Bimetallic wire

Description

A bicomponent wire made with two metals. One example is the steel core wire coated with copper that is used for telegraph and telephone transmissions. Another example is the bimetallic strip used in thermostats to sense temperature changes due to their different thermal expansion coefficients.

Synonyms and Related Terms

bimetallic strip

Sources Checked for Data in Record

• Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996

• Encyclopedia Britannica, http://www.britannica.com