In the Center of the Thickness

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Crevice Corrosion in a Subsea System — Aspect Before Analysis

The microstructure of the bolt is martensitic in the center of the thickness. Longitudinal section.
110
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 - In the Center of the Thickness