COMPOSITE LEAK REPAIR – NATURAL GAS FLANGE LEAK Case Study

 

 

 

 

 

Industry

Semiconductor Plant

 

Technical Details

Pipe Material: Carbon Steel Pipe SCH40

System Medium: Natural Gas

Pipe Size: 4”

Pipe Pressure: 250 psig

Temperature: 30?C

Leak Location: 6-8” crack along Elbow & tee Joint

 

Leak Conditions

In a semiconductor plant a 4” natural gas pipeline is leaking at the pipe elbow and valve connections. It is necessary to stop the leak as soon as possible without performing hot works and while the plant is in operation.

 

Leak Solutions:

Leak Repair Method: Leak Repair

Leak Repair Conditions: Live Leak Repair (no operation shutdown)

Leak Addressed Time Required: 3hours

Leak Address Products:

  1. SmartStic Steel Epoxy Stic
  2. Fix”n”Fast Repair Putty
  3. QuikControl Fiber Glass Repair TapeLeak Solutions

 

Technical Solutions

Alstern’s specialist used ‘Fix’N’Fast Repair Putty & ‘SmartStic Epoxy was applied onto the pipe elbow to stop the leak and reinforce the pipeline. Next, ‘QuikControl Fiberglass Tape’ was applied over the repaired surface to increase the pipe wall thickness.

 

Credits to Alstern Technologies’ specialists and Alchem Manufacturing’s products

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