Hunter Industries - The Irrigation Innovators
HPV Pressure Loss Charts
Charts based on full-open flow control position.
HPV Pressure Loss in PSI
GPM 1" Globe 1" Angle
1 1.0 1.0
5 2.0 1.5
10 2.0 1.7
15 1.8 1.4
20 2.5 1.5
25 3.6 2.0
30 5.5 2.9
35 7.7 4.2
40 10.5 5.7
HPV Pressure Loss in Bars
m3/hr 1" Globe 1" Angle
0.23 0.10 0.10
1.14 0.10 0.10
2.27 0.10 0.10
3.41 0.10 0.10
4.54 0.20 0.10
5.68 0.20 0.10
6.81 0.40 0.20
7.95 0.50 0.30
9.00 0.70 0.40
HPV Pressure Loss in kPa
l/min 1" Globe 1" Angle
3.8 6.90 6.90
18.9 13.80 10.30
37.9 13.80 11.70
56.8 12.40 9.70
75.7 17.20 10.30
94.6 24.80 13.80
113.6 37.90 20.00
132.5 53.10 29.00
151.4 72.40 39.30