Atlas

3 cases · 4 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Corrosion Microstructure: Austenite Capture method: Transverse Section Aspect clear all

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SCC of Austenitic SS Flange Stub End
1
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ML00168 / Aug.2020
SCC of Austenitic SS Flange Stub End
M - Austenitic Stainless SteelP - Stub EndAp - Chemical IndustryCd - Stress Corrosion
Cm - Transverse Section AspectDf - Cracks
After a longitudinal cut of the case it was possible to see that a localized corrosion has occurred associated to the regions where there were sealed holes, plugged, in a crevice condition, not related to any welded position.
193
VIEW
ML00122 / Feb.2018
Crevice Corrosion in a Subsea System
M - Austenitic Stainless SteelP - CaseAp - Oil and GasCd - Crevice
Cm - Transverse Section AspectDf - Corrosion
Transverse section of the 2" diameter pipe at the pitting location. The pipe was leaking.
1323
VIEW
ML00014 / Apr.2017
Pitting Corrosion in 316SS Pipe
M - Austenitic Stainless SteelP - Seamless PipeAp - FPSOCd - Pitting Corrosion
Cm - Transverse Section AspectDf - Pitting

More from these cases

ML00122 — Crevice Corrosion in a Subsea SystemM - Austenitic Stainless SteelP - CaseAp - Oil and GasCd - Crevice
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