https://www.metaspec.com/product-page/astm-d6547-bimetallic-couple-test-specimen
ASTM D6547 Bimetallic Couple Test Specimen | Metaspec
Bimetallic couple test specimen used in ASTM D6547 (Corrosiveness of Lubricating Fluid to Bimetallic Couple). This test specimen is also known as a bimetallic...
test specimenastmbimetalliccouple