Belzona Repairs Underwater Pipe On Offshore Platform

Industry:

Buildings & Structures (BSTR)

Application:

Centrifugal Pumps (CEP)

Customer Location:

Oil and Gas Platform, Brazil

Application Date:

March 2008

Application Situation:

Sump pipe on oil and gas platform

Problem:

Sump pipe was cracked due to impact. It was required to seal the affected area under water.

Products:

Belzona® 1161 (Super UW-Metal)

Belzona® 5831 (ST-Barrier)

Substrate:

Carbon Steel

Application Method:

Application was carried out using a modified version of Belzona Know-How System Leaflet VPF-11a. Surface was cleaned in accordance with ISO 8501-1 St2/3 using pneumatic sander. Prior to commencement of the application several plates were coated with Belzona® 5831 for future corrosion protection. Plates bonded in place by diver using Belzona® 1161. Clamps were used to hold plates in place during curing process.

Belzona Facts:

Practical training was carried out with the divers prior to carrying out the actual application.  Upon completion, inspection was carried out and a small leak was detected. The leak was repaired with the Belzona® 1161/5831 system.This repair is in perfect condition when last inspected in 2010.

Photographs Description

1. Adhesion test being carried out with plates coated with Belzona® 5831 prior to application
2. Testing Belzona® 1161 on edges of plate under immersed conditions
3. Application being carried out by divers under water