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NOVO's NDT Specialist Explains DR in Pipe Inspection

November 29, 2016

Digital Radiography or DR is an advancement of traditional Radiography. This technique utilizes DDAs (Digital Detector Arrays) instead of Film or CR (Computed Radiography) in order to create an instant Image. The Radiation reaches the DDA, which has passed through the object, converted by a Scintillator into visible light and then translated into a digital Image. The physics (Angles, Penetration, technique etc) remain similar and only mild changes are required to make the transition to Digital Radiography.  

Why do we inspect Pipes?

Pipes, whether in service, in production or during installation, have a variety of potential problems which can lead to failures. Typical inspections of pipes are performed in order to inspect the welds, measure wall thinning, Corrosion and clogging due residue build-up.



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