Passive iron

Description

Iron that has been acid treated to make it corrosion resistant. A strong oxidizing agent, such as nitric acid, forms a protective oxide coating on the surface.

Synonyms and Related Terms

fer passiv (Fr.); passief ijzer (Ned.); ao passivo (Port.)

Authority

• Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

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