Guide to Finishes & Plating - Fasteners, Screws, Nuts, Bolts, Washers, Pins

Guide to Finishes & Plating

Fastener Plating (Finishes) Chart

Zinc	Cadmium	Zinc Dichromate

Cadmium Dichromate	Galvanized	Black Zinc

Phosphate, Black Phosphate	Chrome	Nickel

Plating availability based on accessible inventory. Please check for plating/finish availability by viewing our inventory, drilling down to whatever you require, with the easy-to-use Detailed Search menus on our Online Store page.

Description	Plating	Corrosion Resistance Level; other Purposes
Zinc	Zinc, electroplated	Very good
Cadmium	Cadmium, electroplated	Very good, especially for wet environments
Zinc Dichromate	Zinc Dichromate	Very good to excellent
Cadmium Dichromate	Cadmium Dichromate	Very good to excellent
Galvanized	Hot-dip Galvanized (electrochemical process)	Very good
Black Zinc	Zinc, electroplated	Very good
Phosphate, Black Phosphate	Manganese Phosphate	Good
Chrome	Chromium, electroplated	Good. Useful against physical wear & erosion. Appearance more durable than zinc's.
Nickel	Bright nickel, electroplated	Good
Hot Dipped Wax	Hot Dip Wax	Facilitates easier driving of part; reduces galling
Phosphate & Oil	Grey coating with oil bath	Moderate; useful against physical wear

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