Students taking Radiographic Testing Level 1 will learn the basic principles governing testing and inspection processes and learn the required safety precautions when working with radiation hazards.


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Course Features

  • Understand the basic principles governing the Testing and Inspection Process.
  • Understand and be familiar with the safety precautions required for radiation hazards.
  • Be familiar with the different types of parts tested.
  • Be familiar with the basic procedures involved with the test method.
  • Understand the specific requirements for the technique and be able to properly select the procedure.
  • Understand the advantages and disadvantages of the test method.
  • Understand basic Metallurgy where related to NDT and the material tested.

You will be able to:

  • Be aware of the different types of equipment and products available to industry with regards to radiation method.
  • Decide on the necessary items and products required to complete the job.
  • Follow a proper and authorized testing procedure.
  • Understand and recognize the typical surface and sub-surface discontinuities, flaws or irregularities.
  • Use the X-ray and Gamma ray technique in locating discontinuities.
  • Analyze the project situation and results required.
  • Be prepared to interpret performance results with a senior technician.

Key Points of Course – Level 1 (with Safety)

Equipment employed, including:

  • Your knowledge and ability to use various types and the functions of standard equipment.
  • Portable and stationary, automatic and manual types of equipment, application and use including isotopes used and x-ray tubes (limits).  Safety precautions and practices for all related radiation generating ‘tools’.

Principles and Purposes:

  • Theory of radioactivity including some local, provincial and federal requirements in various countries.

Radiation Safety:

  • Types of x-rays/gamma rays sources.  Required procedure sensitivity, intensity, shielding and working distances.
  • Detection devices and primary, secondary (acute/latent) effects and absorption characteristics, dose and safety codes.


  • Image and geometry principles including – focal spot, electromagnetic spectrum, film types/characteristics, screens and filters, image quality indicators (penetrameters) and factors, processing.

Evaluation Techniques and Standards:

  • Discontinuity and Defect identification including film viewing.  The use of industry standards and their applicability to the test method.