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 2 Siemens Industry, Inc.
Line size 1/2 to 2-inches (15 to 50 mm)
Capacity See Table 3 through Table 6 and
Figure 3
Body style F × F Globe style
Seat style Single seat, metal-to-metal
Action Normally Open (NO)
Normally Closed (NC)
Stem travel (stroke) 3/4-inch (20 mm)
Valve body rating ANSI Class 250; see Table 7
Body UNS CA 844 bronze
Body trim See Table 1 and Table 2.
Stem Stainless steel ASTM A582
Type 303
Packing
Normal duty packing EPDM O-rings
Steam packing Teflon
®
V-ring/EPDM O-ring
Controlled medium Saturated steam, water,
50% water-glycol solutions
Medium temperature range
Normal duty packing 20°F to 250°F (–7°C to 120°C)
Steam packing 337°F (170°C) maximum
Maximum inlet pressure
Water See Table 7.
Steam 100 psig (690 kPa)
Maximum recommended differential pressure for modulating service
Rangeability >100:1
Close-off pressures See Table 8, Table 9, and Figure 4.
Close-off ratings According to ANSI/FCI 70-2
Leakage rate Class IV (0.01% of Cv)
Flow characteristics See Table 1 and Table 2.
Mounting location NEMA 1 (interior only)
Canadian Registration Numbers 0H7645.5ADD2
0C0838.9
Dimensions See
Table 10, Table 11, and
Figure 6.
Valve Weight See Table 13.