Friction Loss Charts

FRICTION LOSS CHARTS - UPVC PIPE CLASS 3 (6 BAR)

C = 150 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe ID Pipe OD Wall Thick 40 mm 36.4 mm 40 mm 1.8 mm 50 mm 46.4 mm 50 mm 1.8 mm 63 mm 59.2 mm 63 mm 1.9 mm 75 mm 70.6 mm 75 mm 2.2 mm 90 mm 84.6 mm 90 mm 2.7 mm

110 mm 103.6 mm 110 mm 3.2 mm 160 mm 153.2 mm 160 mm 3.4 mm 200 mm 188.2 mm 200 mm 5.9 mm

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 7.6 0.5 11.4 0.75 15.1 1 0.3 0.03 26.5 1.5 0.4 0.06 0.2 0.02 34.1 2 0.5 0.09 0.3 0.03 41.6 2.5 0.7 0.14 0.4 0.04 49.2 3 0.8 0.20 0.5 0.06 56.8 3.5 0.9 0.27 0.6 0.08 68.1 4 1.1 0.34 0.7 0.10 83.3 5 1.3 0.52 0.8 0.16 98.4 6 1.6 0.72 1.0 0.22 0.6 0.07 0.4 0.03 117.3 7 1.9 0.96 1.1 0.30 0.7 0.09 0.5 0.04 132.5 8 2.1 1.23 1.3 0.38 0.8 0.12 0.6 0.05 151.4 9 2.4 1.53 1.5 0.47 0.9 0.14 0.6 0.06 166.6 10 2.7 1.86 1.6 0.57 1.0 0.17 0.7 0.07 181.7 11 1.8 0.68 1.1 0.21 0.8 0.09 0.5 0.04 200.6 12 2.0 0.8 1.2 0.24 0.9 0.10 0.6 0.04

215.8 13 234.7 14 249.8 15 2.1 0.93 1.3 0.28 0.9 0.12 0.6 0.05 2.3 1.07 1.4 0.33 1.0 0.14 0.7 0.06 2.5 1.21 1.5 0.37 1.1 0.16 0.7 0.06 0.5 0.02

265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 1.6 0.42 1.1 0.18 0.8 0.07 0.5 0.03 1.7 0.47 1.2 0.20 0.8 0.08 0.6 0.03 1.8 0.52 1.3 0.22 0.9 0.09 0.6 0.03 1.9 0.57 1.3 0.24 0.9 0.10 0.6 0.04 2.0 0.63 1.4 0.27 1.0 0.11 0.7 0.04

Velocity m/s bar loss Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 2.1 0.69 1.5 0.29 1.0 0.12 0.7 0.05 2.2 0.75 1.6 0.32 1.1 0.13 0.7 0.05 2.3 0.82 1.6 0.35 1.1 0.14 0.8 0.05 1.7 0.37 1.2 0.16 0.8 0.06 1.8 0.40 1.2 0.17 0.8 0.06 1.8 0.43 1.3 0.18 0.9 0.07 1.9 0.47 1.3 0.19 0.9 0.07 2.0 0.50 1.4 0.21 0.9 0.08 2.1 0.53 1.4 0.22 1.0 0.08 2.1 0.57 1.5 0.23 1.0 0.09 1.7 0.31 1.2 0.12 2.0 0.40 1.3 0.15 2.2 0.50 1.5 0.19 1.6 0.23 1.8 0.27 2.0 0.32 2.1 0.37 1.0 0.05 2.3 0.42 1.1 0.06 1.1 0.07 1.2 0.08 1.3 0.09 1.4 0.10 1.5 0.12 1.0 0.04 1.7 0.14 1.1 0.05 1.8 0.17 1.2 0.06 2.0 0.20 1.3 0.07 2.1 0.23 1.4 0.08 2.3 0.26 1.5 0.09

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern. TECHNICAL INFORMATION

FRICTION LOSS CHARTS - UPVC PIPE CLASS 4 (10 BAR)

