PIPE WALL THICKNESS MEASURING DEVICE AND PIPE WALL THICKNESS MEASURING METHOD

摘要

PROBLEM TO BE SOLVED: To easily measure even a pipe wall thickness of an inner pipe with a pipe group installed. SOLUTION: A pipe wall thickness measuring head 14 is rockably attached to a support member 13, and the pipe wall thickness measuring head is provided with: a roller magnetically attracted to the pipe; and an ultrasonic probe 28 having a probing surface abutting on the pipe by attraction of the roller. COPYRIGHT: (C)2010,JPO&INPIT