KHIA headerKnow-How in Action

VOL XIX, NO 74

Belzona® Emergency Leak Sealing

 
 

Industry:

Oil & Gas (OILG)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Oil refinery, Egypt

 
 

Application Date:

October 2003

 
 

Application Situation:

Tube sheet in nitrogen production unit working at 8 bar

 
 

Problem:

Bi-metallic corrosion between the tubes and the tube sheet had caused Freon leakage.

 
 

Products:

Belzona® 1321 (Ceramic S-Metal)

 

Substrate:

Carbon steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet HEX-3.

 
 

Belzona Facts:

Beside the health factors, Belzona has saved about $35,000 annually for refilling Freon due to leakage, only in three hours of work and $340 for Belzona products. The repair was completed quickly and safely with out heat.

 
 

Photographs Description

  1. General view of the consumed Freon containers used to replenish leaks. 
  2. The tube sheet suffering from Freon leakage
  3. Surface preparation by grit blasting
  4. Belzona® 1321 applied to stop the leakage
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com