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2 cases · 7 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Standard: 36 Detail focus: Transverse Section clear all

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Aspect of the 3/8" thickness plate, 50 mm x 50 mm, of the low carbon steel, in a section transverse to the impact position that is to the top of the figure. The perforated hole expulsed the material to the top and bottom directions. The hole is larger in the exit of the bullet.
53
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Transverse Section AspectDf - Transverse Section
Micrography of the transverse section of the rolled shape presenting an aligned structure, ferritic-pearlitic.
62
VIEW
ML00035 / Dec.2017
Carbon Steel L Shape
M - Low Carbon SteelP - Rolled ShapeAp - StructureCd - Removed From Service
Cm - Nital Etched Micrography by OMDf - Transverse Section

More from these cases

ML00143 — Impact of a .308 Winchester on A36 PlateM - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Macrography of the 3/8" thickness low carbon steel plate, in a section. The side of bullet impact is to the top of the figure. The perforated hole expulsed the material to the top and bottom directions. The hole is larger in the exit of the bullet (to the bottom of the figure).
31
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - NItal Etched MacroDf - Transverse Section
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
Macrographic detail of the 3/8" low carbon steel plate. The side of bullet impact is to the top of the figure. The perforated hole expulsed the material to the top and bottom directions. The hole is in the left side of the figure.
23
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - Nital Etched Micrography by OMDf - Transverse Section
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
Macrographic detail of the 3/8" thickness low carbon steel plate. The side of bullet exit is to the bottom of the figure. The perforated hole expulsed the material to the top and bottom directions. The hole is in the right side of the figure.
12
VIEW
ML00143 / Aug.2018
Impact of a .308 Winchester on A36 Plate
M - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
Cm - NItal Etched MacroDf - Transverse Section