BELZONA REBUILDS SEA WATER FILTER FLANGES

KHIA ID: 962
Industry: Oil & Gas (OILG)
Application: VPF-Valves, Pipes and Fittings (VPF)
Substrate: 316 stainless steel
Customer Location: Gas Production Company, England
Application Date: September 2002
Products: Belzona® 1111 (Super Metal)

Problem: Severe crevice corrosion and galvanic cavities on the flanges.
Photograph Descriptions
  1. A section of a seawater filter basket
  2. Severe crevice corrosion on 18 flanges
  3. Belzona® 1111 in place and curing
  4. Final result
Application Situation
6 x Seawater Filter Baskets
Application Method
Application was carried out in accordance with Belzona Know-How System Leaflet VPF-13.
A former was manufactured and with the use of spacers,clamps and release agent, the Belzona® 1111 was formed into perfect flange faces.
Belzona Facts
Time did not allow for replacement baskets to be manufactured. Belzona was the obvious answer to the rebuilding of the corroded areas and the prevention of further bi-metallic corrosion.
Inspected in 2007 flanges still performing OK allowing equipment to be re-assembled with no remedial work required.