API

1 case · 5 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Microstructure: Dendritic Capture method: Optical Microscope Detail focus: Sampling and Analysis clear all

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5L 1

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Micrography of a longitudinal section of the pipe substrate, in low magnification, showing a uniform microstructure,
79
VIEW
ML00132 / May.2018
Seamless Pipe Overlaid with Alloy 625
M - LAS / Ni AlloyP - Seamless PipeAp - Oil and GasCd - Welding
Cm - Nital Etched Micrography by OMDf - Base Metal

More from these cases

ML00132 — Seamless Pipe Overlaid with Alloy 625M - LAS / Ni AlloyP - Seamless PipeAp - Oil and GasCd - Welding
Micrography of a longitudinal section of the pipe substrate showing a uniform bainitic microstructure obtained by the pipe quenching and tempering,
72
VIEW
ML00132 / May.2018
Seamless Pipe Overlaid with Alloy 625
M - LAS / Ni AlloyP - Seamless PipeAp - Oil and GasCd - Welding
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
Low magnification micrography of a longitudinal section of the pipe at the interface between overlay layers, with electrolytic etch that reveals the Ni alloy structure, large columnar grains with celular morphology.
66
VIEW
ML00132 / May.2018
Seamless Pipe Overlaid with Alloy 625
M - LAS / Ni AlloyP - Seamless PipeAp - Oil and GasCd - Welding
Cm - Chromic Acid Electrolytic EtchedDf - Weld Metal
Micrography of a longitudinal section of the pipe at the interface between overlay layers, with electrolytic etch that reveals the Ni alloy structure, large grains with celular dendritic morphology.
52
VIEW
ML00132 / May.2018
Seamless Pipe Overlaid with Alloy 625
M - LAS / Ni AlloyP - Seamless PipeAp - Oil and GasCd - Welding
Cm - Chromic Acid Electrolytic EtchedDf - Weld Metal
Micrographic detail of a longitudinal section of the pipe in the overlay weld metal, with electrolytic etch that reveals the Ni alloy structure with celular dendritic morphology and precipitates.
49
VIEW
ML00132 / May.2018
Seamless Pipe Overlaid with Alloy 625
M - LAS / Ni AlloyP - Seamless PipeAp - Oil and GasCd - Welding
Cm - Chromic Acid Electrolytic EtchedDf - Weld Metal