 |
|
Design
Double-offset butterfly valve with plastomer or metal
seat ring (firesafe design); without gland packing,
maintenance-free. With lever or gearbox, pneumatic,
electric or hydraulic actuator. Body made of cast steel
or stainless steel. With wafer type body (T1), full-lug
type body (T4) or single-piece doubleflanged body (T7)
with flat or raised faces. Body types T4 and T7 can be
used for dead-end service. EN, ASME, JIS connections.
Certification to TA-Luft.
Applications
Petroleum, gas, chemical and petrochemical industry,
nuclear power stations, steam, vacuum service. All
applications requiring offset disc butterfly valves. |
Overview of technical data
| Actuator options available ex
works
|
Hydraulic actuator
type ACTO; Pneumatic actuator type DYNACTAIR;Electric
actuator type ACTELEC;Pneumatic actuator type ACTAIR
|
| Body design
|
Lug body; Wafer
body;Median rib body
|
| Valve disc material
|
1.
4401;1.4408;GP240GH+N
|
| Dimension standard
|
EN 558- 1/20 ISO
5752/20;API 609 TABELLE 2 CLASS 150;EN 558-1/13 ISO
5752/13;API 609 TABELLE 2 CLASS 300;ISO 5752/F14
|
| Liner material
|
NI;
PTFE;1.4542;1.4404;CU
|
| Valve disc/plug material
|
Soft and metal-
to-metal seat
|
| Threaded-end design
|
Tongue and groove
design; Wafer-type design;Flange design
|
| Body material (EN standard)
|
1.
4408;GP240GH+N;1.4401
|
| DN max.
|
600
|
| DN min.
|
50
|
| eClass assignment
|
37010301
|
| Main applications
|
Industry and process
engineering; Energy;Shipping / Shipbuilding;Building
services;Oil / Gas
|
| Body material
|
Cast stainless steel;
Cast steel
|
| PN max.
|
50
|
| Maximum temperature
|
380 °C
|
| Minimum temperature
|
50- °C
|
|
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