KHIA headerKnow-How in Action

VOL XXV, NO 30, ELITE

Belzona® Revisits Leaking Pipe

 
 

Industry:

Buildings & Structures (BSTR)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Power Station, Wales

 
 

Application Date:

February 2008

 
 

Application Situation:

Cooling water pipework

 
 

Problem:

Leaking pipe was affecting efficiency of the cooling system. Back pressure meant repair had to be carried out live and to a very tight schedule. Adjacent section of pipe had previously been repaired with Belzona.

 
 

Products:

Belzona® 1111 (Super Metal)
Belzona 1221® (Super E Metal)
Belzona 1291® (ES Metal)

 

Substrate:

Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet VPF-11a. After temporarily stemming leak with Belzona® 1291, Belzona® 1221 was applied to give additional strength before grit blastiong and applying a Belzona® 1111 wrap. Belzona® 1341 was applied over the top to provide corrosion protection to exposed section of pipe.

 
 

Belzona Facts:

Just 2 hours after vcompletinmg the repair, the full pressure was restored. This repair has now been in service 3 years with the earlier repair now 7 years in service.

 
 

Photographs Description

The leak Belzona® 1111 wrap completed Completed application protected with Belzona® 1341 Note earlier repair immediately below latest repair

 

 
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