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Brittle Fracture

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Crevice Corrosion in a Subsea System — Aspect Before Analysis

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TryML00114 corrosion ML00132 brittle fracture ductile behavior fatigue hydrogen fracture embrittlement stress corrosion

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Microstructure73

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Ferrous Alloys150 cases
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Atlas / Detail focus / Damage / Brittle Fracture

Capture method: Micrography by OM, HF + HNO3 + H2O etch ×clear all

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The main crack is to the top and the blade surface is to the right, in this micrography that does not reveal any plastic deformation, with transgranular and integranular cracks.

24

ML00176 / Nov.2021

Hydride Formation in a Titanium Blade

M - Unalloyed TitaniumP - BladeAp - Oil and GasCd - Hydride Formation

Cm - Micrography by OM, HF + HNO3 + H2O etchDf - Brittle Fracture

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