Quote:
Originally Posted by Wiregrassguy
Gold plate must be plated over nickel, tin, silver and some other metals.
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Makes sense to me. I know that steel bumpers used to be plated with copper before chrome plating. Just did not know about gold wash. I did find that gold wash refers to a gilded layer with a thickness less than 0.2 micron. Gold plate is thicker - typically not less than 0.7 micron.