AVK Wafer Butterfly Valve
ASMUSS CODE |
Size (NB) mm |
Standards |
TEST / APPROVALS |
Features |
---|
VBFWAVK050
|
50
|
Designed according to EN 593
|
Hydraulic test according to EN 12266-1, P10/P12
|
Ductile iron body with long neck for insulation
|
VBFWAVK065
|
65
|
Face to face according to EN 558
Table 2 Basic Series 20
|
Approved for drinking water / pressure test EN 12266-1
|
Anti-blowout 2-stub shaft with uneven hexagon
for safe assembly
|
VBFWAVK080
|
80
|
Universal Wafer Body
|
|
Both shafts carried by low friction PTFE coated bearings
|
VBFWAVK100
|
100
|
|
|
Loose liner of drinking water approved EPDM with reinforced seating area and integrated, profiled flange gaskets. The shaft
holes are dimensioned to create compression
around the shaft.
|
VBFWAVK125
|
125
|
|
|
Slim disc design with internal hexagon for drive shaft connection
|
VBFWAVK150
|
150
|
|
|
Dew point blocker for heat insulation from lever or wormgear
|
VBFWAVK200
|
200
|
|
|
Anti blow-out plate at the top and a plug at the bottom
|
VBFWAVK250
|
250
|
|
|
Two POM bearings and an EPDM O-ring at the top as backup sealing
|
VBFWAVK300
|
300
|
|
|
350 μm epoxy coating, RAL 5017
|
|
|
|
|
Lever of high strength reinforced synthetic material with 10 position notch plate
(DN 50-200)
|
|
|
|
|
Self locking gearbox with handwheel, adjustable end stops and mechanical position indicator (DN 250-300)
|