Cupronickel is an alloy of copper, nickel, and strengthening impurities, such as iron and manganese.
Properties[]
Cupronickel does not corrode in seawater, because its electrode potential is adjusted to be neutral with regard to seawater.
Uses[]
Because of the properties it is used for marine hardware, and sometimes for the propellers, crankshafts and hulls of premium tugboats, fishing boats and other working boats.
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