied Physics, Akademicheskaya str.16, 220072, Minsk, Belarus.
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1. Introduction and state-of the-art

2. Calibration procedure

3. Calculation of outer and inner radii

4. Example of application

5. Conclusions

6. References

  1. U. Zscherpel, C. Bellon, R. Nimtz, Proceedings of 7th European Conference on Non-destructive Testing, Copenhagen, 26-29 May 1998, p. 2819-2825
  2. J. Stade, U. Ewert, Proceedings of 7th European Conference on Non-destructive Testing, Copenhagen, 26-29 May 1998, p. 2808-2815
  3. Marstboom, Computed radiography for corrosion and wall thickness measurements. Computer-Radiographie für Korrosionsprüfungen und Wanddickenmessungen, Insight, Volume 41 (1999) No 5, PP 308-309
  4. Nockemann-C; Bellon-C; Tillack-G-R; Rost-P; Schmid-M; Scheuch-T, The principle of modular optimization and validation of NDT system applied at the problem of wall thickness measurement at insulated tubes for the chemical industry, Konferenz-Einzelbericht: Jahrestagung 1998 Zerstörungsfreie Materialprüfung. 70 Jahre ZfP von Schweißverbindungen, Bamberg, D, 7.-9. September 1998. Vol. 1. Deutsche Gesellschaft für Zerstörungsfreie Prüfung e. V. (DGZfP), No 63 (1998) PP 183-193, Berlin: Deutsche Gesellschaft für Zerstörungsfreie Prüfung (DGZfP)
  5. Rheinländer-J, Accuracy of pipe wall thickness determination from digitised high-energy radiographs, Non Destructive Testing. Proceedings of the First Joint Belgian-Hellenic Conference on Non Destructive Testing, Patras, GR, 22-23 May 1995, (1996) PP 195-200 Rotterdam: Balkema
  6. Belenkij-J.E.; Measurement the parameter of the area-field (Monograph), Naukova Dumka, Kiew, 1984 (228 page)

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