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  1. Paul_LebKnight

    Determining Pressure Rating (PN) of Valves and Pipes (Water)

    Hello guys, Hope you're all doing well. For as long as I remember, the rule of thumb for determining the PN of pipes and valves is 1.5 times the working pressure in the network. But lately I've been digging deeper. So here's my question: How do you guys determine the pressure rating of the...
  2. Paul_LebKnight

    Determining Pressure Rating (PN) of Valves and Pipes

    Hey. Many thanks for your swift reply. So basically the best choice for PN would be the (shut-off head) x (a certain safety factor). And surge is not necessarily accounted for since it's a temporary and instantaneous occurrence. (though I make sure that the PN is greater than the max surge, even...
  3. Paul_LebKnight

    Determining Pressure Rating (PN) of Valves and Pipes

    Hello guys, A new comer to this forum. Hope you're all doing well. For as long as I remember, the rule of thumb for determining the PN of pipes and valves is 1.5 times the working pressure in the network. But lately I've been digging deeper. So here's my question: How do you guys determine the...

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