The repair had the following specifications:
|Scope||Technowrap pressure containment repairs and protective coating refresh|
|Technowrap Fibre||Carbon (triaxial)
|Design Pressure||0.14 bar|
|Design Life||20 years|
|Wrap /Repair Length||500 mm square patches|
|Number of Patches||18|
|Defect Type||Multiple through wall defects|
|Design Code||ISO 24817|
The roof of a 14m diameter Ammonia Tank had experienced significant wall thinning due to external corrosion and coating breakdown. TechnowrapTM patches were applied in accordance with ISO 24817 to defect locations requiring pressure containment and the whole tank roof coating was refreshed. ICR.IAS JV supplied a 4 man multi-skilled team able to perform “low dust” blasting surface preparation, coating and TechnowrapTM repairs.
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