Ultrasonic Examination (UT)

LEVEL I

DURATION : 15 DAYS


CONTENTS

  • Physical properties of sound energy in the ultrasonic range, generation of ultrasound (various types of transducers)
  • Piezo-electric effect
  • Propagation of sound energy through materials, types of wave forms and velocities in materials.
  • Ultrasonic test methods, pulse echo, through transmission, immersion testing.
  • Compression, angle, surface beam testing. Beam profiles, attenuation of energy, acoustic impedance.
  • Energy conversion at interfaces, reflection, refraction, mode conversion.
  • Calibration standards.
  • Practical exercises, calibration and inspection.
  • Evaluation of reflectors.
  • Reporting and procedures.
  • End-of-course examinations.

LEVEL II

DURATION : 15 DAYS


CONTENTS

Same as for Level 1 but more in depth with emphasis on:

  • Practical testing, flaw identification, beam and flaw plotting.
  • Inspection of welds, castings and forgings, aerospace components, billets.
  • Calibration of equipment, inspection flaw sizing using the 6dB, 20dB maximum amplitude methods.
  • Reference sizing, according to DGS and DAC techniques.
  • End-of-course examinations.

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