Circle Valve Technologies Inc.
1533 Gehman Road
Harleysville, PA 19438

Toll Free:800-645-6733 | Phone:267-933-6300 | Fax:267-933-6305|
email: [email protected]
All Categories > Hoke® Valves > Needle Valves > 1700 Series Forged Body Integral Bonnet Needle Valves > Item # 1751G4Y  


Item # 1751G4Y, 1700 Series Forged Body Integral Bonnet Needle Valves
List Price QUOTE

PCTFE stem tip for service to +250 ºF (+121 ºC) 0.187" (4.7mm) orifice/0.31 Cv





Specifications  · Typical Applications  · Features & Benefits  · Materials of Construction

Specifications

Series
1700

Type
Needle Valve

Body Style
Globe

Body Material
316 Stainless Steel

Stem Tip
PCTFE

Inlet
1/4" Gyrolok®

Outlet
1/4" Gyrolok®

Max. Operating Pressure
6000 psig
414 bar

Operating Temperature
-20 to 250 ºF
-29 to 121 ºC

Orifice Size
0.187 in
4.7 mm

Flow Coefficient (Cv)
0.31

Panel Hole Dia.
22.6 mm
57/64 in

Max. Panel Thickness
6.4 mm
1/4 in


Typical Applications
  • Cylinder valves
  • Panel board instrumentation
  • Pressure gauge valves
  • Sampling systems
  • Research laboratories
  • Oxygen service
  • Corrosive or high pressure service


Features & Benefits
Safety
  • Lock nut secures packing nut to prohibit accidental removal

    Long cycle life
  • Packing below stem threads prevents fluid from contacting the stem threads.
  • Non-rotating hardened 17-4PH stainless steel, Monel® or replaceable PCTFE stem tip is combined with a hardened 450 stainless steel - or Monel® thread gland to reduce galling

    Helps eliminate fugitive emissions
  • Dyna-Pak® packing provides a leak-tight seal with low operating torque

    Reliability
  • All valves are tested for bubble-tight leakage at both seat and packing

    Installation variety
  • Broad selection of male NPT, female NPT, and HOKE Gyrolok® fractional or metric tube fitting connections

    Panel mounting
  • Panel mounting is standard on all models

    		•


    Materials of Construction



      Description 316 Stainless Steel Monel®
    1 Body 316 stainless steel Monel®
    2 Stem 316 stainless steel Monel®
    3 Stem tip
    Soft
    Hard    		 PCTFE
    17-4PH stainless steel    		 PCTFE
    Monel®
    4 Stem packing TFE/316 stainless steel wafers TFE/Monel® wafers
    5 Thread gland 450 stainless steel Monel®
    6 Lock nut 316 stainless steel 316 stainless steel
    7 Handle
    1711 Series
    1751 Series    		 Aluminum
    ABS    		 Aluminum
    ABS
    8 Panel mounting nut Nickel-plated brass Nickel-plated brass



    Print Back