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ZK 29 Control Valve
Brand: GestraControl valve ZK 29 with ZK radial stage nozzle ® designed for reducing high differential pressures in industrial installations and power plants and used as:
- Injection-cooling valve
- Warm-up valve
- Drain valve
- Steam control valve
- Continuous blowdown valve
- Feedwater control valve
- Leak-off valve
Specifications
Brand
Actuator Type
- Electric Linear: ZK 29/13
- Electric Rotary: ZK 29/14
- Handwheel: ZK 29/14
- Lever with Quarter-Turn: ZK 29/31
- Lever without Quarter-Turn: ZK 29/30
- Modulating
- Pneumatic Diaphragm: ZK 29/20
Applications
- Industrial Plants
- Power Stations
Approvals & Certifications
- EN 10204-2.1, 2.2, 3.1A, B & C - Material & Pressure Test Certificate
BSP Inlet
- 1/4" BSP Sealing Fluid with Plug for ZK 29/14, with Electric Rotary Actuator
Differential Pressure
- Maximum
Enclosure, Body Material
- Cast Steel GS-17 CrMo 55 (1.7357)
- Forged Alloy Steel 13 CrMo 44 (1.7335)
Flange Size - 1” (DN 25)
- 1" (DN 25) - PN 160
Flange Size - 2” (DN 50)
- 2" (DN 50) - PN 160
Flange Size - 3” (DN 80)
- 3" (DN 80) - PN 160
Flange Size - 4” (DN 100)
- 4" (DN 100) - PN 160
Flange Size - 6” (DN 150)
- 6" (DN 150) - PN 160
Flow Rate
- 0.7 to 130 m³/hour (Kvs)
Maximum System Pressure
- Maximum
Media
- Fluids
- Gas
- Hot Water
- Saturated Steam
- Wet Steam
Operation
- Manual Operation: ZK 29/01
Output Noise
- Sound Level: 80 dB (A)
Plug Material
- Valve Plug: 440B Stainless Steel X90 Cr MoV 18, Tempered (1.4112)
Seat / Seal Material
- Valve Seat: 440B Stainless Steel X90 Cr MoV 18, Tempered (1.4112)
Spindle Material
- 434 Stainless Steel x 35 CrMo 17 (1.4122)
Temperature Range
- Maximum
Torque
- Maximum
Welded Connection
- 1" Butt Weld End
- 2" Butt Weld End
- 3" Butt Weld End
- 4" Butt Weld End
- 6" Butt Weld End
