Dezincification

Description

A form of corrosion that occurs at the surface of some brasses in which the proportion of zinc is depleted from the alloy either by vaporization during heating or by solubilizaton. The remaining surface is copper-rich, porous, and weak.

Synonyms and Related Terms

Entzinkung (Deut.); dezinkificatie (Ned.); deszincificação (Port.)

Authority

• Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976

• David C. Scott, Metallography and Microstructure of Ancient and Historic Metals, The Getty Conservation Institute, Los Angeles, 1991