Ultrasonic inspection system

摘要

An ultrasonic inspection system for ultrasonic inspection of the guide structure of a reactor pressure vessel having two shear wave transducers, one positioned to face in a first direction about 30 DEG from normal to a top edge of the grid members of the top guide structure and a second one positioned to face in a second direction about 30 DEG from normal to a top edge of the grid members of the top guide.