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VOL XXVI, NO 22, ELITE

Belzona® Protects Cooling Water Pipeline

 
 

Industry:

Power (POWR)

 
 

Application:

Valves, Pipes and Fittings (VPF)

 
 

Customer Location:

Power Plant, Croatia

 
 

Application Date:

2005

 
 

Application Situation:

1,65 m diameter Cooling water pipeline.

 
 

Problem:

Pipe wall thickness measurement from outside showed heavy loss in material. The following visual inspection from inside confirmed the severity of the problem.

 
 

Products:

Belzona® 1111 (Super Metal)

Belzona® 5811 (Immersion Grade)

 

Substrate:

Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet VPF-1 and VPF-2. Belzona 1111 was used to rebuild the damaged profile and two coats of Belzona® 5811 applied for protection against organic organisms and sea water corrosion.

 
 

Belzona Facts:

Belzona solvent free system was ideal for application in the confined space. Inspection of the coating after 3 years in service showed no damage at all. Even in 2011 (6 years in service) the coating is still performing well.

 
 

Photographs Description

  1. Corroded inner surface
  2. Rebuilding lost profile
  3. Belzona® 5811 applied as two coat system
  4. Inspection after 3 years showed no damage
 
 
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For more information about Belzona visit: www.belzona.com