A phosphate conversion coating is a type of protective coating that is applied to metal surfaces. The coating is created by a chemical reaction between the metal surface and a phosphoric acid solution ...

Engineers have a range of coatings and finishes they can specify for metal hardware such as retaining rings, wave springs, latches, hinges, and fasteners. The finishes can be functional or aesthetic.

ANNISTON ARMY DEPOT, Ala. -- If it is rebuilt, reworked or repaired on Anniston Army Depot, odds are the Metal Finishing Branch touches it. There, parts are cleaned of any paint or oil that may be ...