I-Ultrasonic Flaw Detector iyithuluzi lokuhlola elingakonakali elisetshenziselwa ukuhlola ukonakala kwendawo kanye nendawo, ukukala ukushuba kodonga, njll. futhi ifanele ama-workpiece amakhulu ahlukahlukene kanye nezidingo zokulinganisa ukucaca okuphezulu.