Selection Example - Siemens Flowrite 599 Series Technical Instructions

Technical Instructions
Document Number 155-184P25
May 2, 2016

Selection Example

Page 8
Flowrite 599 Series Two-Way Valves, 1/2 to 2-Inch, Bronze Body, ANSI 250
Table 7. Body Temperature-Pressure Rating.
Valve Temperature
Body °F
–20 to +150
+200
Bronze +250
+300
+350
Figure 3. Water Capacity Graph.
Select a valve given:
1. Required flow = 20 gpm.
2. Desired pressure drop = 5 psi.
3. Select a 1-inch (25 mm) valve, Cv 10.
Pressure
°C psig
ANSI Class 250
(–30 to 66) 400 (2758)
(93) 385 (2655)
(121) 365 (2586)
(149) 335 (2300)
(177) 300 (2068)
(kPa)
Siemens Industry, Inc.