C = 150 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe ID Pipe OD Wall Thick 25 mm 22 mm 25 mm 1.5 mm 32 mm 28.4 mm 32 mm 1.8 mm 40 mm 36.2 mm 40 mm 1.9 mm 50 mm 45.2 mm 50 mm 2.4 mm 63 mm 57 mm 63 mm 3.0 mm 75 mm 67.8 mm 75 mm 3.6 mm 90 mm 81.4 mm 90 mm 4.3 mm 110 mm 99.4 mm 110 mm 5.3 mm 160 mm 144.6 mm 160 mm 7.7 mm 200 mm 180.8 mm 200 mm 9.6 mm

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 0.2 0.02 7.6 0.5 0.4 0.08 11.4 0.75 0.5 0.18 15.1 1 0.7 0.30 26.5 1.5 1.1 0.64 0.7 0.19 34.1 2 1.5 1.10 0.9 0.32 41.6 2.5 1.8 1.66 1.1 0.48 0.7 0.15 49.2 3 2.2 2.33 1.3 0.67 0.8 0.21 56.8 3.5 2.6 3.10 1.5 0.89 0.9 0.27 68.1 4 1.8 1.14 1.1 0.35 0.7 0.12 83.3 5 2.2 1.73 1.3 0.53 0.9 0.18

Velocity m/s bar loss Velocity m/s bar loss

98.4 6 117.3 7 132.5 8 151.4 9 166.6 10 2.6 2.42 1.6 0.74 1.0 0.25 0.7 0.08 1.9 0.99 1.2 0.34 0.8 0.11 2.2 1.27 1.4 0.43 0.9 0.14 2.4 1.58 1.6 0.53 1.0 0.17 0.7 0.07 1.7 0.65 1.1 0.21 0.8 0.09

Velocity m/s bar loss

181.7 11 200.6 12 215.8 13 234.7 14 249.8 15 265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 1.9 0.77 1.2 0.25 0.8 0.11 2.1 0.91 1.3 0.29 0.9 0.13 2.3 1.06 1.4 0.34 1.0 0.15 2.4 1.21 1.5 0.39 1.1 0.17 2.6 1.38 1.6 0.44 1.2 0.19 1.7 0.50 1.2 0.22 0.9 0.09 1.9 0.56 1.3 0.24 0.9 0.10 2.0 0.62 1.4 0.27 1.0 0.11 2.1 0.69 1.5 0.30 1.0 0.12 2.2 0.76 1.5 0.33 1.1 0.13

Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 2.3 0.83 1.6 0.36 1.1 0.15 2.4 0.90 1.7 0.39 1.2 0.16 2.5 0.98 1.8 0.42 1.2 0.17 1.8 0.46 1.3 0.19 1.9 0.49 1.3 0.20 2.0 0.53 1.4 0.22 0.9 0.08 2.1 0.57 1.4 0.23 1.0 0.09 2.2 0.61 1.5 0.25 1.0 0.09 2.2 0.65 1.5 0.27 1.0 0.10 2.3 0.69 1.6 0.28 1.1 0.11 0.5 0.02 1.9 0.38 1.3 0.14 0.6 0.02 2.1 0.48 1.4 0.18 0.7 0.03 2.4 0.60 1.6 0.23 0.8 0.04 1.8 0.28 0.8 0.04 2.0 0.33 0.9 0.05 2.1 0.39 1.0 0.06 2.3 0.45 1.1 0.07 2.5 0.51 1.2 0.08 2.7 0.58 1.3 0.09 2.9 0.66 1.4 0.11 3.0 0.74 1.4 0.12 3.2 0.82 1.5 0.13 1.0 0.04 1.7 0.16 1.1 0.05 1.9 0.19 1.2 0.06 2.0 0.22 1.3 0.08 2.2 0.26 1.4 0.09 2.4 0.30 1.5 0.10 2.5 0.34 1.6 0.11

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern.

