BELZONA REPAIRS AND PROTECTS CORRODED SHELL
Industry: Chemical & Petrochemical (PETR)
Application: HEX-Heat Exchangers (HEX)
Substrate: Carbon steel
Customer Location: Petrochemical facility, Egypt
Application Date: January 2004
Products:
Belzona® Marine Metal
Belzona® 1321 (Ceramic S-Metal)
Problem: Shell and dished end were highly corroded due to chemical attack that resulted in critical wall thickness reduction in the shell.
Photograph Descriptions
- General view of the shell and cover.
- The corroded surface inside the shell.
- Forming the applied Belzona® Marine Metal.
- Belzona® Marine Metal rebuild successfully completed. Belzona® 1321 applied to provide overall corrosion protection.
Application Situation
Heat exchanger shell
Application Method
Application was carried out in accordance with Belzona Know-How System Leaflets HEX-2 and HEX-3. Belzona® Marine Metal was used to restore the original dimensions then Belzona® 1321 was used to protect the restored area from any further corrosion.
Belzona Facts
Repair completed quickly and safely, thickness of the shell was restored to the original dimensions with no heat and no special tools. As measured weekly, the vessel stopped losing wall thickness, resisting chemical attack and still in excellent condition.
