Repairs to Tees, elbows and flanges – Page 2

4″ Gas Diaphragm Valve

The 4” pilot valve was leaking from its rubber diaphragm

The natural gas Housing filter was weeping from the valve bonnet.

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 1” branch coming off the 8” fire main was found to be suffering from severe external corrosion.

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

Internal wall thinning and through wall leaks in various locations

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