Scanning Electron Microscope

74 cases · 354 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Damage clear all

Scanning Electron Microscope — sub-branches

Electrolytic Etch Micrography by SEM 5Fractography by SEM 166Kalling Etched Micrography by SEM 2Micrography by SEM 50Nital Etched Micrography by SEM 39Surface Aspect by SEM 92

Results

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Image of the external surface of the pipe presenting regions of localized corrosion (in the beginning) and deposits
387
VIEW
ML00014 / Apr.2017
Pitting Corrosion in 316SS Pipe
M - Austenitic Stainless SteelP - Seamless PipeAp - FPSOCd - Pitting Corrosion
Cm - Surface Aspect by SEMDf - Corrosion
The fracture micromechanism is ductile for the pin that has been sheared in a condition of controlling the load carrying. Elongated Dimples.
453
VIEW
ML00007 / Dec.2020
Free Machining Brass in Shear Pin
M - BrassP - Machined PartAp - LiftingCd - Shear
Cm - Fractography by SEMDf - Elongated Dimples

More from these cases

ML00014 — Pitting Corrosion in 316SS PipeM - Austenitic Stainless SteelP - Seamless PipeAp - FPSOCd - Pitting Corrosion
Image of the external surface of the pipe presenting deposits where there is a localized corrosion at the surface.
326
VIEW
ML00014 / Apr.2017
Pitting Corrosion in 316SS Pipe
M - Austenitic Stainless SteelP - Seamless PipeAp - FPSOCd - Pitting Corrosion
Cm - Surface Aspect by SEMDf - Corrosion
Image of the external surface of the pipe presenting the aspect of the localized corrosion by pitting.
297
VIEW
ML00014 / Apr.2017
Pitting Corrosion in 316SS Pipe
M - Austenitic Stainless SteelP - Seamless PipeAp - FPSOCd - Pitting Corrosion
Cm - Surface Aspect by SEMDf - Pitting
ML00007 — Free Machining Brass in Shear PinM - BrassP - Machined PartAp - LiftingCd - Shear
The fracture surface is ductile and the micromechanism is dimples, elongated due to the shearing action.
83
VIEW
ML00007 / Dec.2020
Free Machining Brass in Shear Pin
M - BrassP - Machined PartAp - LiftingCd - Shear
Cm - Fractography by SEMDf - Ductile Fracture