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VOL XXXI, NO 118

Belzona® Rebuilds Eroded Rudder Pintle Housing

 
 

Industry:

Marine (MRNE)

 
 

Application:

Ships and Offshore Structures (SOS)

 
 

Customer Location:

BC, Canada

 
 

Application Date:

August 1999

 
 

Application Situation:

Eroded rudder pintle housing

 
 

Problem:

Bi-metallic corrosion had eroded much of the metal (about ¼ inch) from the rudder pintle housing.

 
 

Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

 

Substrate:

Mild steel

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet SOS-3.

 
 

Belzona Facts:

Using Belzona eliminated the need for extensive welding and line boring. The application was completed in less than 12 hours.

 
 

Photographs Description

  1. View of blasted rudder housing.
  2. Housing coated with Belzona 1321 to increase slip factor.
  3. Rudder in position on horizontal slide partially inserted.
  4. Rudder pintle inserted and allowed to set up before being removed with the aid of a 30 ton hydraulic jack. The reformed bore was inspected by the ships insurers and found to provide almost 100% contact.
 
 
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For more information about Belzona visit: www.belzona.com