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Uniform Structure

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Crevice Corrosion in a Subsea System — Aspect Before Analysis

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TryML00121 corrosion ML00032 brittle fracture ductile behavior fatigue hydrogen fracture embrittlement stress corrosion

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Atlas / Detail focus / Microstructure / Uniform Structure

Application: Subsea ×clear all

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Micrography of the longitudinal section of the bolt at the bottom of the thread fillet, showing the uniform martensitic structure, not strain hardened.

90

ML00126 / Mar.2018

Hydrogen Fracture of Subsea Allen Bolts

M - Low Alloy Medium Carbon QTP - Coated ProductAp - SubseaCd - Hydrogen Embrittlement

Cm - Nital Etched Micrography by OMDf - Uniform Structure

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