Refinery

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Crevice Corrosion in a Subsea System — Aspect Before Analysis

Detail of the fusion line region of the repair weld.  Cracks filled with oxides indicating that the material was already corroded when the bead was deposited.
105
ML00015 / Oct.2017
Intergranular Corrosion of 304SS Plate
M - Austenitic Stainless SteelP - Rolled PlateAp - RefineryCd - Intergranular Corrosion
Cm - Micrography by OM using A262 Method ADf - Crack