Sampling and Analysis

2 cases · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Standard: G41400 Capture method: NItal Etched Macro clear all

Sampling and Analysis — sub-branches

Longitudinal Section 2

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The longitudinal section of the shaft shows a coarse structure. Only very close to the surface the structure is slightly refined.
99
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ML00152 / Dec.2018
Low Alloy Steel Pump Shaft
M - High Strength Low AlloyP - ShaftAp - Oil and GasCd - Removed From Service
Cm - NItal Etched MacroDf - Longitudinal Section
Macrography of a longitudinal section of the stud, showing the flat fracture of brittle aspect.
46
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ML00127 / May.2018
Hydrogen Cracks of Cadmium Plated Studs
M - Low Alloy Medium Carbon QTP - Allen StudAp - Oil and GasCd - Hydrogen Embrittlement
Cm - NItal Etched MacroDf - Longitudinal Section