KHIA headerKnow-How in Action


Belzona® Restores Potable Water Supply To Chinese City



Water / Wastewater (WATR)



Valves, Pipes and Fittings (VPF)


Customer Location:

Municipal concrete water pipeline in Guang Dong Province, China


Application Date:

August 1999


Application Situation:

Damaged to concrete water pipeline.



Routine construction above caused physical damage to this 1.2 meter diameter concrete pipeline carrying potable water to Guang Dong Province.



Belzona® 4211 (Magma Stop)

Belzona® 4111 (Magma Quartz)



Steel reinforced concrete.


Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet VPF-11b.


Belzona Facts:

Water pressure was cut from the line and the damaged area prepared with small grinders to remove the loose concrete and get to the exposed rebar. Belzona® 4211 (Magma Stop) was then used to quickly seal the hole and Belzona® 4111 (Magma Quartz) to reinforce the repair area. After curing the Belzona with external heat, the repair was put back into service after only three and one half hours of cure.


Photographs Description

  1. Pipe leaking large volumes of potable water
  2. Pipe damage prepared for Belzona repair
  3. Repair completed with Belzona® 4111 (Magma Quartz)
Case study pic one


 Case study pic two


 Case study pic three


 Case study pic four


For more information about Belzona visit: