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MPN Medium Pressure Needle Valves

Brand: Bifold - by Rotork
The Bifold range of medium pressure needle valves have been developed to provide the safe and reliable control of both liquid and gas service applications up to 20,000 psi / 1379 bar.  
Features
  • Available in 6 body styles for a variety of applications 
  • Maintenance free stem sealing 
  • Non rotating anti-galling tip as standard 
  • Vee, Regulating or Soft-Tip options available 
  • High tensile 316L CW stainless steel bodies as standard 
  • Traceability via a unique serial number stamped on the valve body 
  • Available in a number of temperature ranges from -73° to 315°C (-99.4° to 599°F), (-20° to 170°C (-4° to 338°F) as standard 
  • Tube sizes from 1/4" to 1"
The Bifold range of medium pressure needle valves have been developed to provide the safe and reliable control of both liquid and gas service applications up to 20,000 psi / 1379 bar.  
Features
  • Available in 6 body styles for a variety of applications 
  • Maintenance free stem sealing 
  • Non rotating anti-galling tip as standard 
  • Vee, Regulating or Soft-Tip options available 
  • High tensile 316L CW stainless steel bodies as standard 
  • Traceability via a unique serial number stamped on the valve body 
  • Available in a number of temperature ranges from -73° to 315°C (-99.4° to 599°F), (-20° to 170°C (-4° to 338°F) as standard 
  • Tube sizes from 1/4" to 1"

Specifications

Configuration

  • 2-Steam Manifold
  • 2-Way Angle
  • 2-Way Straight
  • 3-Way, 1-On Pressure
  • 3-Way, 2-On Pressure
  • Replaceable Seat

Enclosure, Body Material

  • High Tensile 316L CW Stainless Steel

Handle Assembly Material

  • Stainless Steel

Materials of Construction

  • 6Mo / 254MO Stainless Steel
  • Duplex UNS S31803
  • Hastelloy C-276
  • Inconel 625 UNS N06625
  • Inconel 825 UNS N08825
  • Monel 400 UNS N04400
  • Nickel 200 UNS N02200
  • Super Duplex UNS S32750 / 32760
  • Titanium Grade 2 UNS R50400

Mounting

  • Panel Mount Gland

Orifice Size

  • 0.11” to 0.56” (2.80 mm to 14.30 mm)

Seat / Seal Material

  • Seal: AFLAS
  • Seal: Graphite
  • Seal: HNBR
  • Seal: Viton

Supply Pressure - Maximum

  • psi: 20,000 (kPa: 137,900, bar: 1,379)

Temperature Range

  • -20° to 170° C (-4° to 338° F) - HNBR
  • -20° to 200° C (-4° to 392° F) - Viton
  • -20° to 250° C (-4° to 482° F) - AFLAS
  • -73° to 315° C (-99.4° to 599° F) - Graphite

Tip Style

  • Regulating
  • Soft Tip
  • Vee

Tube Inlet

  • 1” Tube
  • 1/4” Tube
  • 3/4” Tube
  • 3/8” Tube
  • 9/16” Tube

Tube Outlet

  • 1” Tube
  • 1/4” Tube
  • 3/4” Tube
  • 3/8” Tube
  • 9/16” Tube

Applications

  • Chemical Injection Skids
  • Hydraulic Controls Panels
  • Hydrostatic Testing Equipment
  • Other General Industrial Applications
  • Water Jets