The handbook of Technical irrigaTion informaTion - Hunter Industries

Handbook of Technical Irrigation InformationNominalSizePipe IDPipe ODWall Thick³/₈"*0.3750.4550.040VelocityPolyethylene Pipe – Bowsmith, Inc.C=140PRESSURE LOSS PER 100 FEET OF PIPE (PSI) SIZES ³⁄8" THROUGH 1¼"³/₈"*0.3900.4900.050Velocity½"*0.5250.6250.050VelocityBowsmith, Inc.½"*0.5300.6250.0475Velocity½"*0.5900.7000.055Velocity½"*0.6000.7000.050Velocity½"*0.6050.7000.0475NominalSizePipe IDPipe ODWall ThickVelocityFPS PSI Loss GPMFlow GPM FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss0.25 0.73 0.44 0.67 0.36 0.37 0.09 0.36 0.08 0.29 0.05 0.28 0.04 0.28 0.04 0.250.50 1.45 1.58 1.34 1.31 0.74 0.31 0.73 0.29 0.59 0.17 0.57 0.16 0.56 0.15 0.500.75 2.18 3.36 2.01 2.77 1.11 0.65 1.09 0.62 0.88 0.37 0.85 0.34 0.84 0.33 0.751.00 2.90 5.72 2.68 4.73 1.48 1.11 1.45 1.06 1.17 0.63 1.13 0.58 1.11 0.56 1.001.25 3.63 8.65 3.35 7.14 1.85 1.68 1.82 1.61 1.47 0.95 1.42 0.88 1.39 0.84 1.251.50 4.35 12.12 4.02 10.01 2.22 2.36 2.18 2.25 1.76 1.34 1.70 1.23 1.67 1.18 1.501.75 5.08 16.12 4.69 13.32 2.59 3.14 2.54 2.99 2.05 1.78 1.98 1.64 1.95 1.57 1.752.00 5.80 20.65 5.36 17.06 2.96 4.02 2.90 3.83 2.34 2.28 2.27 2.10 2.23 2.01 2.002.5 7.25 31.21 6.71 25.79 3.70 6.07 3.63 5.80 2.93 3.44 2.83 3.17 2.79 3.04 2.53.0 8.70 43.75 8.05 36.15 4.44 8.51 4.36 8.13 3.52 4.82 3.40 4.44 3.34 4.27 3.04 11.61 74.53 10.73 61.58 5.92 14.50 5.81 13.84 4.69 8.21 4.53 7.57 4.46 7.27 45 14.51 112.70 13.41 93.09 7.40 21.92 7.26 20.93 5.86 12.42 5.67 11.44 5.57 10.99 56 17.41 157.90 16.09 130.50 8.88 30.72 8.71 29.33 7.03 17.41 6.80 16.04 6.69 15.41 67 18.78 173.60 10.36 40.87 10.17 39.03 8.20 23.16 7.93 21.34 7.80 20.50 78 11.84 52.33 11.62 49.97 9.38 29.66 9.07 27.33 8.92 26.25 89 13.32 65.09 13.07 62.16 10.55 36.88 10.20 33.99 10.03 32.64 910 14.80 79.11 14.52 75.55 11.72 44.83 11.33 41.31 11.15 39.68 1012 17.76 110.90 17.43 105.90 14.06 62.84 13.60 57.90 13.38 55.61 1214 16.41 83.60 15.87 77.04 15.61 73.99 1416 18.75 107.10 18.13 98.65 17.83 94.75 16NominalSizePipe IDPipe ODWall ThickFlow GPM⁵/₈"*0.6250.7200.475Velocity⁵/₈"*0.7300.8350.0525Velocity¾"*0.8110.9350.0625Velocity¾"*0.8180.9350.059Velocity1"*1.0501.1950.0725Velocity1"*1.0571.1950.069Velocity1¼"1.3601.5300.085NominalSizePipe