Oil and Gas

2 cases · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Capture method: Transverse Section Aspect Detail focus: Localized Corrosion clear all

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Macrosection detail of the valve body at the thread, showing the metal to metal contact between the carbon steel female thread and the stainless steel male thread.
80
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ML00184 / Apr.2023
Dissimilar Steels in a Threaded Connection
M - Low Carbon SteelP - ForgingAp - OffshoreCd - Localized Dissolution
Cm - Transverse Section AspectDf - Localized Corrosion
Detail of the case thickness (20 mm) with the through wall localized corrosion in a crevice condition where there was a plug.
98
VIEW
ML00122 / Feb.2018
Crevice Corrosion in a Subsea System
M - Austenitic Stainless SteelP - CaseAp - Oil and GasCd - Crevice
Cm - Transverse Section AspectDf - Localized Corrosion