Product Overview

(kPa)
1" 1-1/4" 1-1/2" 2” 2-1/2” 3” 4” 3/4" 5” 6”
2”
0.1
0.05
0.09
0.08
0.07
0.06
0.035
0.04
0.045
0.12
0.14
0.16
0.18
0.25
0.3
0.35
0.2
1
0.10
0.20
0.5
0.9
0.8
0.7
0.6
0.12
0.14
0.16
0.18
0.25
0.3
0.35
0.4
0.45
1.2
1.4
1.6
1.8
2.5
3
2
.
0
1
0.5
0.9
0.8
0.7
0.6
0.45
0.4
0.09
0.08
0.07
0.06
0.025
0.03
0.
0
2
(ft of water)
∆p
(ft of water)
100
2
10
5
20 50
1000
200 500
0.1
0.05
0.09
0.08
0.07
0.06
0.035
0.04
0.045
0.12
0.14
0.16
0.18
0.25
0.3
0.35
0.2
1
0.5
0.9
0.8
0.7
0.6
0.45
0.4
0.025
0.03
0.
0
2
6 7 8 9
12 14 16 18 25 30 35 40 45 60 70 80 90
120 140 160 180 250 400 450
300
350 600 700 800 900
3
3.5
4
4.5 2.5
BRASS BODY
STEEL BODY
G (l/s) (gpm)
2
0.5
10
1 5
0.6 0.7 0.8 0.9 1.4 1.6 2.5
3
3.5
4 6 7 8 9
12 14 16 18
20
35 25 30
40
50
60
0.25 0.40 0.45
0.20
0.30 0.35 0.15
0.125
8”
ft of water x .433 = psi
Hydraulic characteristics
DIRTCAL
®
steel body
Size 2" 2½" 3" 4" 5" 6"
4.0 f/s
GPM 37 63 95 149 259 380
l/s 2.3 4.0 6.0 9.4 16.3 24.9
10.0 f/s
GPM 89 150 227 355 816 904
l/s 5.6 9.5 14.3 22.4 51.5 57
Cv 88 176 211 328 520 842
Brass body
Size ¾" 1" 1¼" 1½" 2"
4.0 f/s
GPM 6 9 15 24 36
l/s 0.4 0.57 1.0 1.5 2.3
Cv 19 32 56 73 81
DIRTMAG
®
steel body
Size 2" 2½" 3" 4" 5" 6" 8"
4.0 f/s
GPM 37 63 95 149 259 380 643
l/s 2.3 4.0 6.0 9.4 16.3 24.9 40.6
Cv 88 176 211 328 520 842 1,053