The 24” line had suffered from severe internal erosion resulting in a through-wall slot defect at a lap joint flange.
Category Archives: Repairs to large diameter pipelines
18” Water Injection Line
The 18” water injection riser clamp joint had suffered from movement inside the retaining clamp when operating at high pressure.
30” Corroded Natural Gas Line
A long section of this line is suffering from multiple external corrosion scabs resulting in a minimum remaining wall thickness of approximately 14-18mm.
20” leaking Seawater filter line
During normal operating conditions a seawater leak was identified on the seawater supply line.
8″ Steam Header
The 8” steam header had suffered from internal erosion causing a through wall defect.
Water Seal on outside of Flare Vessel
The water tank had suffered from possible internal acid corrosion.
Column Repairs
The vessel/column has historically suffered from breakdown of the internal lining.
24″ & 30″ Crude Oil Line Leak
The 30” Crude oil line had suffered from (CUI) external corrosion.
Clamp Stopper Wrap
Area to be fitted with support clamp required strengthening.
48″ Sea Water Line
The 48” Cooling Water line had suffered from external and internal corrosion.
