Refresher Courses ASNT offers Level III courses (for application & schedule www.asnt.org)
The Basic examination Pass with main methods or methods.This examination is 4 hrs in length, having 135 questions of equal value.

  1. Administration of NDT personnel certification programs:
    • SNT-TC-1A, 2016 edition
    • ASNT CP-189, 2016 edition
  2. General familiarity with NDT methods :
    • Radiography Testing (Safety, X-ray, and Gamma Rays, Calculations, Techniques)
    • Neutron Radiography (Source, Screen)
    • Ultrasonic Testing (Calculation, Techniques)
    • Eddy Current and Flux Leakage Testing
    • Liquid Penetrant Testing (Techniques, Safety)
    • Magnetic Particle Testing (Techniques, Calculations, Safety)
    • Leak Testing (Practical application)
    • Acoustic Emission Testing (Source, used)
    • Visual Testing (Minimum requirements  of Light Source & used)
    • Thermal / Infrared Testing
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  3. Materials, fabrication, and production technology :
    • Properties of materials, Origin of discontinuities and Failure modes. Resons
    • Materials Processing (Casting, Welding, Forging, Rolling, Extrusion, Brazing, Soldering, Machining, Heat Treatment, Surface Treatment, Adhesive Bonding, etc.)
    • Dimensional Metrology
  • Retake the examination for one (1) year from the date of failure and must reapply as a new candidate.