Passivation is a common chemical finishing process using nitric acid or citric acid to prevent corrosion in stainless steel and other metals.
Passivation: Principles, Types, Applications, and Benefits
Stainless Steel Passivation - ASTM A 967
Materials, Free Full-Text
What is Passivation? How Does Stainless Steel Passivation Work?
Materials, Free Full-Text
Passivation of austenitic and martensitic stainless steels - NGL
Passivation of Stainless Steel: What is It, and How Does It Work?
How to Passivate Stainless Steel Equipment and Instrumentation
Guide to Passivation Treatments [Specific Content]
Metal Passivation: Preventing Iron from Getting Active
Common Uses for Passivated Stainless Steel - Derek Hogue's Blog
Electropolishing vs. Passivation: What's Better
Passivation Process from the Surfacing Experts at RP Abrasives
Passivation of stainless steel after welding - Cougartron