Non destructive testing NDTRadiography is a non destructive testing NDT examination method that uses X-ray and Gamma-ray for detecting internal imperfections, for measuring wall-thickness and for detection of corrosion.The SolutionConventional Radiography involves the process where radioactive rays are directed at the object to be inspected, to pass through it and the resulting image is captured on a film. This film is in-turn processed and image displayed as a sequence of gray shades between ...