The handbook of Technical irrigaTion informaTion - Hunter Industries

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Handbook of Technical Irrigation InformationNominalSizePipe IDPipe ODWall1/2" 3/4"1"1 1/4"0.5460.8400.1470.7421.0500.1540.9571.3150.1791.2781.6600.191Irrigation Association Friction Loss Chart 2008Schedule 80 SteelASTM-53B C=100PSI Loss Per 100 Feet of Pipe1 1/2"1.51.9000.2002"1.9392.3750.2182 1/2"2.3232.8750.2763"2.93.5000.3004"3.8264.5000.337Flow Velocity PSI Velocity PSI Velocity PSI Velocity PSI Velocity PSI Velocity PSI Velocity PSI Velocity PSI Velocity PSIGPM FPS LOSS FPS LOSS FPS LOSS FPS LOSS FPS LOSS FPS LOSS FPS LOSS FPS LOSS FPS LOSS1 1.37 1.71 0.74 0.39 0.45 0.11 0.25 0.03 0.18 0.012 2.74 6.19 1.48 1.39 0.89 0.40 0.50 0.10 0.36 0.053 4.11 13.11 2.22 2.95 1.34 0.85 0.75 0.21 0.54 0.104 5.47 22.34 2.96 5.02 1.78 1.46 1.00 0.36 0.73 0.165 6.84 33.77 3.71 7.59 2.23 2.20 1.25 0.54 0.91 0.256 8.21 47.33 4.45 10.64 2.67 3.08 1.50 0.75 1.09 0.35 0.65 0.107 9.58 62.97 5.19 14.16 3.12 4.10 1.75 1.00 1.27 0.46 0.76 0.138 10.95 80.63 5.93 18.13 3.56 5.26 2.00 1.29 1.45 0.59 0.87 0.179 6.67 22.54 4.01 6.54 2.25 1.60 1.63 0.73 0.98 0.2110 7.41 27.40 4.45 7.94 2.50 1.94 1.81 0.89 1.09 0.2612 8.89 38.41 5.35 11.14 3.00 2.73 2.18 1.25 1.30 0.36 0.91 0.1514 10.37 51.10 6.24 14.81 3.50 3.63 2.54 1.66 1.52 0.48 1.06 0.2016 11.86 65.44 7.13 18.97 4.00 4.64 2.90 2.13 1.74 0.61 1.21 0.2518 13.34 81.39 8.02 23.60 4.50 5.78 3.26 2.65 1.95 0.76 1.36 0.3220 8.91 28.68 5.00 7.02 3.63 3.22 2.17 0.92 1.51 0.3822 9.80 34.22 5.50 8.37 3.99 3.84 2.39 1.10 1.66 0.46 1.07 0.16 0.61 0.0424 10.69 40.20 6.00 9.84 4.35 4.51 2.60 1.29 1.81 0.54 1.16 0.18 0.67 0.0526 11.58 46.62 6.49 11.41 4.71 5.23 2.82 1.50 1.97 0.62 1.26 0.21 0.72 0.0528 12.47 53.48 6.99 13.09 5.08 6.00 3.04 1.72 2.12 0.71 1.36 0.24 0.78 0.0630 13.36 60.77 7.49 14.87 5.44 6.82 3.26 1.96 2.27 0.81 1.46 0.28 0.84 0.0732 7.99 16.76 5.80 7.69 3.47 2.20 2.42 0.92 1.55 0.31 0.89 0.0834 8.49 18.75 6.17 8.60 3.69 2.47 2.57 1.02 1.65 0.35 0.95 0.0936 8.99 20.85 6.53 9.56 3.91 2.74 2.72 1.14 1.75 0.39 1.00 0.1038 9.49 23.04 6.89 10.57 4.12 3.03 2.87 1.26 1.84 0.43 1.06 0.1140 9.99 25.34 7.25 11.62 4.34 3.33 3.02 1.38 1.94 0.47 1.11 0.1242 10.49 27.74 7.62 12.72 4.56 3.65 3.18 1.51 2.04 0.51 1.17 0.1344 10.99 30.23 7.98 13.87 4.77 3.98 3.33 1.65 2.13 0.56 1.23 0.1546 11.49 32.83 8.34 