Sampling and Analysis

5 cases · 6 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Product: Rolled Plate Capture method: NItal Etched Macro clear all

Sampling and Analysis — sub-branches

Heat Affected Zone 1Low Mag 1Transverse Section 3Welded Joint 1

Results

SortNewestOldestTitle A-ZTitle Z-A
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
Macrography of the plate section, presenting the impact surface in the top of the figure. It is possible to see the lines with a gradient in the etch that characterizes the segregations (light) in the center of the plate.
19
VIEW
ML00142 / Aug.2018
Impact of a .308 Winchester on AR500 Plate
M - Low Alloy Wear ResistantP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - NItal Etched MacroDf - Low Mag
Macrography of the fillet welded joint between the 3" ND tube and the 3/4" thick plate. See the schematic drawing in the next figure
56
VIEW
ML00052 / Apr.2017
Cold Cracks in API 5CT L80 Tube Welded to a Structural Part
M - Low Alloy SteelP - Seamless tubeAp - OffshoreCd - Welding Defect
Cm - NItal Etched MacroDf - Welded Joint
Macrography of a transverse section of the steam drum sample that was removed after the inspection had detected multiple cracks propagating into the thickness, more than 50% deep in the thickness.
190
VIEW
ML00018 / Apr.2017
SCC in Boiler Steam Drum
M - Low Carbon SteelP - Rolled PlateAp - BoilerCd - Stress Corrosion
Cm - NItal Etched MacroDf - Transverse Section
Macrography of a transverse section of the cut surface showing the heat affected zone region.
29
VIEW
ML00033 / Jan.2017
Plasma Cut of 1 1/4" Steel Plate
M - High Strength Low AlloyP - Rolled PlateAp - StructureCd - Cutting
Cm - NItal Etched MacroDf - Heat Affected Zone

More from these cases

ML00143 — Impact of a .308 Winchester on A36 PlateM - Low Carbon SteelP - Rolled PlateAp - StructureCd - Pierced
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