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  • Users: nanil
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  1. nanil

    Stored Energy Calculation & Safe Distance for Underground Pipeline

    We are planning to do pipeline inline inspection pigging using pneumatic pressure of 20 Bar. Pipeline length is 20",16km, with a total volume of 3060m3. I performed Stored energy and safe distance calculation as per ASME PCC-2 part 5 article 5.1. The value is very high with a safe distance of...
  2. nanil

    Mitered bends in Pipeline

    "Mitered bends are prohibited". This is a statement seen in some of the client specifications related to High Pressure Gas Pipelines. What would be the reason's for this. Please advice.
  3. nanil

    Bend to Bend welding without straight length

    For an 8” 2500# pipeline (API 5L X60), we have made cold bends of 40D. For bending we have considered min 1.5m straight length at the start and end of bends during bending. However due to site alignment requirement, we will have to cut the 1.5m straight length and weld the cold bends directly at...

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