electromagnetic crack detector
electromagnetic crack detector
[i¦lek·trō·mag′ned·ik ′krak di‚tek·tər] (metallurgy)
An instrument that detects cracks in iron or steel objects by applying a strong magnetizing force and measuring the resulting magnetic flux through the object.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.