Flowserve HV 215 User Manual
Page 12
2
Pressure/Temperature Ratings of Bottom Valves
Nominal pressure PN [bar]
25
Test pressure [bar]
37.5
Temperature range for valve plug seal CR [°C]
– 40 to + 50
Temperature range for valve plug seal PTFE [°C]
– 50 to + 50
Connection of bottom valve body
Socket-weld ends for manifold
with O. D. 88.9 mm
Spring pressure on valve plug [N]
322 ± 30
Lift of valve plug [mm]
> 2.2
Drag coefficient
ζ
Loading
Unloading
3.3
2.8
Explanatory Notes
– continued –
Technical data
– continued –
Item no.
Component
Material
–
Body
.0566
b
Hexagon head cap screw M6
A2-70 or A4-70
$
Hexagon head cap screw M2
A2-70
7
Seat flange
.457
e
Valve plug
.457
f
Compression spring
.430
3
Spring plate
.430
4
Stay bolt
.430
0
Bellows, complete
.454 and .457
68!
Gasket
PTFE
Valve plug seal
PTFE or CR
c
Socket-head cap screw
A2-70
()
O-ring
NBR 70 Shore
5
Sleeve
.433
31
Weight [kg]
HWV 205/1
HWV 215/1
BV 110
Body
20
20
–
Valve head
9
9
–
Hydraulic actuator
7
7
–
Control unit
–
3
–
Total
36
39
2 x 6