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  • Users: Tundra11
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  1. Tundra11

    Pressure testing of spiral heat exchanger for gasket leak

    Hi All, Recently, our plant had an issue with a spiral heat exchanger that was inspected during our turnaround. Turns out that we had only pressure tested one side (Hot side) as it was at a higher pressure compared to the Cold side. So when it was commissioned, the heat exchanger started...
  2. Tundra11

    Does NPSH required for gear pump for negative pressure at suction side?

    Hi guys, Need your help and advice on this: There is a pump system in my company that uses a gear pump to pump a melted solid from a holding tank above the pump to another storage tank. The holding tank is under negative presure(close to full vacuum), and the pump has been frequently...

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