Data Sheet for Product

Flowrite VF 599 Series Two-Way Valves Technical Instructions
2-1/2 to 6-inch Flanged Iron Bodies Document Number 155-159P25
June 14, 2019
Siemens Industry, Inc. Page 5
Table 5. Maximum Water Capacity - Cubic Meters Per Hour (m3/hr).
Valve
Size
in
mm
Pressure Differential - kPa
1
10
20
30
40
50
60
80
Kvs/
100
150
200
300
400
500
65
5.4
17.1
24
30
34
38
42
48
54
66
76
94
108
121
80
8.5
27
38
47
54
60
66
76
85
104
120
147
170
190
100
14
43
61
75
87
97
106
123
137
168
194
237
274
306
125
21
68
96
117
135
151
166
191
214
262
303
371
428
479
150
34
108
153
187
216
242
265
306
342
419
484
592
684
765
Figure 2. Water Capacity Graph.
Selection Example
Select a valve given:
1 = Required flow = 500 gpm
2 = Desired pressure drop = 5 psi
3 = Select a 5-inch (125 mm) valve, Cv 250.