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VOL XXVI, NO 24, ELITE

Immaculate Belzona® Heat Exchanger Repair

 
 

Industry:

Oil & Gas (OILG)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Major oil company, South Norway

 
 

Application Date:

December 2007

 
 

Application Situation:

Tube sheet from oil cooler on offshore production platform.

 
 

Problem:

Surface of the tubesheet was badly corroded and required protection before leakage became an issue.

 
 

Products:

Belzona® 1391 (Ceramic HT)

 

Substrate:

Bronze

 
 

Application Method:

Application was carried ouit in accordance with Belzona System Leaflet HEX-1. Following gritblasting Belzona® 1391was applied to the tubesheet. A special made former plate coated with Belzona® 9411 (Relase agent) was assembled with 2mm spacers to ensure coating thickness. After 24 hours cure time the former was removed and the tubesheet put back into service.

 
 

Belzona Facts:

The customer neded a quick and cost effective solution to this common problem. The tubesheet has been in service for over 3 years now and is still in perfect condition.

 
 

Photographs Description

  1. Gritblasted Tubesheet
  2. Belzona® 1391 applied to the tubesheet surface
  3. Former plate coated with Belzona® 9411 assembled
  4. Completed Application, one perfectly formed and protected tubesheet
 
 
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For more information about Belzona visit: www.belzona.com