Heavy Duty Control Valve

The Mark 8000 Series is a group of heavy duty control valves specifically designed for process applications requiring full flow or fractional flow control. Available with a wide selection of body sizes and styles, this valve can be configured in 2-way or 3-way designs, for diverting or mixing service and with globe or angle valve style seats.

  • Corrosive or harsh process environments
  • Test stands
  • R & D facilities
  • Processing Plants
  • Specializing processing plants (dosing, injection and venting)


  • Aviation & aerospace
  • Chemical, refining & petrochemical
  • Oil & gas
  • Process or industrial
  • Test equipment & services
Features & Benefits
  • Totally enclosed multi-spring actuator which minimizes deadband and is field reversible
  • Wide range of positioners and actuators
  • Heavy-duty barstock construction for pressures up to 6000 psi (414 bar)
  • Available in Kynar, PVC and CPVC
  • Specialty alloys are readily available
  • In-line design to 2″ (DN50); angle pattern up to 1″ (DN25)
  • In-line maintainable for quick, easy trim repairs

Seat Type: Globe or Angle – Class III, IV or VI

Sizes: 1/2″ – 2″ (DN15 – DN50)

End Connections: NPT, BSPT, Raised-face Flanges (ANSI, DIN, JIS), Ring Type Joint Flanges, Socket Weld, Bolt-thru Flanged

Body Materials: Carbon Steel, Stainless Steel, Brass, Monel, Hastelloy C, Alloy 20, Stellite, Kynar, PVC


CRN Number

Get A Quote

Related Products

8000BS Series

Bellows Stem Seals, Control Valve

8000CR Series

Cryogenic, Control Valve

8000T Series

Three Way Control Valve

Quick Quote

Know what you need and want a quote quickly? We can help! Fill out this form and we will get back to you shortly.