Replacement for Cadmium Plating and Hexavalent Chromium on Fasteners and Electrical Connectors

摘要

OBJECTIVE: Replace cadmium plating and hexavalent chromium post treatment with high purity aluminum and trivalent chromium conversion coating. * The intention is to make high purity aluminum the default replacement for fasteners and electrical shell connectors currently plated with cadmium, where technically permissible.