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VOL XIII, NO 35

Belzona® Repairs 30 Year Old Valves

 
 

Industry:

Water / Wastewater (WATR)

 
 

Application:

Valves, Pipes and Fittings (VPF)

 
 

Customer Location:

Major irrigation district in central California, U.S.A.

 
 

Application Date:

August 1999

 
 

Application Situation:

Valves controlling flow of water pumped from central valley project to supply a small town and surrounding farm land.

 
 

Problem:

After 30 years of use, valves demonstrated severe damage from erosion-corrosion.

 
 

Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1341 (Supermetalglide)

Belzona® 5811 (Immersion Grade)

 

Substrate:

Cast Steel

 
 

Application Method:

Application was carried out out in accordance with Belzona Know-How Leaflets VPF-1 and VPF-2.

 
 

Belzona Facts:

Replacement parts for these valves are no longer available. Belzona provided the only effective solution, saving the cost of complete replacement.

 
 

Photographs Description

  1. Valves being inspected.  
  2. Internal surfaces being protected with Belzona® 1341 (Supermetalglide). 
  3. External surfaces are coated with Belzona® 5811 (Immersion Grade).  
  4. Completed valve, assembled and ready for service.
 
 
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For more information about Belzona visit: www.belzona.com