Optical Microscope

77 cases · 649 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

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Optical Microscope — sub-branches

As polished micrography 43Eletrolytically Etched Micrography by OM 6Glyceregia Etched Micrography by OM 6Kalling Etched Micrography by OM 64Micrography by OM 26Micrography by OM using A262 Method A 58NaOH Electrolytic Etched Micro 52Nital Etched Micrography by OM 381Oxalic Acid Electrolytic Etch 13

Results

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Ferritic perlitic microstructure, banded, in the center of the 1/2" thick C-Mn plate. Refined Structure.
327
VIEW
ML00022 / Dec.2017
1/2" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Grain refined structure
Ferritic perlitic microstructure, banded, in the center of the 5/8" thick C-Mn plate. Refined Structure.
356
VIEW
ML00023 / Dec.2017
5/8" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Grain refined structure
Ferritic perlitic microstructure, banded, in the center of the 3/4" thick C-Mn plate. Refined Structure.
349
VIEW
ML00024 / Dec.2017
3/4" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Grain refined structure
Ferritic perlitic microstructure, banded, in the center of the 1" thick C-Mn plate. Refined Structure.
296
VIEW
ML00025 / Dec.2017
1" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Grain refined structure
Polished cross-section showing rounded graphite nodules within a ferritic matrix, bordered by an irregular oxidized region at the surface edge.
910
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Nital Etched Micrography by OMDf - Oxide Layer

More from these cases

ML00022 — 1/2" CMn Steel Plate for Pressure VesselM - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Ferritic perlitic microstructure, banded, in the center of the 1/2" thick C-Mn plate. Refined Structure.
32
VIEW
ML00022 / Dec.2017
1/2" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Banded Pearlite
Ferritic perlitic microstructure, banded, in the center of the 1/2" thick C-Mn plate. Refined Structure.
28
VIEW
ML00022 / Dec.2017
1/2" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
ML00023 — 5/8" CMn Steel Plate for Pressure VesselM - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Ferritic perlitic microstructure, banded, in the center of the 5/8" thick C-Mn plate. Refined Structure.
21
VIEW
ML00023 / Dec.2017
5/8" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Banded Pearlite
Ferritic perlitic microstructure, banded, in the center of the 5/8" thick C-Mn plate. Refined Structure.
14
VIEW
ML00023 / Dec.2017
5/8" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
ML00024 — 3/4" CMn Steel Plate for Pressure VesselM - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Ferritic perlitic microstructure, banded, in the center of the 3/4" thick C-Mn plate. Refined Structure.
31
VIEW
ML00024 / Dec.2017
3/4" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Banded Pearlite
Ferritic perlitic microstructure, banded, in the center of the 3/4" thick C-Mn plate. Refined Structure.
29
VIEW
ML00024 / Dec.2017
3/4" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
ML00025 — 1" CMn Steel Plate for Pressure VesselM - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Ferritic perlitic microstructure, banded, in the center of the 1" thick C-Mn plate. Refined Structure.
15
VIEW
ML00025 / Dec.2017
1" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Banded Pearlite
Ferritic perlitic microstructure, banded, in the center of the 1" thick C-Mn plate. Refined Structure.
10
VIEW
ML00025 / Dec.2017
1" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
ML00001 — Thermal Fatigue of Cast IronM - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
The 1" flat casting product presents a ferritic perlitic matrix and graphite nodules.
112
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Nital Etched Micrography by OMDf - Graphite in Nodules
Center of the flat casting product, presenting nodular graphite and ferritic perlitic matrix.
113
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Nital Etched Micrography by OMDf - Predominantly Ferritic Matrix
Nodular cast iron presenting a ferritic perlitic matrix.
109
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Nital Etched Micrography by OMDf - Matrix of ferrite and pearlite
Nodular cast iron. Ferritic perlitic matrix. White regions in the pearlite colonies are free carbides.
129
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Nital Etched Micrography by OMDf - Free Carbides in Pearlite Colonies
The graphite nodules remain at the surface and the matrix was consumed during high temperature exposition.
117
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Nital Etched Micrography by OMDf - Oxide Layer

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