KHIA headerKnow-How in Action

VOL XXX, NO 46

Belzona® New Generation High Temperature Lining Protects Desulfurization Unit

 
 

Industry:

Oil & Gas (OILG)

 
 

Application:

Tanks and Chemical Containment Areas (TCC)

 
 

Customer Location:

Natural Gas Purification Plant, South East of China

 
 

Application Date:

November 2014

 
 

Application Situation:

Reboiler in the Desulfurization unit.

 
 

Problem:

The vessel operates at 150°C (302°F) and 1.6 MPa (232 psi) pressure. The amine media, rich in H2S, is extremely corrosive, leading to severe pitting and thinning of the vessel wall, thereby increasing operational risks. 

 
 

Products:

Belzona 1511(Super HT-Metal)

Belzona 1593

 

Substrate:

Carbon Steel

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet TCC-5. Belzona 1511 was used to fill the pitted areas and two (2) coats of Belzona 1593 were applied for overall corrosion protection.

 
 

Belzona Facts:

The life of this piece of equipment was extended at a fraction of the cost of replacement. More importantly, the excellent corrosion protection provided by Belzona 1593 will ensure that the vessel operates safely.

 
 

Photographs Description

  1. Interior of the vessel before surface preparation
  2. Surface preparation by grit blasting under way
  3. Rebuilding pitted areas with Belzona 1511
  4. Finished application with 2 coats of Belzona 1593 after inspection
 
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