Fixed Cone Valve
Description
Fixed Cone valves are largely used in applications requiring control of water under free discharge (into the atmosphere). This kind of valves controls and dissipates enormous amounts of energy by breaking up the discharge water into a large, hollow, expanding jet.
Applications:
It is capable of operating throughout its range without cavitation or vibration.It is often used in below systems:
1 Water discharging valve for hydro turbine generator set in accidents situation(by-pass free discharging valve)
2 Discharging valve for Dam of reservoirs
3 Reservoirs water supply pipeline flow regulating valve
4 Water pressure control valve for each region of City water supply system
Fixed Cone Valve Properties and Features
1 The relationship between Valve Open degree and discharging fluid is linear scale in the full whole range.Can precisely control and adjust fluid.
2 Have an excellent energy dissipating performance.
3 Have an excellent cavitation protection function
4 small Handling torque
5 low and small vibration
6 Tight sealing, long lasting working life
7 Low Friction loss
Structures

1 Spray nozzle
2 valve body
3 Guide rail
4 Blade
5 Gasket ring
6 sleeve gate
7 Cone body
8 valve seat
9 Back valve body
10 water deflector
11 sliding block
12 swing arm
13 valve shaft
14 driving head




Fixed Cone Valve Main Components and Materials
Serial No | Component Name | Materials |
1 | Spray nozzle | Ductile Iron 450-10 |
2 | valve body | Ductile iron 450-10 |
3 | Guide rail | Aluminum bronze |
4 | Blade | Ductile iron 450-10 |
5 | Gasket ring | NBR |
6 | sleeve gate | Stainless steel |
7 | Cone body | Ductile iron 450-10 |
8 | valve seat | Stainless steel with welded alloy |
9 | Back valve body | Carbon steel |
10 | water deflector | Stainless steel |
11 | sliding block | Stainless steel |
12 | swing arm | Ductile iron 450-10 |
13 | valve shaft | Stainless steel |
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