Belzona repairs pump caissons

KHIA ID: 8088
Industry: Oil & Gas (OILG)
Application: VPF-Valves, Pipes and Fittings (VPF)
Substrate: Steel
Customer Location: Azerbaijan - Offshore
Application Date: August 2018
Products:

Belzona 1212

Belzona 1161 (UW-Metal)

Belzona 5831 (ST)

Belzona 9341 (Reinforcement Sheet)


Problem: Through wall defects of pipe causing leakage of water with large areas of pitting.
Photograph Descriptions
  1. Defective pipe
  2. Doubler plate
  3. Belzona 5831 1st coat
  4. Belzona 5831 2nd coat
Application Situation
Pump caisson pipe suffering from external corrosion and through-wall defects
Application Method
The application was completed in accordance with Belzona System leaflet VPF-11 and SOS-21. Through wall defects were repaired by plate bonding using Belzona 1212. Pitting was repaired with Belzona 1161 followed by 2 coats of Belzona 5831 with Reinforcement Sheet between the coats.
Belzona Facts
Client required 10 year life expectancy for the repair.