World leader in Knife Gate Valves, highest Quality, made in Sweden.
Stafsjö Series - Automated WB11 Stafsjö knife gate valve DA cylinder operated
Stafsjö Double Acting Actuated Knife Gate Valves - Series WB11 - Available now from All Valves Online
Stafsjö WB11 Actuated knife gate valve, perfect valve for AD bio-gas plants and supplied by All Valves on various Biogas and AD projects.
The valve is supplied with a sealing profile in Nitrile or EPDM, which is reinforced with a steel core. The gland box is equipped with Stafsjö’s box packing TwinPack™, to secure that no media reaches the surrounding environment. A box bottom scraper, which is standard from DN 200, prolongs the box packing braids’ service life. The valve is modular designed and it can easily be supplied with different types of actuators and accessories.
Note: that all of our WB11 knife gate valves that are available for next day delivery are based upon having an NBR liner, this is due to the biggest market for us is AD and Biogas and also WWT plants where NBR is most suitable. If you want or need an alternative liner/seal then please contact our sales team for a quote.
| Type |
Actuated Knife Gate Valve |
| Body Material |
Cast Iron GGG50 |
| Seat Material |
NBR |
| Disc Material |
Stainless Steel CF8M |
| Max Working Temperature: |
90C |
| ISO 5211 |
N/A |
| Valve Approval |
Various, call for details. |
| Operator |
Double Acting Cylinder - Air to Open Air to Close |
| Manufacturer |
Stafsjo |
| Country of Origin |
Sweden |
| Series |
WB11 |
| Weight |
65Kg |
| Actuator Air Pressure Required: |
6 Barg |
* Download the latest technical documentation, 3D models and IOMs by clicking on the icons below.
| PDF |
 |
Download latest technical PDF Datasheet |
| IOM |
 |
Download Installation, Operation & Maintenance |
| CERT |
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Download product related Certification |
| 3D/2D |
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Download latest 2D Dwg or 3D Stp files |
Please note that some products might not have all of the above available, if your required download is not available from the above icons, please contact us for further assistance.