Keystone figur 9 mjuktätande vridspjällsventil
Keystone™ figur 9 är en mjuktätande vridspjällsventil för många applikationer.
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Daniel Holmberg
West Area Sales Manager
Mob. 073 075 23 49
Fredrik Ekeroth
Inside Sales Engineer
Tel. 054-57 92 06
Fredrik Malmström
Inside Sales Engineer
Tel. 040-33 02 33
Johan Riedenlow
South Area Sales Manager
Tel. 040-33 02 30
| End Connection | Wafer |
| Application | Air Circulation, Facilities & Process Utilities |
| Material | 316 Stainless Steel, Cast Iron |
| Operating Temperature | Up to 250 F (120 C) |
| Pressure Class | ASME |
| Process Connection Type | 150RF |
| Seat/Seal Type | Resilient |
| Shutoff Class | Zero Leakage |
| Valve Size Standard | NPS |
| Valve Type | Butterfly |
| Media | Air, Liquids, Water |
| Stem | O-ring |
- Bubble-tight shut-off at full pressure rating (PTFE lined configuration is drop tight).
- The seat and the disc are the only two valve parts in contact with the medium.
- Superior design for abrasive and erosive media.
- Famous Keystone dovetail seat design.
- Very low pressure drop.
- Large number of material combinations available.
- Standardized actuator flange for easy operator interchangeability.
- Top bushing absorbs side thrust loads.
- Hub seal provided by preloaded contact between flatted seat surface and disc hub area for positive sealing at all disc positions.
- One-piece wafer thin disc stem gives the very minimum obstruction to flow.
- Field replaceable seat isolates the body and stem from the flow.
- Molded-in O-rings provides flange sealing and eliminates need for gaskets.
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