Damage

2 cases · 5 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Microstructure: Martensite Capture method: Surface Aspect clear all

Damage — sub-branches

Crack 1Fatigue Crack 1Localized Corrosion 1Pitting 1Plastic Deformation 1

Results

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Detail of a sound teeth, showing marks of plastic deformation across the tooth surface.
53
VIEW
ML00181 / Apr.2022
Wear of a Carburized Hypoid Gear
M - Low Alloy for Thermochemical TreatmentP - Pinion-crown assemblyAp - ShipCd - Wear
Cm - Surface AspectDf - Plastic Deformation
The macroscopic aspect of the surface after preparation. Grinding and polishing.
50
VIEW
ML00092 / Sep.2017
MIC of a Valve Body
M - Martensitic Stainless SteelP - Valve BodyAp - Oil and GasCd - Brittle Behavior
Cm - Surface AspectDf - Localized Corrosion

More from these cases

ML00181 — Wear of a Carburized Hypoid GearM - Low Alloy for Thermochemical TreatmentP - Pinion-crown assemblyAp - ShipCd - Wear
Macroscopic detail of the pitting damage and plastic deformation at the surface of non-fractured tooth.
58
VIEW
ML00181 / Apr.2022
Wear of a Carburized Hypoid Gear
M - Low Alloy for Thermochemical TreatmentP - Pinion-crown assemblyAp - ShipCd - Wear
Cm - Surface AspectDf - Pitting
Macroscopic detail of the fractured tooth, showing marks of plastic deformation at the tooth surface and several longitudinal cracks in the contact surfaces.
46
VIEW
ML00181 / Apr.2022
Wear of a Carburized Hypoid Gear
M - Low Alloy for Thermochemical TreatmentP - Pinion-crown assemblyAp - ShipCd - Wear
Cm - Surface AspectDf - Crack
Macroscopic detail of the fractured tooth, showing several longitudinal cracks in the contact surfaces, suggesting the occurrence of spalling damage.
44
VIEW
ML00181 / Apr.2022
Wear of a Carburized Hypoid Gear
M - Low Alloy for Thermochemical TreatmentP - Pinion-crown assemblyAp - ShipCd - Wear
Cm - Surface AspectDf - Fatigue Crack