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Infrared Thermography Testing (IRT/TT)

Overview: What is Infrared Thermography Testing?

Working principle of infrared thermography testing: The tested part is stimulated, e.g. with ultrasonic bursts or halogen lights. An infrared camera captures the thermal response of the part as a result of the stimulation. This generates a thermal image that indicates defects and other properties of the part’s material.

Variations:

  • Passive
  • Active/Lock-in:
    • Optical excitation (Halogen-, Ultrasonic-, Laser-Thermography etc.)
    • mechanical excitation
    • electromagnetical excitation

Use cases: sub-surface delamination, cracks detection; detection of material discontinuities (thickness differences), localisation of repairs, repaints or hidden parts; localisation of water inclusions

Materials: mainly carbon fiber and glass fiber; but ultrasonic burst thermography does also work with metals

Testia’s qualifications and certifications: EN 4179 – see the full list of Testia’s qualifications on our certification page

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Testia's Thermography Inspection Services

We offer thermography inspection services for manufacturing in various industry sectors and in-service inspection (Part-145) for aerospace, Level 3 consultancy as well as TT/IRT training courses.

Typical use cases for this method include:

  • thermal stress
  • water ingress
  • impacts
  • delamination
  • disbonding

Testia's Thermography Testing Products

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Gecko

Direct, quick and reliable characterization of defects on vertical honeycomb repaired structures for assuring structural safety

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Reference Blocks

Assure precise inspection measurements for any aerospace NDT device – thanks to our comprehensive catalog of reference blocks Reference blocks (also: reference standards, calibration blocks) are highly characterized, standardized and