Optical Microscope

1 case · 1 image

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Fatigue Microstructure: Tempered Martensite Detail focus: Longitudinal Section clear all

Optical Microscope — sub-branches

Nital Etched Micrography by OM 1

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The fracture of the bolt occurred associated to the bottom of the thread. Compare this photo with the previous one to understand where the fracture started.
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ML00130 / Jun.2018
Fatigue Fracture of Overloaded Bolts
M - Low Alloy Medium Carbon QTP - FastenerAp - O&G Well DrillingCd - Mechanical Fatigue
Cm - Nital Etched Micrography by OMDf - Longitudinal Section