FRICTION LOSS CHARTS - UPVC PIPE CLASS 5 (16 BAR)

C = 150 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe ID Pipe OD Wall Thick 25 mm 21.2 mm 25 mm 1.5 mm 32 mm 27.2 mm 32 mm 1.8 mm 40 mm 34 mm 40 mm 1.9 mm 50 mm 42.6 mm 50 mm 2.4 mm 63 mm 53.6 mm 63 mm 3 mm 75 mm 63.8 mm 75 mm 3.6 mm 90 mm 76.6 mm 90 mm 4.3 mm 110 mm 93.6 mm 110 mm 5.3 mm 160 mm 136.2 mm 160 mm 7.7 mm 200 mm 170.2 mm 200 mm 14.9 mm

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 0.2 0.03 7.6 0.5 0.4 0.10 11.4 0.75 0.6 0.21 0.4 0.06 15.1 1 0.8 0.36 0.5 0.11 0.3 0.04 26.5 1.5 1.2 0.77 0.7 0.23 0.5 0.08 0.3 0.03 34.1 2 1.6 1.32 1.0 0.39 0.6 0.13 0.4 0.04 41.6 2.5 2.0 1.99 1.2 0.59 0.8 0.20 0.5 0.07 49.2 3 2.4 2.79 1.4 0.83 0.9 0.28 0.6 0.09 56.8 3.5 1.7 1.10 1.1 0.37 0.7 0.12 68.1 4 1.9 1.41 1.2 0.48 0.8 0.16 83.3 5 2.4 2.13 1.5 0.72 1.0 0.24 98.4 6 1.8 1.01 1.2 0.34 0.7 0.11 117.3 7 2.1 1.34 1.4 0.45 0.9 0.15

132.5 8 151.4 9 166.6 10 2.4 1.72 1.6 0.57 1.0 0.19 1.8 0.71 1.1 0.23 1.9 0.87 1.2 0.28

Velocity m/s bar loss Velocity m/s bar loss

181.7 11 200.6 12 215.8 13 234.7 14 249.8 15 265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 2.1 1.03 1.4 0.34 1.0 0.14 2.3 1.21 1.5 0.40 1.0 0.17 1.6 0.46 1.1 0.20 1.7 0.53 1.2 0.23 1.8 0.60 1.3 0.26 2.0 0.68 1.4 0.29 1.0 0.12 2.1 0.76 1.5 0.32 1.0 0.13 2.2 0.84 1.6 0.36 1.1 0.15 2.3 0.93 1.7 0.40 1.1 0.16 2.5 1.02 1.7 0.44 1.2 0.18

Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 1.8 0.48 1.3 0.20 1.9 0.52 1.3 0.21 2.0 0.57 1.4 0.23 2.1 0.61 1.4 0.25 1.0 0.09 2.2 0.66 1.5 0.27 1.0 0.10 2.3 0.71 1.6 0.29 1.0 0.11 2.3 0.76 1.6 0.31 1.1 0.12 2.4 0.82 1.7 0.33 1.1 0.13 2.5 0.87 1.7 0.36 1.2 0.13 1.8 0.38 1.2 0.14 2.1 0.51 1.4 0.19 2.4 0.65 1.6 0.24 2.7 0.81 1.8 0.30 2.0 0.37 1.0 0.06 2.2 0.44 1.0 0.07 2.4 0.52 1.1 0.08 2.6 0.60 1.2 0.10 2.8 0.69 1.3 0.11 3.0 0.78 1.4 0.13 3.2 0.88 1.5 0.14 1.6 0.16 1.7 0.18 1.9 0.21 1.2 0.07 2.1 0.26 1.3 0.09 2.3 0.30 1.5 0.10 2.5 0.35 1.6 0.12 2.7 0.40 1.7 0.14 2.9 0.45 1.8 0.15

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern.

