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Naidong Valve (Shanghai) Co., Ltd
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Electric flange ball valve

NegotiableUpdate on 01/21
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Overview

Brief description: Electric flange ball valve is a 90 degree rotary ball valve with excellent sealing performance, high fluid capacity, low flow resistance coefficient, simple structure, easy maintenance, valve body channel and connecting pipe diameter are equal and form one diameter, and the medium can flow almost without damage. Equipped with TOP execution structure, the product is usually used in occasions with strict sealing requirements. In addition to controlling gas, liquid, and steam media, it is also suitable for controlling media containing fiber impurities in water. It is widely used in various fields such as petroleum, chemical, metallurgical, light industry, papermaking, power station, refrigeration, etc.

Product Details

Electric flange ball valve

Overview of Electric Flange Ball Valve Products:

Flange ball valve is a type of corner valve90The rotary ball valve has excellent sealing performance, high fluid capacity, low flow resistance coefficient, simple structure, easy maintenance, and the valve body channel and connecting pipe diameter are equal and form a diameter. The medium can flow almost without damage. Equipped with TOP execution structure, the product is usually used in occasions with strict sealing requirements. In addition to controlling gas, liquid, and steam media, it is also suitable for controlling media containing fiber impurities in water. It is widely used in various fields such as petroleum, chemical, metallurgical, light industry, papermaking, power station, refrigeration, etc.

Performance characteristics:

  1. The fluid resistance is small, and ball valves have the lowest fluid resistance among all valve types. Even for reduced diameter ball valves, their fluid resistance is quite small.
  2. The thrust shaft bearing reduces the friction torque of the valve stem, allowing for long-term balanced and flexible operation of the valve stem.
  3. The valve seat has good sealing performance, and the sealing ring is made of materials such as polytetrafluoroethylene. The structure is easy to seal, and the sealing ability of the ball valve increases with the increase of medium pressure.
  4. The valve stem seal is reliable. As the valve stem only rotates without upgrading, the packing seal of the valve stem is not easily damaged, and the sealing capacity increases with the increase of medium pressure.
  5. Due to the good self-lubricating properties of materials such as polytetrafluoroethylene, the friction loss with the ball is small, and the service life of the ball valve is longer.

Technical Specifications:

Nominal diameter: DN15-DN250

Nominal pressure:PN1.0/1.6/2.5/4.0 6.4

Applicable media: water, oil, nitric acid, acetic acid, viscous liquids, slurries, etc.

leakage;comply withANSI B16 104standard

Spherical angle:90°

Valve body material:WCB 304 316

Valve seat material: polytetrafluoroethylene (at room temperature), specially designedPPL(high temperature)Metal seal (high temperature)

Overall dimensions: