PIPE DIAMETER (inches) |
Head loss in feet per 100 feet of pipe in PVC Class 130 plastic type pipe | ||||||||||||||||||||||
FLOW (gpm) | |||||||||||||||||||||||
0.5
|
1
|
2
|
3
|
4
|
5
|
10
|
15
|
20
|
30
|
40
|
50
|
60
|
70
|
80
|
90
|
100
|
150
|
200
|
250
|
300
|
400
|
||
1/2 | 1.1 | 3.8 | 13.7 | 49.3 | 74.5 | ||||||||||||||||||
3/4 | 0.1 | 0.5 | 1.9 | 4.0 | 6.8 | 10.3 | 37.3 | 79.0 | |||||||||||||||
1 | 0.1 | 0.5 | 1.0 | 1.7 | 2.5 | 9.2 | 19.5 | 33.1 | 70.1 | ||||||||||||||
1.1/4 | 0.2 | 0.3 | 0.6 | 0.9 | 3.1 | 6.6 | 11.2 | 23.7 | 40.3 | 60.9 | 85.3 | ||||||||||||
1.1/2 | 0.1 | 0.1 | 0.2 | 0.4 | 1.3 | 2.7 | 4.6 | 9.7 | 16.6 | 25.1 | 35.1 | 46.7 | 59.8 | 74.3 | 90.3 | ||||||||
2 | 0.1 | 0.1 | 0.3 | 0.7 | 1.1 | 2.4 | 4.1 | 6.2 | 8.6 | 11.5 | 14.7 | 18.3 | 22.2 | 47.1 | 80.2 | ||||||||
2.1/2 | 0.1 | 0.2 | 0.4 | 0.8 | 1.4 | 2.1 | 2.9 | 3.9 | 5.0 | 6.2 | 7.5 | 15.9 | 27.1 | 40.9 | 57.3 | 97.5 | |||||||
3 | 0.1 | 0.2 | 0.3 | 0.6 | 0.9 | 1.2 | 1.6 | 2.0 | 2.5 | 3.1 | 6.5 | 11.1 | 16.8 | 23.6 | 40.1 | ||||||||
4 | 0.1 | 0.1 | 0.2 | 0.3 | 0.4 | 0.5 | 0.6 | 0.8 | 1.6 | 2.7 | 4.1 | 5.8 | 9.9 | ||||||||||
5 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.3 | 0.5 | 0.9 | 1.4 | 2.0 | 3.3 | ||||||||||||
6 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.4 | 0.6 | 0.8 | 1.4 |