Abstract: The ultrasonic testing device for weld seams (28) in pipes, sheets and containers, preferably for circumferential welds in pipelines, is fitted with two identical test head supports (20), each fitted with at least one test head (e.g., 23), arranged in lateral inversion to the weld seam, which acoustically irradiate from the basic material (30) of the pipes or sheets laterally into the weld seam (28) and are coupled to the surface of the basic material (30) opposite the root (32) of the weld seam (28).
Type:
Grant
Filed:
August 18, 1996
Date of Patent:
October 14, 1997
Assignee:
F. H. Gottfeld Gesellschaft fur Zerstorungsfreie Werkstoffprufung mbH
Inventors:
Werner Gunther, Bernhard Karbach, Helmut Heckhauser, Siegmar Schulz