BELZONA SUPERWRAP II RETURNS PIPING BACK TO SERVICE IN 48 HOURS

KHIA ID: 8577

Industry: Oil & Gas (OILG)
Application: VPF-Valves, Pipes and Fittings (VPF)
Substrate: Carbon Steel

Customer Location: Western Australia
Application Date: October 2020

Products:
Belzona 1983 (SuperWrap II Resin)

Belzona 9381 (SuperWrap II Reinforcement Sheet)

Belzona 9382 (Release Film)

Problem: The 220mm diameter pipe had developed a critical (Class 3) thin wall defect at the bend. The operating temperature was 95°C and the operating pressure was 10 bar. The total defect length was 280mm in axial.

Photograph Descriptions

1. Measuring the corroded pipe

2. Wetting out the Reinforcement Sheet

3. Wrapping the pipe

4. Applying the Release Film over the wrap

Application Situation

High Temperature, Hydrocarbon Piping

Application Method

The application was completed in accordance with Belzona Know-How System Leaflet VPF-11. The defect area was abrasive blasted to SA 2.5 with a 75 microns profile. Belzona SuperWrap II was applied in accordance with the engineered design as a 6 wrap system, using Belzona 1983 resin to provide a further 12 years service life.

Belzona Facts

Belzona SuperWrap II was chosen because it is an engineered solution that can be designed as a pipe repair system, and is compliant with both ISO 24817 and ASME PCC-2. With the customer able to do their own designs and having applicators on-site, the repair was completed within 48 hours.

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