FRICTION LOSS CHARTS - SCHEDULE 40 IPS PVC PLASTIC PIPE

C = 150 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe OD Pipe ID Pipe ID mm Wall Thick

1" 1.315" 1.049" 26.64 0.133"

1¼" 1.66" 1.380" 35.05 0.140"

1½" 1.900" 1.610" 40.89 0.145"

2" 2.375" 2.067" 52.50 0.154"

2½" 2.375" 2.469" 62.71 0.203"

3" 3.500" 3.068" 77.93 0.216"

4" 4.500" 4.026" 102.26 0.237"

6" 6.625" 6.065" 154.05 0.280"

8" 8.625" 7.981" 202.72 0.322"

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 0.1 0.01 7.6 0.5 0.2 0.03 11.4 0.75 0.4 0.07 0.2 0.02 15.1 1 0.5 0.12 0.3 0.03 0.2 0.01 26.5 1.5 0.7 0.25 0.4 0.07 0.3 0.03 0.2 0.01 34.1 2 1.0 0.43 0.6 0.11 0.4 0.05 0.3 0.02 41.6 2.5 1.2 0.65 0.7 0.17 0.5 0.08 0.3 0.02 49.2 3 1.5 0.92 0.9 0.24 0.6 0.11 0.4 0.03 56.8 3.5 1.7 1.22 1.0 0.32 0.7 0.15 0.4 0.04 68.1 4 2.0 1.56 1.2 0.41 0.8 0.19 0.5 0.06 83.3 5 2.5 2.36 1.4 0.62 1.1 0.29 0.6 0.09 98.4 6 1.7 0.87 1.3 0.41 0.8 0.12 0.5 0.05 0.3 0.02 117.3 7 2.0 1.16 1.5 0.55 0.9 0.16 0.6 0.07 0.4 0.02

132.5 8 151.4 9 166.6 10 2.3 1.48 1.7 0.70 1.0 0.21 0.7 0.09 0.5 0.03 2.6 1.84 1.9 0.87 1.2 0.26 0.8 0.11 0.5 0.04 2.9 2.24 2.1 1.06 1.3 0.31 0.9 0.13 0.6 0.05

181.7 11 200.6 12 215.8 13 234.7 14 249.8 15 265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 2.3 1.26 1.4 0.37 1.0 0.16 0.6 0.05 2.5 1.48 1.5 0.44 1.1 0.18 0.7 0.06 2.7 1.72 1.7 0.51 1.2 0.21 0.8 0.07 3.0 1.97 1.8 0.58 1.3 0.25 0.8 0.09 3.2 2.24 1.9 0.66 1.3 0.28 0.9 0.10 2.1 0.75 1.4 0.31 0.9 0.11 2.2 0.84 1.5 0.35 1.0 0.12 2.3 0.93 1.6 0.39 1.0 0.14 2.4 1.03 1.7 0.43 1.1 0.15 2.6 1.13 1.8 0.48 1.2 0.17

Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 1.9 0.52 1.2 0.18 2.0 0.57 1.3 0.20 2.1 0.62 1.3 0.21 2.2 0.67 1.4 0.23 2.2 0.72 1.5 0.25 2.3 0.77 1.5 0.27 2.4 0.83 1.6 0.29 1.6 0.31 1.7 0.33 1.7 0.35 2.0 0.47 1.2 0.12 2.3 0.60 1.4 0.16 2.6 0.74 1.5 0.20 2.9 0.90 1.7 0.24 1.9 0.29 2.0 0.34 2.2 0.39 1.0 0.07 2.4 0.45 1.0 0.08 2.5 0.51 1.1 0.09 2.7 0.57 1.2 0.10 2.9 0.64 1.3 0.11 3.0 0.71 1.3 0.12 0.8 0.03 1.5 0.15 0.9 0.03 1.6 0.18 0.9 0.04 1.8 0.21 1.0 0.04 1.9 0.25 1.1 0.05 2.1 0.28 1.2 0.06 2.1 0.32 1.3 0.07

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern.

