Flow Rate Calculator

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Quantity Fluid Flow vs Hose Length
Quantity Fluid Flow vs Pressure
Quantity Fluid Flow vs Bore Diameter

Data provided by Copely Developments - UK Hose and Tubing Manufacturer

Quantity Fluid Flow vs Hose Length Data
Length 20.000 40.000 60.000 80.000 100.000 120.000 140.000 160.000 180.000 200.000
Quantity Fluid Flow (litres per minute) 95.273 68.458 56.202 48.807 43.727 39.961 37.026 34.656 32.689 31.023
Bore Diameter (mm) 25 25 25 25 25 25 25 25 25 25
Pressure (bar) 7 7 7 7 7 7 7 7 7 7
Bore Diameter (ins) 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984
Pressure (psi) 102.900 102.900 102.900 102.900 102.900 102.900 102.900 102.900 102.900 102.900
Length (feet) 65.667 131.333 197.000 262.667 328.333 394.000 459.667 525.333 591.000 656.667
Quantity Fluid Flow (gallons per minute) 20.960 15.061 12.364 10.738 9.620 8.791 8.146 7.624 7.192 6.825
Coefficient C 20.105 20.105 20.105 20.105 20.105 20.105 20.105 20.105 20.105 20.105
Velocity V( ft/sec) 10.602 7.618 6.254 5.431 4.866 4.447 4.120 3.856 3.638 3.452
Bore Diamter (ft) D 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021
EquivTtl head fluid h (ft) 237.644 237.644 237.644 237.644 237.644 237.644 237.644 237.644 237.644 237.644
Quantity Fluid Flow vs Pressure Data
Pressure 1.400 2.800 4.200 5.600 7.000 8.400 9.800 11.200 12.600 14.000
Qty fluid flow (ltrs/min) 19.555 27.655 33.871 39.110 43.727 47.900 51.738 55.310 58.666 61.839
Bore dia (mm) 25 25 25 25 25 25 25 25 25 25
Length 100 100 100 100 100 100 100 100 100 100
Bore dia (ins) 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984
Pressure (psi) 20.580 41.160 61.740 82.320 102.900 123.480 144.060 164.640 185.220 205.800
Length (ft) 328.333 328.333 328.333 328.333 328.333 328.333 328.333 328.333 328.333 328.333
Qty fluid flow (gals/min) 4.302 6.084 7.452 8.604 9.620 10.538 11.382 12.168 12.906 13.605
Coefficient C 20.105 20.105 20.105 20.105 20.105 20.105 20.105 20.105 20.105 20.105
Velocity V( ft/sec) 2.176 3.077 3.769 4.352 4.866 5.330 5.757 6.155 6.528 6.881
Bore dia (ft) D 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021 0.082021
EquivTtl head fluid h (ft) 47.529 95.058 142.587 190.115 237.644 285.173 332.702 380.231 427.760 475.289
Quantity Fluid Flow vs Bore Diameter Data
Bore Diameter 5.000 10.000 15.000 20.000 25.000 30.000 35.000 40.000 45.000 50.000
Qty fluid flow (ltrs/min) 0.091 2.204 8.792 21.989 43.727 75.790 119.849 177.478 250.177 339.374
Pressure (bar) 7 7 7 7 7 7 7 7 7 7
Length 100 100 100 100 100 100 100 100 100 100
Bore dia (ins) 0.197 0.394 0.591 0.787 0.984 1.181 1.378 1.575 1.772 1.969
Pressure (psi) 102.900 102.900 102.900 102.900 102.900 102.900 102.900 102.900 102.900 102.900
Length (ft) 328.333 328.333 328.333 328.333 328.333 328.333 328.333 328.333 328.333 328.333
Qty fluid flow (gals/min) 0.020 0.485 1.934 4.838 9.620 16.674 26.367 39.045 55.039 74.662
Coefficient C 2.314 9.976 14.458 17.638 20.105 22.120 23.824 25.300 26.602 27.767
Velocity V( ft/sec) 0.252 1.533 2.718 3.823 4.866 5.857 6.804 7.715 8.592 9.441
Bore dia (ft) D 0.016 0.033 0.049 0.066 0.082 0.098 0.115 0.131 0.148 0.164
EquivTtl head fluid h (ft) 237.644 237.644 237.644 237.644 237.644 237.644 237.644 237.644 237.644 237.644