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4 cases · 26 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Structure Condition: Shooting Effect Capture method: Surface Aspect by SEM clear all

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Detail of the margin of the perforated hole in the impact position. It is interesting to observe extreme plastic deformation created by the perforation expulsing the material from the hole, in the direction of the impact.
28
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - Plastic Deformation
Aspect of the surface of the plate by scanning electron microscopy, at the impact position, showing that the bullet was melted and deposited. The plate presented round cracks in the margin of the projectile impact position.
14
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Melted film
Detail of the margin of the perforated hole in the impact position. It is interesting to observe extreme plastic deformation created by the perforation expulsing the material from the hole, in the direction of the impact.
42
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - Plastic Deformation
Microscopically aspect of the plate surface at the bullet impact, by scanning electron microscopy, presenting the foreign material from the bullet adhered at the surface.
34
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Low Mag

More from these cases

ML00145 — Impact of a .380 Winchester on 6061 T6 PlateM - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Detail of the plate surface showing striation as the finishing, deformed by the projectile effect in shearing the thickness.
24
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detail of the plate surface showing striation as the finishing, deformed by the projectile effect in shearing the thickness.
24
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
High magnification detail of the plate surface showing the deformed striation.
21
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detail of the margin of the perforated hole in the impact position. It is interesting to observe extreme plastic deformation created by the perforation expulsing the material from the hole, in the direction of the impact.
28
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - Ductile Fracture
Detail of the perforated hole showing regions of melted material (from the bullet) in the sheared face.
15
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
ML00144 — Impact of a .380 Winchester on Ti64 PlateM - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Aspect of the surface of the plate, by scanning electron microscopy, in the center of the projectile impact position, showing the melted bullet covering the surface.
14
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Melted film
Detailed aspect of the surface of the plate at the projectile impact position.
12
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Melted film
Aspect of the surface of the plate, by scanning electron microscopy, out of the center of the projectile impact position, showing that the melted bullet covered a large part of the surface.
12
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Melted film
Detailed aspect of the surface of the plate, out of the center of the projectile impact position, showing that the melted bullet covered a large part of the surface.
11
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Melted film
Detailed aspect of the surface of the plate, out of the center of the projectile impact position, showing that the melted bullet covered a large part of the surface.
12
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - Melted film

+3 more from this case →

ML00143 — Impact of a .308 Winchester on A36 PlateM - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Detail of the margin of the perforated hole in the side where the projectil stroke the plate. The smooth aspect in the hole (left side of the image) is generated by the melted material from the bullet.
41
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detail of the margin of the perforated hole in the side where the projectil stroke the plate. Ductile dimples of the plate (right side of the figure) and a film of melted Pb-Sb from the bullet.
36
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detail of the melted Pb-Sb film over the hole surface.
33
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detail of the ductile dimples of the plate shearing.
33
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - Dimples
Detail of the plate surface a little far from the perforated hole, in the side where the projectil stroke the plate. Drops of melted material from the bullet.
36
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Surface Aspect by SEMDf - Melted film
ML00142 — Impact of a .308 Winchester on AR500 PlateM - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Microscopically aspect of the plate surface in the center of the bullet impact. The light and smooth surface is the melted bullet on the plate and the dark surface is the steel plate with oxides and very small surface cracks (10 microns length).
30
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detailed aspect of the plate surface where there was the bullet impact, by scanning electron microscopy, showing that the bullet has melted and solidified on the surface. The EDS analysis showed Pb-Sb peaks.
32
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Aspect of the plate surface a little far from the region of bullet impact, by scanning electron microscopy, showing bullet melted islands on the surface. The EDS analysis showed Pb-Sb peaks.
25
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - At the Surface
Detailed aspect of the plate surface a little far from the region of bullet impact, by scanning electron microscopy, showing bullet melted islands on the surface. The EDS analysis showed Pb-Sb peaks.
24
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Surface Aspect by SEMDf - At the Surface