Engineering Design Data - PVC Pipe Supplies

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C = a constant for internal pipe roughness. 150 is the commonly accepted value for PVC and CPVC pipe. G = flow rate of gallons per minute (U.S. gallons). di = inside diameter of pipe in inches. Compared to other materials on construction for pipe, thermoplastic pipe smoothness remains relatively constant throughout its service life. Water ...

  Flows, Pipe, Pvc pipe, For pvc