335

1 case · 1 image

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Damage Capture method: Surface Aspect clear all

335 — sub-branches

Results

SortNewest Oldest Title A-Z Title Z-A

Aspect of the butt welded joint surface, after grinding to remove the reinforcement, polishing and macro etching. There are multiple cracks, transverse to the weld and restricted to the weld metal. The surface hardness are 167HB for the tube (left side), 180 HB for the Forged T (right side) and 272 HB for the weld metal, suggesting lack of a suitable PWHT.

181

ML00071 / Jan.2019

Reheating Cracking of a CrMo Vessel Weld

M - CrMo SteelP - In Field WeldAp - EnergyCd - Welding Defect

Cm - Surface AspectDf - Cracks