Magnesium anodes for ships and boats

Hull Anodes - Magnesium AZ63 - US MIL The efficiency of the Corrosion Group magnesium anodes is approximately 55% in seawater, the capacity is approximately 1100 amp-hours / kg. The potential of the magnesium alloy is about -1.55 volts relative to the CuCuSO4 half-cell in seawater. Areas of use: Magnesium anodes are effective and economical for corrosion protection of steel structures in salt, brackish and fresh water.