Corrosion between two dissimilar metals - couplings, centralizers, pumps, packers, profiles usually severe metal loss on one metal near contact point. May see galvanic loss on a single metal with current
George E. King Engineering, 5000 Oilfield Terms: A Glossary of Petroleum Engineering Terms, Abbreviations and Acronyms, US 2010. http://gekengineering.com/Downloads/Free_Downloads /Glossary_of_Petroleum_Engineering_Terms_25_August _2010.pdf, (Oil - Amer) {593}