The handbook of Technical irrigaTion informaTion - Hunter Industries

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Handbook of Technical Irrigation InformationNominalSizePipe IDPipe ODWall Thick80 mm76.788.96.1Bars/Velocity 100 MAustralian Standard PVC PN 15 Plastic PipeC = 150PRESSURE LOSS IN BARS PER 100 METRES100 mm98.9114.37.7Bars/Velocity 100 M150 mm138.7160.310.8Bars/Velocity 100 M200 mm198.0225.313.7Bars/Velocity 100 MSIZES 80 mm THROUGH 300 mm250 mm246.4280.417.0Bars/Velocity 100 M300 mm277.3315.519.1Bars/Velocity 100 MNominalSizePipe IDPipe ODWall ThickFlowL/min MPS Loss MPS Loss MPS Loss MPS Loss MPS Loss MPS LossFlowL/sec100 0.36 0.02 0.22 0.01 6.0 1.67125 0.45 0.03 0.27 0.01 7.5 2.08150 0.54 0.04 0.33 0.01 9.0 2.50175 0.63 0.05 0.38 0.02 10.5 2.92200 0.72 0.07 0.43 0.02 12.0 3.33225 0.81 0.09 0.49 0.03 0.25 0.00 13.5 3.75250 0.90 0.10 0.54 0.03 0.28 0.01 15.0 4.17275 0.99 0.12 0.60 0.04 0.30 0.01 16.5 4.58300 1.08 0.15 0.65 0.04 0.33 0.01 18.0 5.00325 1.17 0.17 0.71 0.05 0.36 0.01 19.5 5.42350 1.26 0.19 0.76 0.06 0.39 0.01 21.0 5.83375 1.35 0.22 0.81 0.06 0.41 0.01 22.5 6.25400 1.44 0.25 0.87 0.07 0.44 0.01 24.0 6.67475 1.71 0.34 1.03 0.10 0.52 0.02 28.5 7.92500 1.80 0.38 1.09 0.11 0.55 0.02 30.0 8.33550 1.98 0.45 1.19 0.13 0.61 0.03 0.30 0.00 33.0 9.17600 2.16 0.53 1.30 0.15 0.66 0.03 0.32 0.01 36.0 10.0650 2.34 0.61 1.41 0.18 0.72 0.03 0.35 0.01 39.0 10.8700 2.52 0.70 1.52 0.20 0.77 0.04 0.38 0.01 42.0 11.7750 2.70 0.80 1.63 0.23 0.83 0.04 0.41 0.01 45.0 12.5800 2.88 0.90 1.74 0.26 0.88 0.05 0.43 0.01 48.0 13.3850 3.06 1.01 1.85 0.29 0.94 0.06 0.46 0.01 51.0 14.2900 3.24 1.12 1.95 0.33 0.99 0.06 0.49 0.01 54.0 15.0950 3.42 1.24 2.06 0.36 1.05 0.07 0.51 0.01 57.0 15.81000 3.60 1.36 2.17 0.40 1.10 0.08 0.54 0.01 0.35 0.00 60.0 16.71100 3.96 1.62 2.39 0.47 1.21 0.09 0.59 0.02 0.38 0.01 66.0 18.31200 4.32 1.90 2.61 0.56 1.32 0.11 0.65 0.02 0.42 0.01 72.0 20.01300 4.68 2.21 2.82 0.64 1.43 0.12 0.70 0.02 0.45 0.01 78.0 21.71400 5.04 2.53 3.04 0.74 1.54 0.14 0.76 0.03 0.49 0.01 0.39 0.00 84.0 23.31500 5.40 2.88 3.26 0.84 1.65 0.16 0.81 0.03 0.52 0.01 0.41 0.01 90.0 25.01600 5.76 3.24 3.47 0.95 1.76 0.18 0.87 0.03 0.56 0.01 0.44 0.01 96.0 26.71700 3.69 1.06 1.87 0.20 0.92 0.04 0.59 0.01 0.47 0.01 102 28.31800 3.91 1.18 1.98 0.23 0.97 0.04 0.63 0.01 0.50 0.01 108 30.01900 4.13 1.30 2.09 0.25 1.03 0.04 0.66 0.02 0.52 0.01 114 31.72000 4.34 1.43 2.20 0.27 1.08 0.05 0.70 0.02 0.55 0.01 120 33.32200 4.78 1.71 2.42 0.33 1.19 0.06 0.77 0.02 0.61 0.01 132 36.72400 5.21 2.01 2.64 0.38 1.30 0.07 0.84 0.02 0.66 0.01 144 40.02600 5.65 2.33 2.86 0.45 1.41 0.08 0.91 0.03 0.72 0.02 156 43.32800 3.08 0.51 1.51 0.09 0.98 0.03 0.77 0.02 168 46.73000 3.31 0.58 1.62 0.10 1.05 0.04 0.83 0.02 180 50.03200 3.53 0.66 1.73 0.12 1.12 0.04 0.88 0.02 192 53.33400 3.75 0.73 1.84 0.13 1.19 0.04 0.94 0.03 204 56.73600 3.97 0.82 1.95 0.14 1.26 0.05 0.99 0.03 216 60.03800 4.19 0.90 2.05 0.16 1.33 0.06 1.05 0.03 228 63.34000 4.41 0.99 2.16 0.18 1.40 0.06 1.10 