Level III
Infrared and Thermal Testing

Topical Outline

This examination is 4 hours in length, having 135 questions of equal value.

1. Principles/Theory
   • Conduction
   • Convection
   • Radiation
   • The nature of heat and heat flow
   • Temperature measurement principles
   • Proper selection of Thermal/Infrared testing
2. Equipment/Materials
   • Temperature measurement equipment
   • Heat flux indicators
   • Performance parameters of non-contact devices
3. Techniques
   • Contact temperature indicators
   • Non-contact pyrometers
   • Infrared line scanners
   • Thermal/Infrared imaging
   • Heat flux indicators
   • Exothermic or endothermic investigations
   • Friction investigations
   • Fluid Flow investigations
   • Thermal resistance (steady state heat flow)
   • Thermal capacitance investigations
4. Interpretation/Evaluation
5. Procedures
6. Safety and health
   • Safety responsibility and authority
   • Safety for personnel
   • Safety for client and facilities
   • Safety for testing equipment

References

The number in parentheses following each reference is the ASNT catalog number.

• NDT Handbook, third edition, Volume 3, Infrared and Thermal Testing (143, 144CD, 144WCD)
• NDT Handbook, second edition, Volume 9, Special NDT Methods (134A)
• Fundamentals of Heat and Mass Transfer (952)
• ASNT Level III Study Guide — Infrared and Thermal Testing Method (2265)

 

 

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