The handbook of Technical irrigaTion informaTion - Hunter Industries

Handbook of Technical Irrigation InformationNominalSizePipe IDPipe ODWall ThickCast Iron Pipe – Class 150C=100PRESSURE LOSS PER 100 FEET OF PIPE (PSI) SIZES 14" THROUGH 24"14"14.2815.300.51Velocity16"16.3217.400.54Velocity18"18.3419.500.58Velocity20"20.3621.600.62Velocity24"24.3425.800.73NominalSizePipe IDPipe ODWall ThickVelocityFPS PSI Loss Flow GPMFlow GPM FPS PSI Loss FPS PSI Loss FPS PSI Loss FPS PSI Loss200 0.40 0.00 200300 0.60 0.01 0.46 0.00 300400 0.80 0.01 0.61 0.01 0.49 0.00 400500 1.00 0.02 0.77 0.01 0.61 0.01 0.49 0.00 500600 1.20 0.03 0.92 0.02 0.73 0.01 0.59 0.01 600700 1.40 0.04 1.07 0.02 0.85 0.01 0.69 0.01 700800 1.60 0.05 1.23 0.03 0.97 0.02 0.79 0.01 800900 1.80 0.06 1.38 0.03 1.09 0.02 0.89 0.01 0.62 0.00 9001000 2.00 0.08 1.53 0.04 1.21 0.02 0.98 0.01 0.69 0.01 10001100 2.20 0.09 1.69 0.05 1.33 0.03 1.08 0.02 0.76 0.01 11001200 2.40 0.11 1.84 0.06 1.46 0.03 1.18 0.02 0.83 0.01 12001300 2.60 0.13 1.99 0.07 1.58 0.04 1.28 0.02 0.90 0.01 13001400 2.80 0.15 2.14 0.08 1.70 0.04 1.38 0.03 0.96 0.01 14001500 3.00 0.17 2.30 0.09 1.82 0.05 1.48 0.03 1.03 0.01 15001600 3.20 0.19 2.45 0.10 1.94 0.06 1.57 0.03 1.10 0.01 16001700 3.40 0.21 2.60 0.11 2.06 0.06 1.67 0.04 1.17 0.02 17001800 3.60 0.23 2.76 0.12 2.18 0.07 1.77 0.04 1.24 0.02 18001900 3.80 0.26 2.91 0.13 2.30 0.08 1.87 0.05 1.31 0.02 19002000 4.00 0.28 3.06 0.15 2.43 0.08 1.97 0.05 1.38 0.02 20002250 4.50 0.35 3.45 0.18 2.73 0.10 2.21 0.06 1.55 0.03 22502500 5.00 0.43 3.83 0.22 3.03 0.13 2.46 0.08 1.72 0.03 25002750 5.50 0.51 4.21 0.27 3.34 0.15 2.71 0.09 1.89 0.04 27503000 6.00 0.60 4.60 0.31 3.64 0.18 2.95 0.11 2.07 0.04 30003250 6.50 0.69 4.98 0.36 3.94 0.20 3.20 0.12 2.24 0.05 32503500 7.00 0.79 5.36 0.41 4.25 0.24 3.44 0.14 2.41 0.06 35003750 7.50 0.90 5.74 0.47 4.55 0.27 3.69 0.16 2.58 0.07 37504000 8.00 1.02 6.13 0.53 4.85 0.30 3.94 0.18 2.75 0.08 40004250 8.50 1.14 6.51 0.59 5.16 0.34 4.18 0.20 2.93 0.08 42504500 9.00 1.26 6.89 0.66 5.46 0.37 4.43 0.23 3.10 0.09 45004750 9.50 1.40 7.28 0.73 5.76 0.41 4.68 0.25 3.27 0.10 47505000 10.00 1.54 7.66 0.80 6.07 0.45 4.92 0.27 3.44 0.11 50005250 10.50 1.68 8.04 0.88 6.37 0.50 5.17 0.30 3.62 0.13 52505500 11.00 1.83 8.43 0.96 6.67 0.54 5.41 0.33 3.79 0.14 55005750 11.50 1.99 8.81 1.04 6.97 0.59 5.66 0.35 3.96 0.15 57506000 12.00 2.15 9.19 1.13 7.28 0.64 5.91 0.38 4.13 0.16 60006500 13.01 2.50 9.96 1.30 7.88 0.74 6.40 0.44 4.48 0.19 65007000 14.01 2.87 10.72 1.50 8.49 0.85 6.89 0.51 4.82 0.21 70007500 15.01 3.26 11.49 1.70 9.10 0.96 7.38 0.58 5.17 0.24 75008000 16.01 3.67 12.25 1.92 9.70 1.09 7.87 0.65 5.51 0.27 80008500 17.01 4.11 13.02 2.14 10.31 1.22 8.37 0.73 5.85 0.31 85009000 18.01 4.57 13.79 2.38 10.92 1.35 8.86 0.81 6.20 0.34 900010000 15.32 2.90 12.13 1.64 9.84 0.99 6.89 0.41 1000011000 16.85 3.46 13.34 1.96 10.83 1.18 7.58 0.49 1100012000 18.38 4.06 14.56 2.30 11.81 1.38 8.26 0.58 1200013000 19.91 4.71 15.77 2.67 12.80 1.61 8.95 0.67 1300014000 16.98 3.06 13.78 1.84 9.64 0.77 1400015000 18.20 3.48 14.76 2.09 10.33 0.88 1500016000 19.41 3.92 15.75 2.36 11.02 0.99 1600017000 16.73 2.64 11.71 1.11 1700018000 17.72 2.93 12.40 1.23 1800019000 18.70 3.24 13.08 1.36 1900020000 19.68 3.57 13.77 1.50 2000021000 14.46 1.64 2100022000 Shaded area represents velocities15.15 1.78 2200023000 over 5 fps. Use with caution where15.84 1.94 2300024000 16.53 2.10 2400025000water hammer is a concern.17.22 2.26 2500026000 17.91 2.43 2600027000 18.59 2.61 2700028000 19.28 2.79 2800029000 19.97 2.98 29000112