Needle Valve - Specification

FEATURES

  • Standard non-rotating free swivel stem tip.
  • Upper stem thread lubricant is isolated from system fluid.
  • Non-rotating lower stem avoid galling damage to the seat and tip, as well as reduces the total friction area between the packing and lower stem.
  • Back seating design provides secondary stem sealing and prevents stem blowout.
  • Adjustable gland flange allows packing adjustment.
  • Stem packing below thread design prevent media contamination and thread lubrication washout.
  • Pressure rating upto 10,000 psig (690 Bar)
  • Temperature rating are as follows:
    PTFE: -65°F to 450°F (-54°C to 232°C)
    Graphite: -65°F to 1200°F (-54°C to 649°C)

Material of construction:

No. Component Material of Constructions
SS316 SS316L Carbon steel A105 Duplex Inconel 625
1. Body SS316 SS316L Carbon steel A105 Duplex Inconel 625
2. Lower Bonnet SS316 SS316L Carbon steel A105 Duplex Inconel 625
3. Packing Bolt SS316 SS316L Carbon steel A105 Duplex Inconel 625
4. Stem Tip SS316 SS316L SS316 SS316L Duplex Inconel 625
5. Stem SS316 SS316L SS316 SS316L Duplex Inconel 625
6. Washer SS316 SS316L SS316 SS316L Duplex Inconel 625
7. Handle   SS316  
8. Lock Nut   SS316  
9. Locking pin   SS316  
10. Cap   PVC  
11. Screw   SS 316  
12. Packing   PTFE Graphite  

Please refer above needle valve specification/dimensions

We are needle valves manufacturers in India