Donald N. Bugden

Christopher McAllister

Ultrasonic instrument figure 1

Testing and Measuring | Articles | The Tube & Pipe Journal

Using NDT systems to monitor welded tube production

November 15, 2001 | By Donald N. Bugden

This article discusses the capabilities and limitations of the two most common online tube monitoring test methods, eddy current and ultrasonic. It discusses the types of flaws that each is capable of detecting, and shows photographs of three typical flaws: One that was detected by ultrasonic, one by eddy current, and one by both. It concludes by showing that both methods should be used to provide the most comprehensive testing of welded tube.

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