Mark 709 Series
Three Way Control Valve
The Mark 709 is a lightweight control valve for use as a mixing valve in low flow process applications. Featuring a three-way body design, it is constructed with two inlets to blend two separate flow streams into a common outlet, creating a third fluid.
- Mixing
- Bypass
- Chemical injection
- Dosing
- Pilot plants
- Research labs
Industries
- Aviation & aerospace
- Chemical, refining & petrochemical
- Oil & gas
- Process or industrial
- Test equipment & services
- For low flow process applications requiring a three way body for mixing two separate flow sources into one common line
- Compact, lightweight design for precise control
- Multiple spring actuators in a choice of sizes for differential pressures up to 1460 psi (100 bar)
Seat Type: Globe – Class IV or VI
Sizes: 1/2″ & 3/4″ (DN15 & DN20)
End Connections: Threaded, Socket Weld, Integral Tube, Welded Flange
Body Materials: Carbon Steel, Stainless Steel, Hastelloy C, Monel, Alloy 20, others
Cv (Kv): 1.25 to 4.0 (1,1 to 3,4)
Ranges: 3-15 or 6-30 psi; split ranges are available with optional top-mounted positioner
CRN Number
ATEX Certified
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