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The handbook of Technical irrigaTion informaTion - Hunter Industries

The handbook of Technical irrigaTion informaTion - Hunter Industries

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Friction Loss ChartsNominalSizePipe IDPipe ODWall Thick15 mm18.321.31.5Bars/Velocity 100 MAustralian Standard PVC PN 15 Plastic PipeC = 150PRESSURE LOSS IN BARS PER 100 METRES20 mm22.926.71.9Bars/Velocity 100 M25 mm28.933.52.3Bars/Velocity 100 M32 mm36.442.22.9Bars/Velocity 100 MSIZES 15 mm THROUGH 50 mm40 mm41.648.23.3Bars/Velocity 100 M50 mm52.160.34.1Bars/Velocity 100 MNominalSizePipe IDPipe ODWall ThickFlowL/min MPS Loss MPS Loss MPS Loss MPS Loss MPS Loss MPS LossFlowL/sec1 0.06 0.00 0.06 0.022 0.13 0.01 0.08 0.00 0.12 0.033 0.19 0.03 0.12 0.01 0.08 0.00 0.18 0.054 0.25 0.05 0.16 0.02 0.10 0.01 0.24 0.075 0.32 0.08 0.20 0.03 0.13 0.01 0.30 0.086 0.38 0.11 0.24 0.04 0.15 0.01 0.10 0.00 0.36 0.107 0.44 0.15 0.28 0.05 0.18 0.02 0.11 0.01 0.42 0.128 0.51 0.19 0.32 0.06 0.20 0.02 0.13 0.01 0.48 0.139 0.57 0.24 0.36 0.08 0.23 0.03 0.14 0.01 0.11 0.00 0.54 0.1510 0.63 0.29 0.40 0.09 0.25 0.03 0.16 0.01 0.12 0.01 0.60 0.1712 0.76 0.40 0.48 0.13 0.30 0.04 0.19 0.01 0.15 0.01 0.72 0.2014 0.89 0.53 0.56 0.18 0.35 0.06 0.22 0.02 0.17 0.01 0.84 0.2316 1.01 0.68 0.64 0.23 0.40 0.07 0.26 0.02 0.20 0.01 0.12 0.00 0.96 0.2718 1.14 0.85 0.72 0.28 0.45 0.09 0.29 0.03 0.22 0.02 0.14 0.01 1.08 0.3020 1.27 1.04 0.80 0.34 0.50 0.11 0.32 0.04 0.24 0.02 0.16 0.01 1.20 0.3322 1.39 1.23 0.88 0.41 0.55 0.13 0.35 0.04 0.27 0.02 0.17 0.01 1.32 0.3724 1.52 1.45 0.96 0.48 0.60 0.15 0.38 0.05 0.29 0.03 0.19 0.01 1.44 0.4026 1.65 1.68 1.04 0.55 0.66 0.18 0.42 0.06 0.32 0.03 0.20 0.01 1.56 0.4328 1.77 1.93 1.12 0.63 0.71 0.21 0.45 0.07 0.34 0.04 0.22 0.01 1.68 0.4730 1.90 2.19 1.20 0.72 0.76 0.23 0.48 0.08 0.37 0.04 0.23 0.01 1.80 0.5032 2.03 2.47 1.28 0.81 0.81 0.26 0.51 0.09 0.39 0.05 0.25 0.02 1.92 0.5334 2.15 2.77 1.36 0.91 0.86 0.29 0.54 0.10 0.42 0.05 0.26 0.02 2.04 0.5736 2.28 3.07 1.44 1.01 0.91 0.33 0.58 0.11 0.44 0.06 0.28 0.02 2.16 0.6038 2.41 3.40 1.52 1.12 0.96 0.36 0.61 0.12 0.47 0.06 0.30 0.02 2.28 0.6340 2.53 3.74 1.60 1.23 1.01 0.40 0.64 0.13 0.49 0.07 0.31 0.02 2.40 