FRICTION LOSS CHARTS - SCHEDULE 80 IPS PVC PLASTIC PIPE

C = 150 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe OD Pipe ID Pipe ID mm Wall Thick

1" 1.315" 0.957" 24.31 0.179"

1¼" 1.660" 1.278" 32.46 0.191"

1½" 1.900" 1.500" 38.10 0.200"

2" 2.375" 1.939" 49.25 0.218"

2½" 2.875" 2.323" 59.00 0.276"

3" 3.500" 2.900" 73.66 0.300"

4" 4.500" 3.826" 97.18 0.337"

6" 6.625" 5.761" 146.33 0.432"

8" 8.625" 7.625" 193.68 0.500"

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 0.1 0.01 7.6 0.5 0.3 0.05 11.4 0.75 0.4 0.11 0.3 0.03 15.1 1 0.6 0.19 0.3 0.05 0.2 0.02 26.5 1.5 0.9 0.40 0.5 0.10 0.4 0.04 0.2 0.01 34.1 2 1.2 0.68 0.7 0.17 0.5 0.08 0.3 0.02 41.6 2.5 1.5 1.02 0.8 0.25 0.6 0.11 0.4 0.03 49.2 3 1.8 1.43 1.0 0.35 0.7 0.16 0.4 0.05 56.8 3.5 2.1 1.90 1.2 0.47 0.9 0.21 0.5 0.06 68.1 4 2.4 2.44 1.3 0.60 1.0 0.27 0.6 0.08 83.3 5 3.0 3.69 1.7 0.90 1.2 0.41 0.7 0.12 98.4 6 2.0 1.26 1.5 0.58 0.9 0.17 0.6 0.07 0.4 0.02 117.3 7 2.3 1.68 1.7 0.77 1.0 0.22 0.7 0.09 0.5 0.03

132.5 8 151.4 9 166.6 10 2.7 2.15 1.9 0.99 1.2 0.28 0.8 0.12 0.5 0.04 3.0 2.68 2.2 1.23 1.3 0.35 0.9 0.15 0.6 0.05 2.4 1.49 1.5 0.43 1.0 0.18 0.7 0.06

181.7 11 200.6 12 215.8 13 234.7 14 249.8 15 265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 2.7 1.78 1.6 0.51 1.1 0.21 0.7 0.07 2.9 2.09 1.7 0.60 1.2 0.25 0.8 0.08 1.9 0.69 1.3 0.29 0.8 0.10 2.0 0.80 1.4 0.33 0.9 0.11 2.2 0.91 1.5 0.38 1.0 0.13 2.3 1.02 1.6 0.42 1.0 0.14 2.5 1.14 1.7 0.47 1.1 0.16 2.6 1.27 1.8 0.53 1.2 0.18 1.9 0.58 1.2 0.20 2.0 0.64 1.3 0.22

Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 2.1 0.70 1.4 0.24 2.2 0.76 1.4 0.26 2.3 0.83 1.5 0.28 2.4 0.90 1.6 0.30 2.5 0.97 1.6 0.33 1.7 0.35 1.8 0.38 1.8 0.41 1.0 0.11 1.9 0.43 1.1 0.11 2.0 0.46 1.1 0.12 2.3 0.61 1.3 0.16 2.6 0.78 1.5 0.20 1.7 0.25 1.9 0.31 2.1 0.37 2.2 0.43 2.4 0.50 1.1 0.07 2.6 0.57 1.2 0.08 2.8 0.65 1.2 0.09 3.0 0.73 1.3 0.10 3.2 0.82 1.4 0.11 3.4 0.91 1.5 0.12 1.7 0.15 0.9 0.04 1.8 0.18 1.0 0.05 2.0 0.21 1.1 0.05 2.1 0.25 1.2 0.06 2.3 0.28 1.3 0.07 2.5 0.32 1.4 0.08

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern.

