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  • Users: awastha
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  1. awastha

    Differential pressure across valve

    Can 80 bar differential pressure cause any problems while or after opening the valve, if WP is 345 bar? Can it damage the seats, will valve leak in future? We have limitations for depressurising across valve. If valves are 5000 psi rated then aren't they capable to handle 80 bars? How...
  2. awastha

    Impact on material after wrong pressure test

    What are the adverse effects on material, if equipment is pressure tested at twice the rated pressure by mistake. Is it advisable to do any NDTs to see the condition of the material?

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