bimetallic strip

bimetallic strip

[¦bī·mə′tal·ik ‚strip]

(engineering)

A strip formed of two dissimilar metals welded together; different temperature coefficients of expansion of the metals cause the strip to bend or curl when the temperature changes.

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

bimetallic strip

A strip made up of two metals with different coefficients of thermal expansion. With changes in temperature, the strip curves because of uneven expansion of the two metals. Bimetallic strips are used in altimeters, temperature gauges, and other instruments.

An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved