Preferential Dissolution

2 cases · 2 images for “corrosion”

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Capture method: Surface Aspect clear all

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Detailed aspect, by a low magnification microscope, of the internal side of the tube, after longitudinal cut. The tube, that is 1.6mm thick, presented several points of localized corrosion leading to leaks.
46
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ML00170 / Sep.2020
MIC in Aluminum Brass Tubes
M - Aluminum BrassP - Seamless tubeAp - MaritimeCd - Preferential Dissolution
Cm - Surface AspectDf - Localized Corrosion
Aspect of the tubesheet after removal of the cooper alloy tubes and water cleaning. The corrosion is more intense in the regions of tube connection.
176
VIEW
ML00125 / Mar.2018
Dezincification of a Cooler Tubesheet
M - BrassP - PlateAp - ShipCd - Preferential Dissolution
Cm - Surface AspectDf - Corrosion