| Belzona® Refurbishes 128 Stainless Steel Pipe Flanges | | | Industry:Power (POWR) | | | Application:Valves, Pipes and Fittings (VPF) | | | Customer Location:Nuclear Power Plant in New York | | | Application Date:January 1996 | | | Application Situation:Emergency service water system, (cooling water to containment air coolers) | | | Problem:The 3" diameter stainless steel piping suffered from micro biologically induced corrosion (MIC) and corrosion from brackish water. | | | Products:Belzona® 1111 (Super Metal) | | | Substrate:Stainless steel | | | Application Method:Application was carried out in accordance with Belzona Know-How Leaflet VPF-13. Formers treated with Belzona® 9411 were used to form Belzona® 1111 to a thickness of 0.128" on each flange face to allow for leak free assembly. | | | Belzona Facts:Replacement of the system at a cost of $270,000 was considered but the Belzona alternative, which cost $7,000, was chosen and design basis accident (DBA) testing provided the customer with a repair product which eliminated the expense of welding in new flanges which would have taken three weeks as opposed to the four days taken with the Belzona repair. | | | Photographs Description
- Part of the service water system containing the stainless steel piping
- Some of the 3" diameter stainless steel spools being prepared
- Former being used to apply uniform thickness of Belzona® 1111 to the corroded flange faces
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