Sampling and Analysis

1 case · 5 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Subsea Condition: Brittle Behavior Capture method: Scanning Electron Microscope clear all

Sampling and Analysis — sub-branches

External Surface 2Internal Surface 3

Results

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Aspect by scanning electron microscopy of the cracking at the external surface of the fitting.
47
VIEW
ML00094 / Sep.2017
MIC of a Subsea Hydraulic Line
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Cm - Surface Aspect by SEMDf - External Surface

More from these cases

ML00094 — MIC of a Subsea Hydraulic LineM - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Aspect by scanning electron microscopy of the cracking at the external surface of the fitting. Interesting to observe that the cracks are deformed.
39
VIEW
ML00094 / Sep.2017
MIC of a Subsea Hydraulic Line
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Cm - Surface Aspect by SEMDf - External Surface
Aspect by scanning electron microscopy of the cracking at the internal surface of the fitting.
36
VIEW
ML00094 / Sep.2017
MIC of a Subsea Hydraulic Line
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Cm - Surface Aspect by SEMDf - Internal Surface
Aspect by scanning electron microscopy of the cracking at the internal surface of the fitting. Interesting to observe multiple cracks with brittle characteristic.
39
VIEW
ML00094 / Sep.2017
MIC of a Subsea Hydraulic Line
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Cm - Surface Aspect by SEMDf - Internal Surface
The internal surface of the fitting presents multiple cracks not associated to pitting.
39
VIEW
ML00094 / Sep.2017
MIC of a Subsea Hydraulic Line
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Cm - Surface Aspect by SEMDf - Internal Surface