Size Range: DN100-DN1400
Pressure Range: PN1.6~25MPa
End Connection: Flanged, Welded
Material: WCB, CF8 (304), CF3 (304L), CF8M (316), CF3M (316L)
Valve Design: Motorized Eccentric Hemisphere, Body-Loading
Applicable temperature: -46 ℃~500 ℃
Suitable Medium: Water, Oil, Gas
The Electric Eccentric Hemisphere Valve integrates advanced automation and a unique eccentric design, offering precise flow control, durability, and excellent sealing performance. The motorized actuator ensures efficient and reliable operation, suitable for handling high-pressure and high-temperature conditions. Designed for a wide range of industrial applications, this valve is built to handle abrasive and viscous mediums with ease, making it ideal for demanding environments.

1.Low Pressure Loss: When fully open, the flow path is straight and unrestricted, resulting in negligible pressure drop. The medium flows smoothly without sediment accumulation inside the valve body.
2.Excellent Wear and Erosion Resistance: The valve’s ball and seat form a shear action during operation, effectively preventing scaling and abrasion. During closing, the ball only contacts the seat at the final stage, minimizing wear. Suitable for conveying media with suspended solids, fine particles, or crystallized substances.
3.Ideal for Slurry and Abrasive Media: The straight-through flow path and eccentric shaft design ensure stable operation with minimal flow resistance and vibration, making it well-suited for harsh slurry applications.
4.Reliable Sealing: Zero leakage under proper working conditions. The ball and seat ensure tight shutoff even under high-pressure, high-frequency cycling conditions, resulting in extended service life.
5.Easy Maintenance: The valve can be serviced without removing it from the pipeline. Seat and packing replacement can be done online, minimizing downtime.
6.Wide Range of Applications: Suitable for water, wastewater, slurry, ash, steam, natural gas, oil, and other industrial fluids, including those with corrosive or abrasive content.
1、Design and manufacture:GB/T 12237-1989
2、Inspection and test:GB/T 13927-1992
3、Flange connection:GB/T 9113.1-2000
4、Structure length:JD-2004
| Body | Grey cast iron | Ductile Iron | Cast steel |
| Bonnet | Grey cast iron | Ductile Iron | Cast steel |
| Stem | 2Cr13 | 2Cr13 | 2Cr13 |
| Seat | Stainless steel | Stainless steel | Stainless steel |
| Spherical | Ductile iron cover rubber, stainless steel | Stainless steel | Rubber covered steel / stainless steel |
| Hemisphere | Grey cast iron | Ductile Iron | Cast steel |

Electric Eccentric Hemisphere Valves are ideal for slurry, ash, wastewater, and fibrous pulp systems. They provide tight shut-off, low torque, and excellent anti-clogging performance in power plants, papermaking, chemical processing, and sewage treatment applications.
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