KHIA headerKnow-How in Action

VOL XXXII, NO 4

Belzona® Repairs And Saves Internals Of Wastewater Pipe

 
 

Industry:

Water / Wastewater (WATR)

 
 

Application:

Valves, Pipes and Fittings (VPF)

 
 

Customer Location:

Water Treatment Plant, Bossier City, LA, USA

 
 

Application Date:

February 2016

 
 

Application Situation:

42" Ductile Iron underground pipe.

 
 

Problem:

The pipe was corroded so badly that the pitting was causing pin holes in the substrate.

 
 

Products:

Belzona 1121 (Super XL-Metal)

Belzona 5811 (Immersion Grade)

 

Substrate:

Ductile Iron

 
 

Application Method:

The application was carried out in accordance with a modified version of Belzona Know-How System Leaflet VPF-5. Belzona 1121 was used to rebuild the pitting. Belzona 5811 was used to coat the internal of the pipe.

 
 

Belzona Facts:

The cost of the project was $70,000 USD and required a week of downtime for the plant to rebuild the pipe and coat. The Belzona was a much better alternative to the to the cost of over a million dollars to dig the pipe up and replace it with two months of downtime.

 
 

Photographs Description

  1. Corroded pipe before application.
  2. Internals of pipe after SP-10 Abrasive Blast.
  3. Applicators applying Belzona 1121 to pitting.
  4. The pipe after being coated with Belzona 5811.
 
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