Hardware Platings and Finishes
Black Oxide
- Color: Black
- Anti-Corrosion Properties: Good (Interior Only) - 8 Hr. Salt Spray
- Characteristics: Most Metals
- Uses: Decorative finish. Used only on interior applications.
Black Zinc
- Color: Black
- Anti-Corrosion Properties: Excellent - 72 Hour Salt Spray
- Characteristics: All Metals
- Uses: Rich and lustrous. With or without lacquering.
Cadmium
- Color: Bright Silver-Gray Dull or Burnished
- Anti-Corrosion Properties: Very Good - 24 Hour Salt Spray
- Characteristics: Most Metals
- Uses: Non-porous metallic plating. Rich appearance, good rust resistance, low cost, good electrical conductivity. Bright silver-gray dull gray or black electroplated finish.
Chromium (Chrome)
- Color: Bright Blue-White
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: Used when a beautiful finish is desired. Bright blue-white lustrous appearance. Electroplated.
Dichromate Dip
- Color: Rainbow
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: A yellow, brown, green or iridescent colored coating. Increases rust resistance. Add to Zinc or Cadmium plating.
E-Coat
- Color: Black
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: Added protection containing corrosion inhibitors. Excellent for exterior applications.
Iridite
- Colors
- Green Blue
- Olive drab Red
- Bronze Black
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: Coloring dip which adds rust resistance. Usually applied on Zinc or Cadmium.
JS-500
- Color: Chrome-like luster
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: Outstanding corrosion resistant finish that provides economical corrosion protection without adversely affecting dimensions.
Mechanical Zinc
- Color: Gray
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: A chemical process of rust-proofing steel.
Parkerized
- Color: Black
- Anti-Corrosion Properties:
- Characteristics: Ferrous Metals
- Uses: Added protection when oiled with a non-drying petroleum oil containing corrosion inhibitors. Good lubricity.
Phosphating
- Colors
- Dull
- Gray
- Black
- Blue
- Anti-Corrosion Properties:
- Characteristics: Ferrous Metals
- Uses: A chemical process of rust-proofing steel.
Passivating
- Color: n/a
- Anti-Corrosion Properties:
- Characteristics: Stainless Steels
- Uses: For stainless steels. A nitric acid dip to remove foreign material and brighten finish.
Zinc Electrogalvanized
- Color: Gray
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: Good rust resistance, appearance & low cost.
Zinc Electroplated
- Color: Blue to Blue-White-Gray
- Anti-Corrosion Properties:
- Characteristics: All Metals
- Uses: Commonly used finish.