Description
Needle Valves
• Non-rotating stem and bar stock body design
• Easy to assemble and replace packing
• Metal-to-metal seating achieves ideal shut-off, longer stem / seat service lifetime for abrasive flow, excellent corrosion resistance and greater durability for repeated on / off cycles
• The standard packing material for 60N Series is Nylon, and other series is PTFE. RPTFE glass, extended stuffing box with graphite are also available
• Extended stuffing box with graphite can be operated to 1200 ̊F (649 ̊C)
• The location of packing is under the thread of valve stem
• The material of packing gland and lower stem have been selected to achieve reduced handle torque and extended thread cycle life
• Options for Vee or Regulating stem tips
• Five flow patterns are available
• Available to NACE MR-01-75
