Offshore

1 case · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Detail focus: Crack clear all

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Mooring chain aspect, after several years of operation. Transverse cracking, revealed by dye check, close to the flash butt weld.
441
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ML00013 / Apr.2017
Welding Cracks in Mooring Chain
M - Low Alloy Low Carbon QTP - Welded PartAp - OffshoreCd - Welding Defect
Cm - Aspect by NDTDf - Crack

More from these cases

ML00013 — Welding Cracks in Mooring ChainM - Low Alloy Low Carbon QTP - Welded PartAp - OffshoreCd - Welding Defect
Longitudinal section of the mooring chain at the welded region in a position where the crack did not propagate to the surface yet. It is possible to see the crack parallel to the butt weld and presenting an irregular shape.
57
VIEW
ML00013 / Apr.2017
Welding Cracks in Mooring Chain
M - Low Alloy Low Carbon QTP - Welded PartAp - OffshoreCd - Welding Defect
Cm - NItal Etched MacroDf - Crack