A galvanic anode is the main component of a galvanic cathodic protection (cp) system used to protect buried or submerged metal structures from corrosion. they are made from a metal alloy with a more "active" voltage (more negative reduction potential / more positive electrochemical potential ) than the metal of the structure.. Find great deals on ebay for boat zinc anode. shop with confidence.. Boat anodes our zinc anodes are made to the current mil-a-18001k spec (aka astm b-418 type 1) , while our aluminum anodes conform to the current mil-a-24779 spec . in addition to stock hull anodes, we also can make anodes in other sizes or with different alloys..