IDPipe ODWall ThickVelocityFPS PSI Loss Flow GPMFPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss1 1.04 0.48 0.77 0.22 0.62 0.13 0.61 0.13 0.37 0.04 0.37 0.04 0.22 0.01 12 2.09 1.72 1.53 0.81 1.24 0.48 1.22 0.46 0.74 0.14 0.73 0.13 0.44 0.04 23 3.13 3.64 2.30 1.71 1.86 1.03 1.83 0.98 1.11 0.29 1.10 0.28 0.66 0.08 34 4.18 6.21 3.06 2.91 2.48 1.75 2.44 1.68 1.48 0.50 1.46 0.48 0.88 0.14 45 5.22 9.38 3.83 4.41 3.10 2.64 3.05 2.53 1.85 0.75 1.83 0.73 1.10 0.21 56 6.27 13.15 4.59 6.18 3.72 3.70 3.66 3.55 2.22 1.05 2.19 1.02 1.32 0.30 67 7.31 17.50 5.36 8.22 4.34 4.92 4.27 4.72 2.59 1.40 2.56 1.36 1.54 0.40 78 8.36 22.40 6.12 10.52 4.96 6.31 4.88 6.05 2.96 1.79 2.92 1.74 1.76 0.51 89 9.40 27.86 6.89 13.09 5.58 7.84 5.49 7.52 3.33 2.23 3.29 2.16 1.99 0.63 910 10.44 33.87 7.66 15.91 6.20 9.53 6.10 9.14 3.70 2.71 3.65 2.63 2.21 0.77 1012 12.53 47.47 9.19 22.30 7.44 13.36 7.32 12.82 4.44 3.80 4.38 3.68 2.65 1.08 1214 14.62 63.16 10.72 29.67 8.68 17.78 8.54 17.05 5.18 5.06 5.11 4.90 3.09 1.44 1416 16.71 80.88 12.25 37.99 9.93 22.77 9.76 21.83 5.92 6.48 5.84 6.27 3.53 1.84 1618 18.80 100.60 13.78 47.25 11.17 28.32 10.98 27.16 6.66 8.06 6.57 7.80 3.97 2.29 1820 15.31 57.43 12.41 34.42 12.20 33.01 7.40 9.79 7.30 9.48 4.41 2.78 2022 16.84 68.52 13.65 41.06 13.41 39.38 8.14 11.68 8.03 11.31 4.85 3.32 2224 18.37 80.50 14.89 48.24 14.63 46.26 8.88 13.73 8.76 13.29 5.29 3.90 2426 19.91 93.36 16.13 55.95 15.85 53.66 9.62 15.92 9.49 15.41 5.74 4.52 2628 17.37 64.18 17.07 61.55 10.36 18.26 10.23 17.68 6.18 5.19 2830 18.61 72.93 18.29 69.94 11.10 20.75 10.96 20.09 6.62 5.89 3032 19.85 82.18 19.51 78.82 11.84 23.39 11.69 22.64 7.06 6.64 3234 12.58 26.17 12.42 25.33 7.50 7.43 3436 13.32 29.09 13.15 28.16 7.94 8.26 3638 14.06 32.15 13.88 31.13 8.38 9.13 3840 14.80 35.36 14.61 34.23 8.82 10.04 4042 15.54 38.70 15.34 37.47 9.26 10.99 4244 16.28 42.18 16.07 40.84 9.71 11.98 4446 17.02 45.80 16.80 44.34 10.15 13.01 4648 17.76 49.56 17.53 47.98 10.59 14.07 4850 18.50 53.45 18.26 51.75 11.03 15.18 5055 12.13 18.11 5560 13.24 21.28 6065 14.34 24.68 6570 15.44 28.31 7075 16.54 32.16 7580 17.65 36.25 8085 18.75 40.55 8590 19.85 45.08 90* Note: Bowsmith manufactures more than one pipe in similar nominal sizes but with different IDs.82