Knowledge CentreBlogRSS feedIndustry agenda, regulatory updates and technical content.Allaccreditationautomotivece-markingcertificate-verificationcertificationcorporateen-iso-9606guideiatf-16949inspectioniso-9001ndtnon-destructive-testingoccupational-safetypedperiodic-inspectionpressure-equipmentstoryteamturkakwelder-certificationweldingndtnon-destructive-testingNon-Destructive Testing (NDT) Methods: RT, UT, MT, PT, VT — Which One, When?Radiographic, ultrasonic, magnetic particle, penetrant, visual testing — how do we check a weld or part without damaging it? The five core NDT methods, what each detects, and when to choose which.4 June 2026ASİS UK NDT Team