Ferrous Alloys

1 case · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Microstructure: Austenite Capture method: Optical Microscope Detail focus: Welded Joint clear all

Ferrous Alloys — sub-branches

High Alloy Steel 24

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Microstructure of the welded region of the padeye, at the fusion line. The weld metal is dendritic, austeno ferritic, in the left side of the figure. The heat affected zone is in the center of the figure and shows no changes in relation to the base metal. The padeye base metal is to the right side of the figure.
120
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ML00122 / Feb.2018
Crevice Corrosion in a Subsea System
M - Austenitic Stainless SteelP - CaseAp - Oil and GasCd - Crevice
Cm - Micrography by OM using A262 Method ADf - Welded Joint

More from these cases

ML00122 — Crevice Corrosion in a Subsea SystemM - Austenitic Stainless SteelP - CaseAp - Oil and GasCd - Crevice
Micrographic detail of the fusion line of the welded joint of the padeye. The connector where the padeye was installed was welded to the case, but presented no evidences of corrosion.
110
VIEW
ML00122 / Feb.2018
Crevice Corrosion in a Subsea System
M - Austenitic Stainless SteelP - CaseAp - Oil and GasCd - Crevice
Cm - Micrography by OM using A262 Method ADf - Welded Joint