0.03 240 66.74500 4.96 1.23 2.43 0.22 1.57 0.08 1.24 0.04 270 75.05000 5.51 1.50 2.70 0.27 1.75 0.09 1.38 0.05 300 83.35500 2.97 0.32 1.92 0.11 1.52 0.06 330 91.76000 3.24 0.37 2.09 0.13 1.65 0.07 360 100.06500 3.51 0.43 2.27 0.15 1.79 0.08 390 108.37000 3.78 0.49 2.44 0.17 1.93 0.10 420 116.77500 4.05 0.56 2.62 0.19 2.07 0.11 450 125.08000 4.33 0.63 2.79 0.22 2.21 0.12 480 133.38500 4.60 0.71 2.97 0.24 2.34 0.14 510 141.79000 4.87 0.79 3.14 0.27 2.48 0.15 540 150.09500 5.14 0.87 3.32 0.30 2.62 0.17 570 158.310000 Shaded area represents velocities5.41 0.96 3.49 0.33 2.76 0.19 600 166.710500 over 1.5 mps. Use with caution5.68 1.05 3.67 0.36 2.89 0.20 630 175.01100011500where water hammer is a concern.5.95 1.14 3.844.010.390.433.033.170.220.24660690183.3191.712000 4.19 0.46 3.31 0.26 720 200.013000 4.54 0.54 3.58 0.30 780 216.714000Conversions:4.89 0.62 3.86 0.35 840 233.315000 5.24 0.70 4.13 0.39 900 250.016000 Bars/100 M x 100 = kPa/100 M5.59 0.79 4.41 0.44 960 266.717000 Bars/100 M x 10.21 = Metres/100 M5.93 0.88 4.69 0.50 1020 283.31800019000Bars/100 M x 4.42 = PSI/100 ft.4.965.240.550.6110801140300.0316.720000 5.51 0.67 1200 333.321000 5.79 0.73 1260 350.0FlowCu.M/Hr122
Friction Loss ChartsFlow GPM 5/8" 3/4" 1" 1-1/2" 2" 3" 4" Flow GPM1 0.2 0.1 12 0.3 0.2 23 0.4 0.3 34 0.6 0.5 0.1 45 0.9 0.6 0.2 56 1.3 0.7 0.3 67 1.8 0.8 0.4 78 2.3 1.0 0.5 89 3.0 1.3 0.6 910 3.7 1.6 0.7 1011 4.4 1.9 0.8 1112 5.1 2.2 0.9 1213 6.1 2.6 1.0 1314 7.2 3.1 1.1 1415 8.3 3.6 1.2 1516 9.4 4.1 1.4 0.4 1617 10.7 4.6 1.6 0.5 1718 12.0 5.2 1.8 0.6 1819 13.4 5.8 2.0 0.7 1920 15.0 6.5 2.2 0.8 2022 7.9 2.8 1.0 2224 9.5 3.4 1.2 2426 11.2 4.0 1.4 2628 13.0 4.6 1.6 2830 15.0 5.3 1.8 0.7 3032 6.0 2.1 0.8 3234 6.9 2.4 0.9 3436 7.8 2.7 1.0 3638 8.7 3.0 1.2 3840 9.6 3.3 1.3 4042 10.6 3.6 1.4 4244 11.7 3.9 1.5 4446 12.8 4.2 1.6 4648 13.9 4.5 1.7 4850 15.0 4.9 1.9 5052 5.3 2.1 5254 5.7 2.2 5456 6.2 2.3 5658 6.7 2.5 5860 7.2 2.7 1.0 6065 8.3 3.2 1.1 6570 9.8 3.7 1.3 7075 11.3 4.3 1.5 7580 12.8 4.9 1.6 0.7 8090 16.1 6.2 2.0 0.8 90100 20.0 7.8 2.5 0.9 100110 9.5 2.9 1.0 110120 11.3 3.4 1.2 120130 13.0 3.9 1.4 130140 15.1 4.5 1.6 140150 17.3 5.1 1.8 150160 20.0 5.8 2.1 160170 6.5 2.4 170180 7.2 2.7 180190 8.0 3.0 190200 9.0 3.2 200220 11.0 3.9 220240 Note: Shaded areas exceed 75% of13.0 4.7 240260 maximum safe meter capacity15.0 5.5 260280 17.3 6.3 280300 20.0 7.2 300350 10.0 350400 13.0 400450 16.2 450500 20.0 50075% ofMax MeterCapacityWater Meter Pressure Loss ChartTypical Pressure Losses (PSI)Nominal Size15 GMP 22.5 GMP 37.5 GMP 75 GMP 120 GMP 225 GMP 375 GMP75% ofMax MeterCapacity123
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ContentsFORMULASGeneralSlope . . .
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Table of ContentsReference Tables o
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Handbook of Technical Irrigation In
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Formulas - HydraulicsFriction Facto
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