Passivation

The formation (or restoration, after pickling or citric/nitric treatment) of the thin chromium-oxide film that makes stainless steel corrosion-resistant. Free-iron contamination from fabrication must be removed for the film to work.

More terms

Annealing · Austenite · Bainite · Carbon equivalent (CEV) · Carburizing · Case hardening · Charpy impact test · Cold drawn · Decarburization · Elongation (A) · ESR (electroslag remelting) · Ferrite