A long section of this line is suffering from multiple external corrosion scabs resulting in a minimum remaining wall thickness of approximately 14-18mm.
Author Archives: ohcreative
24″ Cooling Water Line
The 24” line had suffered from external corrosion. This resulted in several through wall defects along the butt weld near the flange
20” leaking Seawater filter line
During normal operating conditions a seawater leak was identified on the seawater supply line.
4″ To 6″ Seawater Tee
The 4”x6” GRP Tee had suffered from a crack resulting in a through wall pin hole leak.
2″ Degasser to Closed Drains Header
The 2” line detailed above has suffered from a series of cracks and though wall defects resulting in various leaks through out the full line
8″ Produced Water Line Leak (Crude Oil Cooler & M.P Seperator)
The 8” line had suffered from internal corrosion/erosion. This resulted in a through wall leaking defect close to the valve flange assembly at the 4 o’clock position
6″ Hydrogen Line
The 6” Tee with 4” branch had suffered from external corrosion close to the Tee.
20″ Inlet Pipework to seawater
The 20” line had suffered from internal erosion. This resulted in through wall defects on the flange.
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.