FRICTION LOSS CHARTS - HDPE PRESSURE PIPE PE80 SDR 17.6 PN6

C = 140 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe ID mm Wall Thick 25 mm 21.40 1.8 32 mm 28.40 1.8 40 mm 35.40 2.3 50 mm 44.20 2.9 63 mm 55.80 3.6 75 mm 66.40 4.3 90 mm 79.80 5.1 110 mm 97.40 6.3 160 mm 141.80 9.1 200 mm 177.20 11.4

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 0.2 0.03 7.6 0.5 0.4 0.11 11.4 0.75 0.6 0.23 0.3 0.06 15.1 1 0.8 0.40 0.4 0.10 0.3 0.03 26.5 1.5 1.2 0.84 0.7 0.21 0.4 0.07 0.3 0.02 34.1 2 1.5 1.43 0.9 0.36 0.6 0.12 0.4 0.04 41.6 2.5 1.9 2.16 1.1 0.54 0.7 0.19 0.5 0.06 49.2 3 2.3 3.03 1.3 0.76 0.8 0.26 0.5 0.09 56.8 3.5 2.7 4.03 1.5 1.01 1.0 0.35 0.6 0.12 68.1 4 3.1 5.16 1.8 1.30 1.1 0.44 0.7 0.15 83.3 5 2.2 1.96 1.4 0.67 0.9 0.23 98.4 6 2.6 2.75 1.7 0.94 1.1 0.32 0.7 0.10 0.5 0.04 117.3 7 3.1 3.66 2.0 1.25 1.3 0.42 0.8 0.14 0.6 0.06

132.5 8 151.4 9 166.6 10 3.5 4.69 2.3 1.60 1.4 0.54 0.9 0.17 0.6 0.07 2.5 2.00 1.6 0.68 1.0 0.22 0.7 0.09 2.8 2.43 1.8 0.82 1.1 0.26 0.8 0.11

181.7 11 200.6 12 215.8 13 234.7 14 249.8 15 265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 2.0 0.98 1.2 0.32 0.9 0.14 2.2 1.15 1.4 0.37 1.0 0.16 2.4 1.34 1.5 0.43 1.0 0.18 2.5 1.53 1.6 0.49 1.1 0.21 2.7 1.74 1.7 0.56 1.2 0.24 2.9 1.96 1.8 0.63 1.3 0.27 3.1 2.20 1.9 0.71 1.4 0.30 3.3 2.44 2.0 0.79 1.4 0.34 2.2 0.87 1.5 0.37 2.3 0.95 1.6 0.41

Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 2.4 1.04 1.7 0.45 1.2 0.18 2.5 1.14 1.8 0.49 1.2 0.20 2.6 1.24 1.8 0.53 1.3 0.22 2.7 1.34 1.9 0.57 1.3 0.23 3.8 1.44 2.0 0.62 1.4 0.25 2.1 0.67 1.4 0.27 1.0 0.10 0.5 0.02 2.2 0.71 1.5 0.29 1.0 0.11 0.5 0.02 2.2 0.76 1.6 0.31 1.0 0.12 0.5 0.02 2.3 0.81 1.6 0.33 1.1 0.13 0.5 0.02 2.4 0.87 1.7 0.35 1.1 0.13 0.5 0.02 2.8 1.15 1.9 0.47 1.3 0.18 0.6 0.03 3.2 1.48 2.2 0.60 1.5 0.23 0.7 0.04 2.5 0.75 1.7 0.28 0.8 0.05 2.8 0.91 1.9 0.35 0.9 0.06 3.1 1.09 2.1 0.41 1.0 0.07 3.3 1.28 2.2 0.48 1.1 0.08 2.4 0.56 1.1 0.09 2.6 0.64 1.2 0.10 1.3 0.12 1.4 0.13 1.5 0.15 1.6 0.16 1.8 0.20 1.1 0.07 1.9 0.24 1.2 0.08 2.1 0.28 1.4 0.09 2.3 0.33 1.5 0.11 1.6 0.13 1.7 0.14

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern.

