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Double Block and Bleed

Needle Valve

Parker Autoclave Engineers Block and Bleed needle valve is designed for calibration applications and built for safe reliable operation to 20,000 psi (1379 bar).
    
FEATURES

  • Medium Pressure Tubing sizes: 1/4" - 1"
  • 20DBNV series provides large valve performance in a small package.
  • Rising stem/bar stock body design.
  • Metal-to-metal seating for excellent corrosion resistance and temperature ranges.
  • PTFE encapsulated packing provides dependable stem and body sealing.
  • Vee tip stem.
  • Temperature from -0ºF (-17.8ºC) to 450ºF (232ºC)

BENEFITS
Parker Autoclave Engineers Double Block and bleed valves are used in many applications such as the chemical/petrochemical, and oil and gas industries. This valve utilizes the coned and threaded design for bubble-tight seal performance in gas and liquid service.This three valve system provides a convenient method of blocking, bleeding and calibrating pressure transducers and gauges. These valves are complemented by a complete line of fittings, tubing and accessories.		    
     
válvula de doble bloqueo   sangrado   drenanaje   venteo  
 
 

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