| Belzona Forms 24" Flat Face Flange | | | Industry:Oil & Gas (OILG) | | | Application:Valves, Pipes and Fittings (VPF) | | | Customer Location:Oil Major, North Sea, UK | | | Application Date:November 2014 | | | Application Situation:Deck water seal of inert gas generator system on an FPSO. Seal handles sea water at ambient temperatures. | | | Problem:Existing coating had failed leading to corrosion of the vessel internals and severe loss of metal on the adjacent flanges. This 24 inch flange was for the Perspex sight port. | | | Products:Belzona 1111 (Super Metal) | | | Substrate:Carbon steel | | | Application Method:Application was carried out in accordance with Belzona Know-How System Leaflet VPF-13. An aluminium former was fabricated. This was accurately positioned using shims to allow accurate reconstruction of the flange face with Belzona 1111 to be completed. | | | Belzona Facts:Client was unable to use hot work and had restricted time. Application was carried out over a weekend and the entire solution, from first notification, including former fabrication, was completed in less than a week. A number of other flanges were reformed using the Belzona re-usable formers. The vessel was returned to service with minimum disruption to the production cycle. | | | Photographs Description1. The damaged flange face. Note damage to internal lining 2. Aluminium former in place 3.Former removed showing reformed flange face with Belzona 1111 4. flange re-assembled with Perspex window in place | |
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