Triple layer nickel-copper-nickel electroplating process with enhanced rust and corrosion resistance for long-lasting durability.

This image illustrates the triple layer electroplating process used in Nickel-Copper-Nickel plating, enhancing rust and corrosion resistance. The layers include Nickel Plating (First Layer), Copper Plating (Second Layer), and Nickel Plating (Third Layer), all tested to ensure long-lasting durability in various environments.