F63V VARIABLE ORIFICE DOUBLE REGULATING VALVE

PN16/PN25     Fig No.: F63V16/F63V25

FEATURES & SPECIFICATIONS
Variable orifice single unit Y-pattern globe valves.
Fitted with a pair of measuring plugs.
Microset handwheel and presetting scale is readable from all directions.
Regulating and isolating functions.
Setting can be locked with Allen key.
Comply with BS 7350 / BS EN 12266-1.
Flange drilled to BS 4504 PN16 / EN 1092-2 PN16 / BS 4504 PN25 / EN 1092-2 PN25 / ANSI Class 150 (Specify on order).
Applicable for hydronic balancing of heating and cooling systems.
Working pressure : 16bar/25bar.
Shell test pressure (x1.5) : 24bar/37.5bar.
Seat test pressure (x1.1) : 17.6bar/27.5bar.
Working temperature : -10°C … 80°C
Suitable Media : Water.

Materials

Part Material
Body Ductile Iron
Seal Gasket EPDM
Disc Ductile Iron + EPDM
Stem Nut Brass
Cover Ductile Iron
Directed Circle ABS
Indicator ABS
Packing Gland Brass (DN65…DN150)
Ductile Iron (DN200…DN600)
Handwheel Ductile Iron
Stem Stainless Steel 410 (DN65…DN300)
Stainless Steel 431 (DN350…DN600)
Packing PTFE + EPDM
Plug Steel
Orifice Brass (DN65…DN300)
Stainless Steel 304 (DN350…DN600)
Bolt & Screws Stainless Steel 304
Gasket Stainless Steel 304
Indicator Cover ABS
Limit Indicator Brass

Dimensions (mm)

DN (mm)
(inch)
65
21/2
80
3
100
4
125
5
150
6
200
8
250
10
300
12
350
14
400
16
450
18
500
20
600
24
L 290 310 350 400 480 200 730 850 980 1100 1200 1250 1450
H 263 268 300 328 340 525 572 686 681 965 972 1065 1180
A 200 200 240 290 290 350 420 420 420 640 640 640 640
Flow Kv 83.8 119.5 178.7 272.7 380.0 608.0 1292.0 1791.0 1824.0 2098.0 2372.0 2640.0 4940.0
Head K 3.78 5.24 9.53 6.98 5.35 6.26 5.57 6.43 11.4 12.4 13.1 13.5 13.9

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