Repairs to Tees, elbows and flanges – Page 2

32 Inch Sea Water Caisson

The 32” GRP Line had suffered from internal erosion.

The 24” line had suffered from external corrosion. This resulted in several through wall defects along the butt weld near the flange

During normal operating conditions a seawater leak was identified on the seawater supply line.

The 4” pilot valve was leaking from its rubber diaphragm

The cooling water line had suffered from severe external corrosion.

A hairline crack was identified on a 24″ GRE Seawater line at the flange, resulting in a leak.

This 6” hot oil transfer line has suffered from external corrosion resulting in several through wall leaking defects in a localised area.

The 4” Natural Gas vent line has suffered from external corrosion.

The 6” Fuel Oil Line has suffered from severe CUI close to and on the Tee section.

A 4 metre section of this line is suffering from external corrosion resulting in low remaining wall thickness.