TW20
The TW20 series responds to the demand for butterfly valves designed in accordance with ISO PN10/16 standards. The combination of its design, materials, and state-of-the-art manufacturing technology means we can offer a tremendously reliable product at extremely competitive prices.
CHARACTERISTICS TW20
Design
Case shape
Nominal sizes
Material
Pressure rating
Flange drilling
Face to face dimension
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The epoxy powder coating has good mechanical properties and is highly resistant to many chemicals and solvents.
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Spherical discs with polished edges.
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Due to the special shape of the seal, the pressure direction is possible from both sides.
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Excellent flange tightness thanks to sealing lips on the liner.
Application areas
Mining
e.g.
Acids and phosphates
...
Chemical and petrochemical industries
e.g.
Chemically contaminated waste water
...
Infrastructure
e.g.
Industrial water, Mixed water
...
Food and beverage
e.g.
Syrups, juices and beverages
...
Water treatment
e.g.
Potable water, Seawater, Saltwater
...
Case Study – WWTP Basel
More than 100 butterfly valves for one of the largest sewage plants in Switzerland
PDFMATERIAL OF CONSTRUCTION
| Part | Ductile iron | |
| Body | EN-GJS-400-15 | |
| Disc | 1.4408 | |
| Seal | EPDM | |
| Shaft | AISI 420 | |
| Shaft bearing | Acetyl / Steel bronze PTFE / Bronze | |
Other materials upon request
CORROSION PROTECTION
| Body | EKB powder coat | |
ACTUATORS
Manual lever
Manual gearbox
Pneumatic actuator
Electric actuator
General documents
Data sheets
CAD files
