Static Balancing Valves - Fig. 9510/9515/9516


Fixed orifice DZR brass double regulating valve
Diameters from DN015 - 1/2" to DN050 - 2"
Threaded F/F (ISO 228/1 for DN015/20, ISO 7/1 Rp above)
Olive & nut kit (O/N) for European copper tubing on req.:
● DN015, kit for 15 mm pipe
● DN020, kit for 22 mm pipe
Design according to BS7350
Tolerance on nominal Kvs ±3% (test according to BS7350)
Available in the following versions:
● Fig. 9510, with plugged threaded drains (¼" ISO 7/1Rp)
(allow later mounting of test points)
● Fig. 9515, with test points
● Fig. 9516, with test points (high pressure TP with drain)
Gost compliant

PN25 (Max 25 bar up to 100°C, max 20 bar at 130°C)
PN16 with O/N (Max 16bar up to 30°C, max 5bar at 120°C)

Working conditions:
● Water: -10°C to +130°C (120°C with O/N)
below 0°C only for water with added antifreeze fluids
over 100°C only for water with added anti-boiling fluids