Keystone Series HiLok High Performance Butterfly Valves
High performance butterfly design providing efficient bidirectional sealing for demanding industrial duties.
Hauptmerkmale
- Cast on ISO top plate.
- Long neck for insulation service.
- External travel stop, outside of the medium area.
- Accessible packing adjustment without operator removal.
- Positive sealing which is mechanically achieved and does not rely on line pressure assistance.
- Bidirectional shut-off performance.
- Available in soft, fire-safe and metal seated.
- Long life durability due to double offset operating principle minimizing seat wear.
- Two piece shaft for maximum flow and minimum headloss.
- Quadruple shaft bearings to ensure stability during high pressure, high cycle applications.
- Fast and simple seat replacement.
- Uninterrupted gasket surface.