KHIA headerKnow-How in Action

VOL XX, NO 38

Belzona® Saves Oil Cooler From Scrap Heap

 
 

Industry:

Power (POWR)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Coal fired power station - Germany

 
 

Application Date:

2004

 
 

Application Situation:

Oil cooler in power station

 
 

Problem:

After 40 years in service the oil coolers were suffering from severe corrosion.

 
 

Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1321 (Ceramic S-Metal)

 

Substrate:

Steel

 
 

Application Method:

The corrosion damage was rebuilt with Belzona® 1311 and coated with Belzona® 1321 in accordance with Belzona System Leaflets HEX-1 and HEX-3.

 
 

Belzona Facts:

The cooler had been in service for nearly 40 years and the manufacturer had recommended replacement. The repair included reseating the retaining bolts and cost a fraction of replacement.

 
 

Photographs Description

  1. Corroded tubesheet
  2. Completed tubesheet
  3. Tubesheet at opposite end
  4. Close-up
 
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