Keller Etched Micrography by OM

2 cases · 14 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Damage Microstructure: Granular Detail focus: Damage clear all

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Micrography of the damaged plate at the side of the bullet impact, top of the figure. The perforated hole expulsed the material to the top and bottom directions and the microstructure shows plastic deformation.
16
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Keller Etched Micrography by OMDf - Plastic Deformation
Intergranular corrosion at the fusion line of the AA 6063 pipe.
81
VIEW
ML00059 / Feb.2018
Intergranular Corrosion of Aluminum Piping
M - Aluminum ManganeseP - Welded JointAp - Chemical IndustryCd - Intergranular Corrosion
Cm - Keller Etched Micrography by OMDf - Localized Corrosion

More from these cases

ML00145 — Impact of a .380 Winchester on 6061 T6 PlateM - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Micrographic detail of the plastically deformed microstructure at the side of the bullet impact, top of the figure. The perforated hole expulsed the material to the top and bottom directions.
17
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Keller Etched Micrography by OMDf - Plastic Deformation
Micrography of the damaged plate close to the perforated hole, in the middle of the thickness, showing the strong plastic deformation of the structure.
12
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Keller Etched Micrography by OMDf - Plastic Deformation
Micrography of the damaged plate close to the perforated hole, in the middle of the thickness, showing the strong plastic deformation of the structure and ductile secondary cracks.
10
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Keller Etched Micrography by OMDf - Ductile Fracture
Micrograpic detail of the secondary ductile cracks.
13
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Keller Etched Micrography by OMDf - Ductile Crack
Micrography of the damaged plate close to the perforated hole, in the middle of the thickness, showing the strong plastic deformation of the structure, with the grains changing its direction to transverse to the thickness.
6
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Keller Etched Micrography by OMDf - Plastic Deformation

+5 more from this case →

ML00059 — Intergranular Corrosion of Aluminum PipingM - Aluminum ManganeseP - Welded JointAp - Chemical IndustryCd - Intergranular Corrosion
Intergranular corrosion at the fusion line of the AA 6063 pipe, that presents strong precipitation.
89
VIEW
ML00059 / Feb.2018
Intergranular Corrosion of Aluminum Piping
M - Aluminum ManganeseP - Welded JointAp - Chemical IndustryCd - Intergranular Corrosion
Cm - Keller Etched Micrography by OMDf - Localized Corrosion
Micrographic detail of the intergranular corrosion at the fusion line of the AA 6063 pipe.
72
VIEW
ML00059 / Feb.2018
Intergranular Corrosion of Aluminum Piping
M - Aluminum ManganeseP - Welded JointAp - Chemical IndustryCd - Intergranular Corrosion
Cm - Keller Etched Micrography by OMDf - Localized Corrosion