FRICTION LOSS CHARTS - HDPE PRESSURE PIPE PE80 SDR 11 PN10

C = 140 • PRESSURE LOSS (BAR/100 METRES)

Nominal Size Pipe ID mm Wall Thick 25 mm 20.40 2.3 32 mm 26.20 2.9 40 mm 32.60 3.7 50 mm 40.80 4.6 63 mm 51.40 5.8 75 mm 61.40 6.8 90 mm 73.60 8.2 110 mm 90.00 10 160 mm 130.80 14.6 200 mm 163.60 18.2

Flow l/min Flow m3/hr Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss Velocity m/s bar loss

3.8 0.25 0.2 0.04 7.6 0.5 0.4 0.14 11.4 0.75 0.6 0.29 0.4 0.09 15.1 1 0.8 0.50 0.5 0.15 26.5 1.5 1.3 1.06 0.8 0.31 0.5 0.11 34.1 2 1.7 1.80 1.0 0.53 0.7 0.18 41.6 2.5 2.1 2.73 1.3 0.81 0.8 0.28 0.5 0.09 49.2 3 2.5 3.82 1.5 1.13 1.0 0.39 0.6 0.13 56.8 3.5 3.0 5.08 1.8 1.50 1.2 0.52 0.7 0.17 68.1 4 2.1 1.92 1.3 0.66 0.8 0.22 0.5 0.07 83.3 5 2.6 2.91 1.7 1.00 1.1 0.34 0.7 0.11

98.4 6 117.3 7 132.5 8 151.4 9 166.6 10 3.1 4.08 2.0 1.41 1.3 0.47 0.8 0.15 2.3 1.87 1.5 0.63 0.9 0.20 2.7 2.40 1.7 0.8 1.1 0.26 3.0 2.98 1.9 1.00 1.2 0.32 2.1 1.21 1.3 0.39

Velocity m/s bar loss Velocity m/s bar loss

181.7 11 200.6 12 215.8 13 234.7 14 249.8 15 265.0 16 283.9 17 299.0 18 318.0 19 333.1 20 2.3 1.45 1.5 0.47 1.0 0.20 2.5 1.70 1.6 0.55 1.1 0.23 2.8 1.97 1.7 0.64 1.2 0.27 3.0 2.27 1.9 0.74 1.3 0.31 2.0 0.84 1.4 0.35 2.1 0.94 1.5 0.40 2.3 1.05 1.6 0.44 1.1 0.18 2.4 1.17 1.7 0.49 1.2 0.20 2.5 1.30 1.8 0.54 1.2 0.23 2.7 1.42 1.9 0.60 1.3 0.25

Velocity m/s bar loss

348.3 21 367.2 22 382.3 23 401.3 24 416.4 25 431.5 26 450.5 27 465.6 28 484.5 29 499.7 30 2.8 1.56 2.0 0.66 1.4 0.27 2.9 1.70 2.1 0.71 1.4 0.30 3.1 1.84 2.2 0.78 1.5 0.32 2.3 0.84 1.6 0.35 2.3 0.91 1.6 0.37 2.4 0.97 1.7 0.40 1.1 0.15 2.5 1.04 1.8 0.43 1.2 0.16 2.6 1.12 1.8 0.46 1.2 0.17 2.7 1.19 1.9 0.49 1.3 0.19 2.8 1.27 2.0 0.53 1.3 0.20

Velocity m/s bar loss Velocity m/s bar loss

583.0 35 666.2 40 749.5 45 832.8 50 916.1 55 999.3 60 1082.6 65 1165.9 70 1249.2 75 1332.5 80 1415.7 85 1499.0 90 1665.6100 1832.1 110 1998.7120 2165.3130 2331.8140 2498.4150 3.3 1.69 2.3 0.70 1.5 0.26 2.6 0.89 1.7 0.34 2.9 1.11 2.0 0.42 3.3 1.35 2.2 0.51 1.0 0.08 2.4 0.61 1.1 0.10 2.6 0.71 1.2 0.12 2.8 0.83 1.3 0.13 3.1 0.95 1.4 0.15 3.3 1.08 1.6 0.17 1.7 0.20 1.8 0.22 1.1 0.07 1.9 0.24 1.2 0.08 2.1 0.30 1.3 0.10 2.3 0.35 1.5 0.12 2.5 0.42 1.6 0.14 2.7 0.48 1.7 0.16 1.8 0.19 2.0 0.21

Notes: Shaded areas represent velocities over 1.5 m/s. Use with caution when water hammer is a concern.