15.06 4.99 4.32 3.48 1.79 2.23 0.61 1.28 0.1648 11.99 35.52 8.70 16.29 5.21 4.67 3.63 1.94 2.33 0.66 1.34 0.1750 12.49 38.31 9.07 17.57 5.43 5.04 3.78 2.09 2.43 0.71 1.39 0.1855 13.74 45.70 9.97 20.96 5.97 6.01 4.16 2.50 2.67 0.85 1.53 0.2260 10.88 24.63 6.51 7.06 4.54 2.93 2.91 1.00 1.67 0.2665 11.79 28.56 7.05 8.19 4.91 3.40 3.15 1.16 1.81 0.3070 12.69 32.77 7.60 9.40 5.29 3.90 3.40 1.33 1.95 0.3475 13.60 37.23 8.14 10.68 5.67 4.43 3.64 1.51 2.09 0.3980 8.68 12.03 6.05 4.99 3.88 1.70 2.23 0.4485 9.22 13.46 6.43 5.59 4.12 1.90 2.37 0.4990 9.77 14.97 6.80 6.21 4.37 2.11 2.51 0.5595 10.31 16.54 7.18 6.87 4.61 2.33 2.65 0.61100 10.85 18.19 7.56 7.55 4.85 2.57 2.79 0.67110 11.94 21.70 8.32 9.01 5.34 3.06 3.07 0.79120 13.02 25.50 9.07 10.58 5.82 3.60 3.34 0.93130 14.11 29.57 9.83 12.27 6.31 4.17 3.62 1.08140 10.58 14.08 6.79 4.78 3.90 1.24150 11.34 16.00 7.28 5.44 4.18 1.41160 12.10 18.03 7.76 6.13 4.46 1.59170 12.85 20.17 8.25 6.85 4.74 1.78180 13.61 22.43 8.73 7.62 5.02 1.98190 14.37 24.79 9.22 8.42 5.30 2.19200 9.70 9.26 5.57 2.40220 10.67 11.05 6.13 2.87240 11.64 12.98 6.69 3.37260 12.61 15.05 7.25 3.91280 13.58 17.27 7.80 4.48300 14.55 19.62 8.36 5.10320 8.92 5.74340Shaded area represents velocities over 7 fps.9.48 6.42360 10.03 7.14380 Use with caution where water hammer is a concern.10.59 7.89400 11.15 8.68420 11.71 9.50440 12.26 10.36460 12.82 11.25480 13.38 12.17500 13.94 13.12110
Friction Loss ChartsNominalSizePipe IDPipe ODWall Thick3"3.323.960.32VelocityCast Iron Pipe – Class 150C=100PRESSURE LOSS PER 100 FEET (PSI) SIZES 3" THROUGH 12"4"4.104.800.35Velocity6"6.146.900.38Velocity8"8.239.050.41Velocity10"10.2211.100.44Velocity12"12.2413.200.48NominalSizePipe IDPipe ODWall ThickVelocityFPS PSI Loss Flow GPMFlow GPM FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss5 0.19 0.01 0.12 0.00 510 0.37 0.02 0.24 0.01 1015 0.56 0.04 0.36 0.01 1520 0.74 0.07 0.49 0.02 0.22 0.00 2025 0.93 0.10 0.61 0.04 0.27 0.01 2530 1.11 0.14 0.73 0.05 0.32 0.01 3040 1.48 0.24 0.97 0.09 0.43 0.01 4050 1.85 0.37 1.21 0.13 0.54 0.02 0.30 0.00 5060 2.22 0.52 1.46 0.18 0.65 0.03 0.36 0.01 6070 2.59 0.69 1.70 0.25 0.76 0.03 0.42 0.01 7080 2.96 0.88 1.94 0.31 0.87 0.04 0.48 0.01 8090 3.33 1.09 2.18 0.39 0.97 0.05 0.54 0.01 0.35 0.00 90100 3.70 1.33 2.43 0.48 1.08 0.07 0.60 0.02 0.39 0.01 100125 4.63 2.01 3.03 0.72 1.35 0.10 0.75 0.02 0.49 0.01 125150 5.55 