KHIA headerKnow-How in Action

VOL XX, NO 56

Belzona Separates Dissimilar Metal Pipes

 
 

Industria:

Oil & Gas (OILG)

 
 

Áreas Know-How:

Valves, Pipes and Fittings (VPF)

 
 

Cliente / ubicación:

Offshore platform, UK

 
 

Fecha de aplicación:

October 2001

 
 

Situación de aplicación:

Pipe linings and flanges.

 
 

Problema:

Galvanic corrosion between dissimilar pipe sections.

 
 

Productos:

Belzona® 1391 (Ceramic HT)

Belzona® 1591 (Ceramic XHT)

 

Substrato:

Steel

 
 

Método de aplicación:

Application was carried out in accordance with Belzona Know-How System Leaflet VPF-2.

 
 

Hechos Belzona:

Belzona’s electrical isolating properties form a barrier to the electrolytic cell set up by the dissimilar metal thus stopping galvanic corrosion. The previous vulcanized rubber coating had failed in less than 6 months. These repairs were still in service four years later.

 
 

Descripciones de fotografías

  1. Surface Preparation
  2. Pipe masked up
  3. Finished Application
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 

 

 
 
Para obtener más información acerca de los productos Belzona visite: www.belzona.com