Pressure Housing For In-Water Pressure Based Systems

摘要

An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel (Figure 2). The coating comprises one or more electroplated layers on the surface of said article and vapor deposited on the electroplated layers a stack layer containing layers of refractory metal or metal alloy alternating with layers of refractory metal nitrogen containing compounds and refractory metal alloy nitrogen containing compounds wherein the nitrogen content of the refractory metal nitrogen containing compounds and refractory metal alloy nitrogen containing compounds is from about 3 to about 22 atomic percent.