Hydrogen

2 cases · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Subsea Capture method: Scanning Electron Microscope Detail focus: Cleavage Facets clear all

Hydrogen — sub-branches

Hydrogen Embrittlement 11

Results

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Fractographic aspect by scanning electron microscopy, in the center of the broken bolt, presenting transgranular fracture micromechanism.
45
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ML00139 / Jun.2018
Hydrogen Fracture of a 17-4 PH Allen Bolt
M - Precipitation Hardened Stainless SteelP - Allen BoltAp - SubseaCd - Hydrogen Embrittlement
Cm - Fractography by SEMDf - Cleavage Facets
Fractographic analysis of the pin detailing a region of predominantly quasecleavage fracture micromechanism, associated to a macroscopic flat fracture surface.
46
VIEW
ML00088 / Dec.2017
Hydrogen Cracking of an API 5D S135 Drill Pipe
M - Low Alloy Medium Carbon QTP - Drill PipeAp - SubseaCd - Hydrogen Embrittlement
Cm - Surface Aspect by SEMDf - Cleavage Facets

More from these cases

ML00139 — Hydrogen Fracture of a 17-4 PH Allen BoltM - Precipitation Hardened Stainless SteelP - Allen BoltAp - SubseaCd - Hydrogen Embrittlement
Fractographic detail of the transgranular fracture micromechanism, brittle.
43
VIEW
ML00139 / Jun.2018
Hydrogen Fracture of a 17-4 PH Allen Bolt
M - Precipitation Hardened Stainless SteelP - Allen BoltAp - SubseaCd - Hydrogen Embrittlement
Cm - Fractography by SEMDf - Cleavage Facets