Steam Valve Raised Flange Face Rebuild
Raised flange face was showing signs of corrosion and was leaking past the gasket.
CASE
Heavily Corroded Air Handling Refurbished with Belzona 5831
Problem
Two air handling units were heavily corroded and leaking in several areas. The whole basin needed to be coated and properly sealed.
Industry
Facilities Maintenance
Application Date
2024
Location
Ontario / Canada
Equipment Application
TCC-Tanks and Chemical Containment Areas
Subtrate
Carbon Steel
Product
Belzona 5831 (ST-Barrier)
Repair Stages
Application Situation
The customer left these units untreated and unprotected for many years, resulting in significant deterioration. The rust needed to be removed, and coating was required to protect and extend the life of these units.
Application Method
All the rusty areas were scrapped and removed with a putty knife followed by power tool cleaning. Then two coats of Belzona 5831 were applied. The system was allowed to cure for 2 days before being put back in service.
Belzona Facts
The surface-tolerant properties of Belzona 5831 were essential for this application. There was significant moisture and condThe surface-tolerant properties of Belzona 5831 were essential for this application. There was significant moisture and condensation on the surface, making it impossible to fully dry, and the substrate was so deteriorated that achieving ideal surface preparation was challenging.
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