Fatigue

2 cases · 2 images for “fatigue”

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Detail focus: Ductile Fracture clear all

Fatigue — sub-branches

Fatigue Induced by a Defect 1Mechanical Fatigue 3Thermal Fatigue 3Vibration Induced Fatigue 5

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Micrographic detail of the final fracture by overloading after the fatigue crack propagated almost through the wall thickness. The microstructure presents strong plastic deformation around the crack, in a ferritic pearlitic structure.
29
VIEW
ML00149 / Dec.2018
Vibration Induced Fatigue in a Gas Piping
M - Low Carbon SteelP - Piping spoolAp - FPSOCd - Vibration Induced Fatigue
Cm - Nital Etched Micrography by OMDf - Ductile Fracture
Fractographic detailed aspect of the rough part of the fracture surface, presenting ductile dimples. This is the final fracture, by overload.
137
VIEW
ML00130 / Jun.2018
Fatigue Fracture of Overloaded Bolts
M - Low Alloy Medium Carbon QTP - FastenerAp - O&G Well DrillingCd - Mechanical Fatigue
Cm - Fractography by SEMDf - Ductile Fracture