FTM 5322 Figure 1 corrosivity test setup with bimetallic couple test specimen

FTM 5322 Bimetallic Couple Test Specimen

Test specimens used in FTM 5322 bimetallic couple corrosion testing (also called a galvanic corrosion test). The bimetallic couple is a brass clip fitted to a steel disk that has a 1" diameter and is 1/2" to 1" thick and ground on one side. 

These test specimens are available in other materials and alloys for modified versions of this test method on request.