Product Manual A

Prepared by: AAD Rev. #:0
Approved by: TED 3 Date:10/18/01
1201502
TABLE NO. 7
Friction Loss in 15-year-old Steel Pipe
Loss in PSI per 100 Feet of Pipe
PIPE SIZE
1/8 1/4 3/8 1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 4 6 8
G.P.M.
1 52.0 12.0 2.8 0.9
2 45.0 10.0 3.2 4.0
5 55.0 18.0 4.5 1.4 0.4
10 64.0 16.0 5.0 1.3 0.6
15 135.0 34.0 11.0 2.7 1.3 0.5
20 59.0 18.0 4.7 2.2 0.8
25 89.0 27.0 7.1 3.4 1.2
30 125.0 39.0 10.0 4.7 1.7 0.6
35 51.0 13.0 6.3 2.2 0.7
40 66.0 17.0 8.0 2.9 0.9
45 82.0 21.0 10.0 3.6 1.2
50 99.0 26.0 12.0 4.3 1.4 0.6
60 140.0 38.0 17.0 6.1 2.0 0.8
70 49.0 23.0 8.0 2.7 1.1
80 63.0 29.0 10.0 3.4 1.5
90 78.0 36.0 13.0 4.3 1.8
100 96.0 44.0 15.0 5.1 2.2 0.5
125 144.0 66.0 24.0 7.8 3.3 0.8
150 93.0 33.0 11.0 4.6 1.1
175 125.0 44.0 15.0 6.1 1.5
200 56.0 19.0 7.8 1.9
250 84.0 28.0 12.0 2.9
300 114.0 40.0 16.0 4.0 0.6
350 53.0 22.0 5.4 0.8
400 68.0 28.0 6.9 1.0
450 84.0 35.0 8.6 1.2
500 102.0 42.0 10.0 1.4 0.4
600 60.0 15.0 2.1 0.6
800 25.0 3.5 1
1000 37.0 5.2 1.3
1500 11.0 2.7
2000 19.0 4.7
2500 29.0 7.1
3000 10