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ZK 313 Control Valve
Brand: GestraControl valve for operation at high differential pressures. Application, for example, in industrial plants and power stations as:
- Injection-cooling valve
- Warm-up valve
- Drain valve
- Start-up pot drain valve
- Feedwater control valve
- Leak-off valve for condensate pumps etc.
Specifications
Brand
Actuator Type
- Electric Linear: ZK 313-/13
- Electric Rotary: ZK 313-/11/12
- Electro-Hydraulic Linear: ZK 313-/40
- Handwheel: ZK 313-/02
- Lever: ZK 313-/31
- Modulating
- Pneumatic: ZK 313-/20
Applications
- Industrial Plants
- Power Stations
Approvals & Certifications
- DIN 50049-2.1, 2.2, 3.1A, B & C
Differential Pressure
- psi: 4,350 (kPa: 30,000, bar: 300) - 3 Stages
- psi: 5,365 (kPa: 37,000, bar: 370) - 3 Stages with Additional Nozzle
Enclosure, Body Material
- Forged Alloy Steel (15 Mo3 (1.5415) or 10 CrMo910 (1.7380))
Flow Rate
- 2.3 to 11 m³/hour (Kvs)
Gland Packing Material
- Pure Graphite
Internal Part Material
- Stainless Steel (X 35 CrMo 17 (1.4122), x 90 CrMoV 18 (1.4112) & x 20 CrMoV 121 (1.4922))
Media
- Fluids
- Gas
- Hot Water
- Saturated Steam
- Wet Steam
Output Noise
- Sound Level ≤ 85 dBA
Pressure Rating
- psi: 0 to 7,977 (kPa: 0 to 55,000, bar: 0 to 550)
Size
- 1 to 5” (25 to 125 mm) - (1 to 5” (DN 25 to DN 125))
Temperature Range
- 200° to 570° C (392° to 1,060° F)
Welded Connection
- 1” Butt Weld End
- 2” Butt Weld End
- 2-1/2” Butt Weld End
- 3” Butt Weld End
- 4” Butt Weld End
- 5” Butt Weld End