Aa. Shcherbakov et Vn. Danilov, Selecting a set of parameters and devices for on-site verification of ultrasonic flaw detectors, RUSS J NOND, 35(3), 1999, pp. 207-213
We provide a rationale for the advisability of regular on-site verification
s of ultrasonic flaw detectors. We propose a minimal set of parameters to b
e verified and verification devices.