Liquid Penetrant Inspection

5 Day Course (40 hours)

Course Description

This 40 hour course covers all theory aspects of the method including field aerosol and production line immersion systems as well as providing 50 per cent practical ‘hands-on’ workshop experience of the various techniques.

Course Content

Aerospace product technology
Introduction to the liquid penetrant method
Penetrants, removers and developers
Pre-testing, cleaning and pre-cleaning, and post-cleaning
Mechanism, properties and application of penetrant
Penetrant removal
Developers
Inspection and interpretation
Materials and process control
Special purpose materials
Writing of reports, instructions and procedures.

Learning Objectives

At the conclusion of this seminar the student should be able to:

  1. Describe the basic principles and theoretical aspects of the liquid penetrant test method.
  2. List several applications of the liquid penetrant test method.
  3. List the types of discontinuities detected with the liquid penetrant test method.
  4. Describe the cause and effect of various types of discontinuities.
  5. Describe the operational steps in the liquid penetrant test and understand the importance of each step.
  6. Perform liquid penetrant examinations with both contrast and fluorescent penetrant, following a written procedure.
  7. Interpret and evaluate the test results with respect to the applicable standards.
  8. Complete the required test reports, and prepare a clear and concise written instruction (Procedure).
  9. Locate defects in various aircraft materials, components and structures with a high probability of detection.
  10. Pass the end of course test.

June 2017

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