For example steel base plated copper, nickel, chromium plating, low layer again tin bronze chrome, multi-layer nickel chrome plating nickel ferroalloy, chrome, and so on.
The deduction is confirmed by establishing self locking conditions and determining the sliding friction coefficients between sand and chromium plating layer and between sand and nitrided surface.
Add in the milky white chromium plating chromium, called light wear double chrome plated. In the plane, shipping parts and guns lumen is widely applied.
It is similar to chromium plating, and the outward appearance is very excellent.
Cylindrical anodes are conventionally used for chromium plating on surface of cylindrical articles.
Hexavalent chromium plating has weaknesses such as toxicity and environmental pollution.
The basic principle and the improvement of Santana spherical cast iron piston ring chromium plating technology is briefly introduced.
Orthogonal test of decorative and protective chromium plating process Part III-Evaluation methods and standards for deposits
