Zamknij
Fisher™ V250 Control Valve
Product Description
The Fisher V250 control valve is a heavy-duty, flangeless throttling ball valve often used to control flow in gas transmission lines, gas distribution, and liquid pipelines. Available with a single ball seal, flow ring, or dual-seal construction.
Dane techniczne
- Certifications
- CUTR, PED, CRN, Fugitive Emission, NACE
- Flow Characteristics
- Linear
- Material
- Carbon Steel, Stainless, Duplex
- Operating Temperature
- Standard Temperature
- Pressure Class
- ASME
- Process Connection Type
- Flanged
- Shutoff Class
- Class IV (FCI 70-2)
- Valve Size
- NPS 4, NPS 6, NPS 8, NPS 10, NPS 12, NPS 16, NPS 20, NPS 24
- Other Configurations
- Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product.
Dokumenty i rysunki
Charakterystyka
- Tapered-polygon ball-to-shaft connection and clamped splined actuator connection remove lost motion or deadband from the drive train.
- Reduced ball port design provides a modified equal percentage flow characteristic.
- Materials are available for applications handling sour service. These materials comply with the requirements of NACE MR0175-2002.
- Pressure-balanced drive shaft design with PTFE-lined bearings and pressure-assisted shaft sealing arrangement provides for a long life of reliable service.
- Two-piece ball and shaft assembly allows for complete trim overhaul; parts replacement is kept to a minimum.
- The optional live-loaded packing system is designed with very smooth shaft surfaces and live loading to provide sealing capability.
