Method for preventing fretting and galling in a polygon coupling

Electrolysis: processes – compositions used therein – and methods – Electrolytic coating – Coating selected area

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205151, 205156, 205209, C25D 502, C25D 534, C25D 704

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active

054568188

ABSTRACT:
A method of preventing galling between first and second metallic surfaces which are disposed in contacting, substantially stationary relation, one to each other, includes coating at least one of the first and second metallic surfaces with a layer of hard chromium plating.

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patent: 5110421 (1992-05-01), Gabrielson
patent: 5122256 (1992-06-01), Waskiewicz
Chromium Corporation of America: Chromium Plating CRODON pp. 1-24 (1937) no month.
Hyman Chessin & Everett Fernald, Jr. "Hard Chromium Plating" (no date).
Walter P. Waskiewicz, SAE Technical Paper Series 841124, "Extending Bearing Life in Off-Highway Equipment" Sep. 1984.

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