KHIA headerKnow-How in Action

VOL XXXI, NO 21, ELITE

End Cover Of Condenser Receives Belzona® Ht Solution

 
 

Industry:

Oil & Gas (OILG)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Gas Plant, Southeast China

 
 

Application Date:

August 2010

 
 

Application Situation:

End cover of condenser. Design temperature: 130°C; design pressure 0.1MPa

 
 

Problem:

Severe pitting corrosion appeared on the cover after years of operation. The worst pitting is about 10mm deep.

 
 

Products:

Belzona 1511 (Super HT-Metal)

Belzona 1591 (Ceramic XHT)

 

Substrate:

Carbon Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet HEX-3. Belzona 1511 was used to rebuild the profile followed by an application of Belzona 1591 as a high temperature protective coating.

 
 

Belzona Facts:

The cover was originally unlined. Belzona's solution prevented the cover from further corrosion, extended the equipment life and eliminated the cost of replacement. After 4 years in service, the coating is in perfect condition.

 
 

Photographs Description

  1. The internal surface before application
  2. Severe pitting damage
  3. Completed application
  4. The coating after 4 years shows no sign of further corrosion
 
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