Protection of a metal structure from corrosion under water by making it act as an electrical cathode.
More example sentences
- A process called cathodic protection will reverse the effects of salt corrosion by passing a small electric current through steel reinforcements inside the concrete.
- The commercially pure metal has a number of important nonstructural uses, for example, in pyrotechnics, as an alloying agent in nonferrous metallurgy, and in the cathodic protection of other metals against corrosion.
- Stainless steel tubing increases copper alloy tube sheet attack to the point where impressed current cathodic protection is normally required to control tube sheet corrosion.