Sampling and Analysis

2 cases · 4 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Engine Condition: Damage Capture method: Scanning Electron Microscope clear all

Sampling and Analysis — sub-branches

Close to the External Surface 2Close to the Internal Surface 1In the Center of the Thickness 1

Results

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Fracture surface of the tubing, close to the outer diameter.
47
VIEW
ML00167 / Aug.2020
Fatigue of a Flared Tubing Connection
M - Austenitic Stainless SteelP - TubingAp - EngineCd - Mechanical Fatigue
Cm - Fractography by SEMDf - Close to the External Surface
The fracture surface of the casting cylinder presented, at the internal surface, interconnected graphite flakes and a corroded matrix.
73
VIEW
ML00141 / Jul.2018
Brittle Fracture of a Corroded Gray Cast Iron
M - Gray Cast ironP - CastingAp - EngineCd - Brittle Fracture
Cm - Fractography by SEMDf - Close to the Internal Surface

More from these cases

ML00141 — Brittle Fracture of a Corroded Gray Cast IronM - Gray Cast ironP - CastingAp - EngineCd - Brittle Fracture
The fracture surface of the casting cylinder presented, in the center of the thickness, cleavage facets and graphite decohesion that corresponds to a brittle fracture of the material.
61
VIEW
ML00141 / Jul.2018
Brittle Fracture of a Corroded Gray Cast Iron
M - Gray Cast ironP - CastingAp - EngineCd - Brittle Fracture
Cm - Fractography by SEMDf - In the Center of the Thickness
The fracture surface of the casting cylinder presented, close to the external surface, a more ductile aspect of the fracture.
58
VIEW
ML00141 / Jul.2018
Brittle Fracture of a Corroded Gray Cast Iron
M - Gray Cast ironP - CastingAp - EngineCd - Brittle Fracture
Cm - Fractography by SEMDf - Close to the External Surface