Atlas

2 cases · 10 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Structure Condition: Shooting Effect Capture method: As polished micrography clear all

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Micrographic detail of the plate section, as polished, close to the surface that suffered the impact. The plate material deformed during the perforation,
31
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - As polished micrographyDf - Transverse Section
Micrography of the plate section, as polished, close to the surface that suffered the impact. No evidences of damage.
26
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - As polished micrographyDf - At the Surface

More from these cases

ML00143 — Impact of a .308 Winchester on A36 PlateM - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Micrographic detail of the plate section, as polished, close to the surface that suffered the impact. The copper alloy melted and created a yellow-orange deposit.
25
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - As polished micrographyDf - Melted film
Micrographic detail of the plate section, as polished, close to the surface that suffered the impact. The copper alloy melted and created a yellow-orange deposit.
26
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - As polished micrographyDf - Melted film
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 copper alloy is evident at the hole surface.
21
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - As polished micrographyDf - Low Mag
Jagged, torn material boundary at the perforation edge, consistent with localized shear deformation from projectile penetration.
21
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - As polished micrographyDf - Transverse Section
ML00142 — Impact of a .308 Winchester on AR500 PlateM - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Micrography of the plate section, as polished, close to the surface that suffered the impact. At this magnification it is possible to see a deposit over the plate surface, but no evidences of damage in the plate.
25
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - As polished micrographyDf - At the Surface
Micrographic detail of the plate section, as polished, close to the surface that suffered the impact. The deposits at the surface are the melted bullet films.
23
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - As polished micrographyDf - At the Surface
Micrographic detail of the plate section, as polished, close to the surface that suffered the impact. The orange is the copper alloy melted film.
21
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - As polished micrographyDf - At the Surface
Micrographic detail of the plate section, as polished, close to the surface that suffered the impact. The lead alloy melted and formed this gray deposit.
20
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - As polished micrographyDf - At the Surface