Technical Instructions Flowrite 599 Series Two-Way Valves, 1/2 to 2-Inch, Bronze Body, ANSI 250
Document Number 155-184P25
May 2, 2016
Page 8 Siemens Industry, Inc.
Table 7. Body Temperature-Pressure Rating.
–20 to +150 (–30 to 66)
+200 (93)
+250 (121)
+300 (149)
+350 (177)
400 (2758)
385 (2655)
365 (2586)
335 (2300)
300 (2068)
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.