2.81 3.64 1.01 1.62 0.14 0.90 0.03 0.59 0.01 0.41 0.00 150175 6.48 3.74 4.25 1.34 1.89 0.19 1.05 0.05 0.68 0.02 0.48 0.01 175200 7.40 4.80 4.85 1.72 2.16 0.24 1.20 0.06 0.78 0.02 0.54 0.01 200225 8.33 5.96 5.46 2.14 2.44 0.30 1.36 0.07 0.88 0.03 0.61 0.01 225250 9.25 7.25 6.07 2.60 2.71 0.36 1.51 0.09 0.98 0.03 0.68 0.01 250275 10.18 8.65 6.67 3.10 2.98 0.43 1.66 0.10 1.07 0.04 0.75 0.02 275300 11.10 10.16 7.28 3.64 3.25 0.51 1.81 0.12 1.17 0.04 0.82 0.02 300350 12.96 13.52 8.49 4.84 3.79 0.68 2.11 0.16 1.37 0.06 0.95 0.02 350400 14.81 17.31 9.71 6.20 4.33 0.87 2.41 0.21 1.56 0.07 1.09 0.03 400450 16.66 21.53 10.92 7.71 4.87 1.08 2.71 0.26 1.76 0.09 1.23 0.04 450500 18.51 26.17 12.14 9.37 5.41 1.31 3.01 0.32 1.95 0.11 1.36 0.05 500550 13.35 11.18 5.95 1.57 3.31 0.38 2.15 0.13 1.50 0.05 550600 14.56 13.14 6.49 1.84 3.61 0.44 2.34 0.15 1.63 0.06 600650 15.78 15.24 7.03 2.14 3.92 0.51 2.54 0.18 1.77 0.07 650700 16.99 17.48 7.58 2.45 4.22 0.59 2.73 0.21 1.91 0.09 700750 18.20 19.86 8.12 2.78 4.52 0.67 2.93 0.23 2.04 0.10 750800 19.42 22.38 8.66 3.14 4.82 0.75 3.12 0.26 2.18 0.11 800900 9.74 3.90 5.42 0.94 3.52 0.33 2.45 0.14 9001000 10.82 4.74 6.02 1.14 3.91 0.40 2.72 0.17 10001100 11.90 5.66 6.63 1.36 4.30 0.47 3.00 0.20 11001200 12.99 6.65 7.23 1.60 4.69 0.56 3.27 0.23 12001300 14.07 7.71 7.83 1.85 5.08 0.65 3.54 0.27 13001400 15.15 8.84 8.43 2.13 5.47 0.74 3.81 0.31 14001500 16.23 10.05 9.04 2.42 5.86 0.84 4.08 0.35 15001600 17.32 11.32 9.64 2.72 6.25 0.95 4.36 0.39 16001700 18.40 12.67 10.24 3.05 6.64 1.06 4.63 0.44 17001800 19.48 14.08 10.84 3.39 7.03 1.18 4.90 0.49 18002000 12.05 4.11 7.81 1.43 5.45 0.60 20002200 13.25 4.91 8.59 1.71 5.99 0.71 22002400 14.46 5.77 9.37 2.01 6.54 0.84 24002600 15.66 6.69 10.16 2.33 7.08 0.97 26002800 16.87 7.67 10.94 2.68 7.63 1.11 28003000 18.07 8.72 11.72 3.04 8.17 1.26 30003200 19.28 9.83 12.50 3.43 8.71 1.42 32003400 13.28 3.83 9.26 1.59 34003600 14.06 4.26 9.80 1.77 36003800 14.84 4.71 10.35 1.96 38004000 Shaded area represents velocities over15.62 5.18 10.89 2.15 40004500 5 fps. Use with caution where water17.58 6.44 12.25 2.68 450050005500hammer is a concern.19.53 7.83 13.6214.983.253.88500055006000 16.34 4.56 60006500 17.70 5.29 65007000 19.06 6.07 7000111
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Formulas - HydraulicsFriction Facto
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