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  • musthafa

    to avoid galvanic corrosion due to dissimilar metals ( propeller and steel hull) within seawater, then the sea water act like electrolyte solution, steel hull anode and propeller act like cathode.

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Cathodic protection is often used to mitigate corrosion damage to active metal surfaces. Cathodic protection is used to protect pipelines, water treatment plants, above and underwater storage tanks, ship and boat hulls, offshore production platforms, reinforcement bars in concrete structures and piers, and more. The main purpose of using Cathodic production is to prevent metal from corrosion.

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