Eddy Current Testing – Level III

SNT-TC-1A, ANSI/ASNT CP-189, and NAS-410

Course Description:

A high volume review of eddy current testing principles expected to be known by ET Level III personnel. The course is intended for persons already familiar with the subject matter, but who seek an extensive review of eddy current theory and practice, plus reinforcing exercises in ET mathematics problems and is ideal for candidates preparing to take ET Level III examinations. The instructor will help each student identify areas requiring further attention and study.

Program Highlights:

  • Background & Principles of Eddy Current Testing
  • Test Coil Theory, Calculations, Variations & Selection
  • Electrical & Magnetic Theory
  • Frequency Selection
  • Electromagnetic Induction
  • Test Techniques for Ferrous & Nonferrous Materials
  • Impedance Plane Theory
  • Signal Interpretation
  • Calibration of Equipment
  • Flux Leakage Concepts
  • Bridge Configurations
  • Units, Symbols & Formulas
  • Test Coil Theory, Calculations, Variations & Selection
  • Survey of Applications & Solutions
  • Procedures, Specifications & Standards

Prerequisites & Comments:

The Level III Refresher courses are designed for persons who have already been previously exposed to the subject matter and are seeking a comprehensive review to prepare for Level III examinations. Class size is limited.