20NV-Medium Pressure Needle Valves
IntroductionHikelok 20NV series are complemented by a complete line of fittings, tubing, check valves and line filters. The 20NV Series uses Autoclave's type Medium pressure connection. The coned-and-threaded connection features orifice sizes to match the high flow characteristics of this series.
FeaturesMaximum working pressure up to 20,000 psi (1379 bar)Working temperature from -325 to 1200 (-198 to 649 )Largest-port valves available for medium pressure applicationsTubing sizes available for 1/4", 3/8", 9/16", 3/4", 1"Rising stem/barstock body designNon-rotating stem prevents stem/seat gallingNew one piece stem design permits ease of assembly and packing replacementPTFE (Teflon) encapsulated packing provides dependable stem and body sealing
AdvantagesMetal-to-metal seating achieves bubble-tight shut-off, longer stem/seat life in abrasive flow, greater durability for repeated on/off cycles and excellent corrosion resistanceStem sleeve and packing gland materials have been selected to achieve extended thread cycle life and reduced handle torquePacking below the thread of valve stemThe locking device of packing gland is reliable100% factory tested
More OptionsOptional Vee or Regulating stem tipOptional five body patternsOptional 3 way and angle flow patternsOptional pneumatic actuation