GENERAL REQUIREMENTS FOR QUALIFICATION AND PCN ...

EN ISO 9712: Non-destructive testing - Qualification and certification of personnel Wherever there is a conflict between the requirements of standard concerning NDT personnel qualification and certification, the PCN Scheme will meet or exceed the EN ISO 9712 criterion unless otherwise indicated by text placed within a frame similar to

  Testing, Non destructive testing, Destructive

Wall Thickness Measurement - NDT

Keywords: Digital Radiography, NDT X-ray, Pipe Inspection, wall thickness measurement, Tangential and Double Wall Techniques . 1. Introduction – NDT Pipe Inspection . One of the major field NDT areas is pipe inspection, which involves testing for corrosion and erosion as well as examining the quality of welds in pipes. Over time, corrosion ...