permenorm alloy

permenorm alloy

[′pər·mə‚nȯrm ′al‚ȯi]

(metallurgy)

An alloy containing 50% nickel and 50% iron; used as magnet core material and in magnetic amplifiers.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.