Naked Eye or Stereoscope

2 cases · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Product: Rolled Plate Application: Offshore clear all

Naked Eye or Stereoscope — sub-branches

Fracture Surface Aspect 1NItal Etched Macro 2

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Macrography showing the different regions of a pipe-to-plate fillet weld. See the schematic drawing in the next image
954
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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 - Fracture
Aspect of the all weld metal broken tensile test conducted in the sample removed from structure close to the region where the cracking was detected, indicating that the material entrapped hydrogen for several days, since the test was conducted more than 2 weeks later than the cracking was detected.
61
VIEW
ML00010 / Oct.2017
Cold Cracks in a Gouged Weld Metal
M - Low Alloy Low Carbon QTP - Rolled PlateAp - OffshoreCd - Welding Defect
Cm - Fracture Surface AspectDf - Fish Eye

More from these cases

ML00052 — Cold Cracks in API 5CT L80 Tube Welded to a Structural PartM - Low Alloy SteelP - Seamless tubeAp - OffshoreCd - Welding Defect
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