A method of testing extended samples in connection with the presence of cracks through ultrasonic technique. (Machine-translation by Google Translate, not legally binding)

摘要

A method of testing elongated samples for the presence of cracks by means of ultrasonic technique, characterized by the operations of arranging a plurality of ultrasonic investigator units at predetermined spaced points along a relative path of travel between said units and a sample , communicate ultrasonic energy to each of said units, with what (Machine-translation by Google Translate, not legally binding)