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 and Benefits:

  • 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 above description encapsulates the entire product series. Specifications for individual configurations may vary depending on the selection chosen.
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Configuration

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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

Inlet Process Connection - Other

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

Outlet Process Connection - Other

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

Tip Style

  • Regulating
  • Soft Tip
  • Vee

Orifice Size

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

Configuration

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

Mounting

  • Panel Mount Gland

Enclosure/Body Material

  • High Tensile 316L CW Stainless Steel

Handle Assembly Material

  • Stainless Steel

Seat/Seal Material

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

Materials of Construction

  • 6MO/254MO Stainless Steel
  • Duplex UNS S31803
  • Hastelloy C276
  • 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

Applications

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