Optical Microscope

10 cases · 36 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Sound Microstructure: Ferritic pearlitic clear all

Optical Microscope — sub-branches

Nital Etched Micrography by OM 36

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Micrographic detail of the slightly banded perlitic structure, in the center of the thickness. ND 3". 7.6 mm thick.
530
VIEW
ML00090 / Sep.2017
Carbon Steel Tubing for Structural Application
M - Low Carbon SteelP - TubeAp - StructureCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Micrography of a longitudinal section of the 1" plate, in the center of the thickness, presenting a refined ferritic perlitic microstructure. Banded.
310
VIEW
ML00063 / Apr.2017
EH36 1" Plate for Structure
M - CMn SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Grain refined structure
Pin A micrography presenting a ferritic-perlitic structure.
463
VIEW
ML00048 / Apr.2017
Medium Carbon Steel Pins of Electrical Insulators
M - Medium Carbon SteelP - Forged PinAp - EnergyCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Micrography of a section transverse to the Oxygen Plasma Cut surface, showing the zone affected by the heat generated in the cutting. The extension of the HAZ is about 0.5 mm. The cut was conducted in the 1 1/4" thickness of the plate.
358
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - Nital Etched Micrography by OMDf - Heat Affected Zone
Ferritic-perlitic microstructure of a longitudinal section of the plate that was qualified to be adopted in a tubesheet boiler. Hot formed plate presenting perlite banding.
659
VIEW
ML00031 / Jan.2017
Carbon Steel Tubesheet for Boiler
M - Low Carbon SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Ferritic perlitic microstructure, banded, in the center of the 5/16" thick C-Mn plate. Refined Structure.
371
VIEW
ML00021 / Dec.2017
5/16" 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 1/2" 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

More from these cases

ML00090 — Carbon Steel Tubing for Structural ApplicationM - Low Carbon SteelP - TubeAp - StructureCd - Typical manufacturing
Micrography of a longitudinal section of the tube, in the center of the thickness. ND 3". 7.6 mm thick.
55
VIEW
ML00090 / Sep.2017
Carbon Steel Tubing for Structural Application
M - Low Carbon SteelP - TubeAp - StructureCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Micrography of a longitudinal section of the tube, in the center of the thickness. ND 3". 7.6 mm thick.
43
VIEW
ML00090 / Sep.2017
Carbon Steel Tubing for Structural Application
M - Low Carbon SteelP - TubeAp - StructureCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
ML00063 — EH36 1" Plate for StructureM - CMn SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Micrography of a longitudinal section of the 1" plate, in the center of the thickness, presenting a refined ferritic perlitic microstructure. Banded.
12
VIEW
ML00063 / Apr.2017
EH36 1" Plate for Structure
M - CMn SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Banded Pearlite
Micrography of a longitudinal section of the 1" plate, in the center of the thickness, presenting a refined ferritic perlitic microstructure. Banded.
10
VIEW
ML00063 / Apr.2017
EH36 1" Plate for Structure
M - CMn SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
ML00048 — Medium Carbon Steel Pins of Electrical InsulatorsM - Medium Carbon SteelP - Forged PinAp - EnergyCd - Typical manufacturing
Detail of Pin A microstructure. Ferritic-perlitic.
138
VIEW
ML00048 / Apr.2017
Medium Carbon Steel Pins of Electrical Insulators
M - Medium Carbon SteelP - Forged PinAp - EnergyCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Pin B micrography presenting a ferritic-bainitic structure.
97
VIEW
ML00048 / Apr.2017
Medium Carbon Steel Pins of Electrical Insulators
M - Medium Carbon SteelP - Forged PinAp - EnergyCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Bainite
Detail of Pin B microstructure. Ferritic-bainitic.
87
VIEW
ML00048 / Apr.2017
Medium Carbon Steel Pins of Electrical Insulators
M - Medium Carbon SteelP - Forged PinAp - EnergyCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Bainite
ML00033 — Plasma Cut of 1 1/4" Steel PlateM - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Ferritic perlitic structure of the plate. Longitudinal section.
28
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Ferritic perlitic structure of the plate. Longitudinal section.
29
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Martensitic structure at the cutting HAZ. Longitudinal section.
29
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - Nital Etched Micrography by OMDf - Martensite
Martensitic structure at the cutting HAZ. Longitudinal section.
28
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - Nital Etched Micrography by OMDf - Martensite
Intercritical heating at 0.5 mm from the cut surface, showing martensitic islands.
31
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - Nital Etched Micrography by OMDf - Heat Affected Zone

+2 more from this case →

ML00031 — Carbon Steel Tubesheet for BoilerM - Low Carbon SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Ferritic-perlitic microstructure of a longitudinal section of the plate that was qualified to be adopted in a tubesheet boiler. Hot formed plate presenting perlite banding.
213
VIEW
ML00031 / Jan.2017
Carbon Steel Tubesheet for Boiler
M - Low Carbon SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Ferrite and Pearlite
Ferritic-perlitic microstructure of a longitudinal section of the plate that was qualified to be adopted in a tubesheet boiler. Hot formed plate presenting perlite banding.
173
VIEW
ML00031 / Jan.2017
Carbon Steel Tubesheet for Boiler
M - Low Carbon SteelP - Rolled PlateAp - ShipCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Banded Pearlite
ML00021 — 5/16" CMn Steel Plate for Pressure VesselM - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Ferritic perlitic microstructure, banded, in the center of the 5/16" thick C-Mn plate. Refined Structure.
64
VIEW
ML00021 / Dec.2017
5/16" 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 5/16" thick C-Mn plate. Refined Structure.
54
VIEW
ML00021 / Dec.2017
5/16" CMn Steel Plate for Pressure Vessel
M - CMn SteelP - PlateAp - Oil and GasCd - Typical manufacturing
Cm - Nital Etched Micrography by OMDf - Longitudinal Section
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.
31
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