0.6742 2.66 4.09 1.68 1.34 1.06 0.44 0.67 0.14 0.51 0.08 0.33 0.02 2.52 0.7044 2.78 4.46 1.76 1.47 1.11 0.47 0.70 0.16 0.54 0.08 0.34 0.03 2.64 0.7346 2.91 4.84 1.84 1.59 1.16 0.52 0.74 0.17 0.56 0.09 0.36 0.03 2.76 0.7748 3.04 5.24 1.92 1.72 1.21 0.56 0.77 0.18 0.59 0.10 0.37 0.03 2.88 0.8050 3.16 5.65 2.00 1.86 1.26 0.60 0.80 0.20 0.61 0.10 0.39 0.03 3.00 0.8355 3.48 6.74 2.20 2.22 1.39 0.72 0.88 0.24 0.67 0.12 0.43 0.04 3.30 0.9260 3.80 7.92 2.40 2.60 1.51 0.84 0.96 0.28 0.73 0.15 0.47 0.05 3.60 1.0065 4.11 9.18 2.60 3.02 1.64 0.98 1.04 0.32 0.80 0.17 0.51 0.06 3.90 1.0870 4.43 10.53 2.80 3.46 1.76 1.12 1.12 0.37 0.86 0.19 0.54 0.06 4.20 1.1775 4.75 11.97 3.01 3.94 1.89 1.27 1.20 0.42 0.92 0.22 0.58 0.07 4.50 1.2580 5.06 13.49 3.21 4.44 2.02 1.44 1.28 0.48 0.98 0.25 0.62 0.08 4.80 1.3385 5.38 15.09 3.41 4.96 2.14 1.61 1.36 0.53 1.04 0.28 0.66 0.09 5.10 1.4290 5.70 16.78 3.61 5.52 2.27 1.79 1.44 0.59 1.10 0.31 0.70 0.10 5.40 1.5095 3.81 6.10 2.39 1.97 1.52 0.65 1.16 0.34 0.74 0.11 5.70 1.58100 4.01 6.70 2.52 2.17 1.60 0.72 1.22 0.38 0.78 0.12 6.00 1.67110 4.41 8.00 2.77 2.59 1.76 0.86 1.35 0.45 0.86 0.15 6.60 1.83120 4.81 9.40 3.02 3.04 1.92 1.01 1.47 0.53 0.93 0.17 7.20 2.00130 5.21 10.90 3.28 3.53 2.08 1.17 1.59 0.61 1.01 0.20 7.80 2.17140 5.61 12.50 3.53 4.05 2.24 1.34 1.71 0.70 1.09 0.23 8.40 2.33150 3.78 4.60 2.40 1.52 1.84 0.79 1.17 0.26 9.00 2.50175 4.41 6.12 2.80 2.02 2.14 1.06 1.36 0.35 10.5 2.92200 5.04 7.84 3.20 2.59 2.45 1.35 1.56 0.45 12.0 3.33225 5.67 9.74 3.60 3.22 2.76 1.68 1.75 0.56 13.5 3.75250 4.00 3.92 3.06 2.05 1.94 0.68 15.0 4.17275 4.40 4.68 3.37 2.44 2.14 0.81 16.5 4.58300 4.80 5.49 3.67 2.87 2.33 0.95 18.0 5.00325Shaded area represents velocities5.20 6.37 3.98 3.33 2.53 1.10 19.5 5.42350 over 1.5 mps. Use with caution5.60 7.31 4.29 3.82 2.72 1.26 21.0 5.83375400where water hammer is a concern.4.594.904.344.892.923.111.441.6222.524.06.256.67450500 Conversions:5.51 6.08 3.503.892.012.4527.030.07.508.33550 Bars/100 M x 100 = kPa/100 M4.28 2.92 33.0 9.17600 4.67 3.43 36.0 10.0650Bars/100 M x 10.21 = Metres/100 M5.06 3.98 39.0 10.8700 Bars/100 M x 4.42 = PSI/100 ft.5.45 4.57 42.0 11.7750 5.83 5.19 45.0 12.5FlowCu.M/Hr121

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