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How Do Traffic Lights And Colors Should Be Selected

Dec 06, 2016

Generally this color only need pole hot dipped galvanized after passivation treatment as a whole, after after the Sun, the original zinc-plating of Silver zinc plated surface oxidized silver, play a protective role for zinc coating. Traffic signal pole directly by means of spray painted silver, codenamed silver, fourth.
More eye-catching to let bars stand in the street, the traffic Police Department will choose white.