A practical guide to eddy current inspection of welded structures

摘要

This article gives the history of eddy current weld inspection. It also provides an overview of the application, advantages, and possibilities of the eddy current testing techniques for welds. It specifically covers basic impedance plane eddy current weld inspection for surface-breaking flaws and its commercial applications. The article overviews applications, theory, inspection methods, typical equipment, standards, certification, other electromagnetic methods and recent developments.