API

1 case · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Microstructure: Tempered Martensite Capture method: Surface Aspect by SEM clear all

API — sub-branches

5CT 15D 45L 1

Results

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Fractographic analysis of the pin showing several secondary intergranular cracks (in the middle of the figure) and quasecleavage transgranular fracture mechanism.
45
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 - Brittle Fracture

More from these cases

ML00088 — Hydrogen Cracking of an API 5D S135 Drill PipeM - Low Alloy Medium Carbon QTP - Drill PipeAp - SubseaCd - Hydrogen Embrittlement
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
Fractographic analysis of the pin showing a region of predominantly intergranular fracture micromechanism.
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 - Intergranular Cracking