Optical Microscope

4 cases · 8 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Product: Shaft Detail focus: In the Center of the Thickness clear all

Optical Microscope — sub-branches

Kalling Etched Micrography by OM 2Nital Etched Micrography by OM 6

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Micrography of the crankshaft in the center of the thickness. The microstructure is nodules of graphite in a ferritic and pearlitic matrix, predominantly pearlitic.
35
VIEW
ML00154 / Jan.2019
High Strength Cast Iron Crankshaft
M - Nodular Cast IronP - CastingAp - EngineCd - Surface treatment
Cm - Nital Etched Micrography by OMDf - In the Center of the Thickness
Micrography of the longitudinal section of the shaft, in the center of the thickness, presenting a ferritic-perlitic structure typical of a hot forming process.
149
VIEW
ML00064 / Apr.2017
SAE 1045 Steel Shaft
M - Medium Carbon SteelP - ShaftAp - Mechanical IndustryCd - Removed From Service
Cm - Nital Etched Micrography by OMDf - In the Center of the Thickness
In the center of the shaft thickness the structure is perlitic with graphite in flakes, but there are also islands of ledeburite.
62
VIEW
ML00060 / Apr.2017
Brittle Fracture of a Chilled Cast Iron Camshaft
M - Chilled Cast IronP - ShaftAp - AutomotiveCd - Brittle Fracture
Cm - Nital Etched Micrography by OMDf - In the Center of the Thickness
The micrography of a transverse section of the shaft shows a duplex grain size structure in the center of the shaft.
49
VIEW
ML00041 / Jun.2017
Fatigue Fracture of Inconel 718 Spline Shaft
M - NiCrFe AlloyP - ShaftAp - Oil and GasCd - Vibration Induced Fatigue
Cm - Kalling Etched Micrography by OMDf - In the Center of the Thickness

More from these cases

ML00064 — SAE 1045 Steel ShaftM - Medium Carbon SteelP - ShaftAp - Mechanical IndustryCd - Removed From Service
Micrographic detail of the ferritic-perlitic structure, typical of a hot forming process, in the center of the thickness.
139
VIEW
ML00064 / Apr.2017
SAE 1045 Steel Shaft
M - Medium Carbon SteelP - ShaftAp - Mechanical IndustryCd - Removed From Service
Cm - Nital Etched Micrography by OMDf - In the Center of the Thickness
Micrographic detail of the ferritic-perlitic structure, typical of a hot forming process, in the center of the thickness.
116
VIEW
ML00064 / Apr.2017
SAE 1045 Steel Shaft
M - Medium Carbon SteelP - ShaftAp - Mechanical IndustryCd - Removed From Service
Cm - Nital Etched Micrography by OMDf - In the Center of the Thickness
ML00060 — Brittle Fracture of a Chilled Cast Iron CamshaftM - Chilled Cast IronP - ShaftAp - AutomotiveCd - Brittle Fracture
Micrographic detail of the structure in the center of the shaft thickness. Perlitic matrix with graphite in flakes, and ledeburite islands.
53
VIEW
ML00060 / Apr.2017
Brittle Fracture of a Chilled Cast Iron Camshaft
M - Chilled Cast IronP - ShaftAp - AutomotiveCd - Brittle Fracture
Cm - Nital Etched Micrography by OMDf - In the Center of the Thickness
ML00041 — Fatigue Fracture of Inconel 718 Spline ShaftM - NiCrFe AlloyP - ShaftAp - Oil and GasCd - Vibration Induced Fatigue
The micrography of a transverse section of the shaft shows a duplex grain size structure in the center of the shaft. This conditions was probably generated due to the delta phase presented in segregated bands in the center of the original bar.
56
VIEW
ML00041 / Jun.2017
Fatigue Fracture of Inconel 718 Spline Shaft
M - NiCrFe AlloyP - ShaftAp - Oil and GasCd - Vibration Induced Fatigue
Cm - Kalling Etched Micrography by OMDf - In the Center of the Thickness