A Primer on Plating and Finishes for Fasteners

 

To prevent corrosion when coming into contact with dissimilar metals, here are some of the options for plating and finishes for fasteners.

By David Zimmermann, Pivot Point Inc.  Machine Design

Fasteners often come into contact with dissimilar metals—a recipe for corrosion. To prevent corrosion (and add some aesthetics), engineers often recommend that fasteners be plated or coated. Here is a quick look at some those platings and other finishes.

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