Abstract
Scanning patterns of a modified AC magnetic bridge are established through the use of finite-width flaws. From these patterns, the widths and depths of surface flaws can be determined. The technique was also applied fatigue cracks.
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Woodward, M.R., Sreshta, H.A., Zinke, O.H. et al. Surface flaws using a modified AC magnetic bridge. Experimental Mechanics 35, 367–373 (1995). https://doi.org/10.1007/BF02317547
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DOI: https://doi.org/10.1007/BF02317547