MP Case History

8 Inch GRP Flanged Tee Connection Composite Leak Repair

An 8 Inch GRP flanged tee connection had developed a through-wall crack at the flange face

NATURE OF DEFECT

An 8″ GRP flanged tee connection had developed a through-wall crack at the flange face, causing an active leak on a live fire water line.

SOLUTION

Metalyte Pipeworks designed a best endeavour composite repair to arrest the leak and restore the integrity of the flange connection.

REPAIR METHOD

The leak was arrested using Metalyte’s live leak sealing process before installing a 14-layer Dragon Q-UHT composite repair. The repair was then heat cured, inspected and finished with a protective coating.

CONCLUSION

The leak was successfully sealed, restoring the integrity of the flange connection without replacing the fitting and allowing the fire water line to remain in service.

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