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V type ball valve, V type ball valve, heat preservation ball valve

Product Code : VCC-F--QQ490-CU

Product Name: V - type ball valve

Model: BVQ47F/H

Caliber: DN25-300

Pressure: 1.6-4.0MPa

Suitable medium; Water, oil, gas and high viscosity, fiber, solid particles and other media

Applicable temperature; - 28 ℃ ~ 550 ℃

Material: cast steel, stainless steel, etc


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Insulation V type ball valve product overview:


Heat preservation V-type ball valve adopts integral jacket structure design, more uniform heat preservation, cold preservation, heat preservation V-type ball valve is smaller than the general ball valve volume, lighter weight, and no leakage, good sealing performance, the jacket adopts carbon steel pipe welding more pressure resistance than casting firm. The jacket, outside of the body and the jacket are welded to allow a maximum pressure of 1MPa of steam or cold water. Heat preservation V-type ball valve is a kind of advanced control valve with right Angle rotation. Its opening and closing parts are half spheres with special V-type opening and have sharp cutting edges. The sealing surface has strong cutting force and self-cleaning function during the rotation of the sphere. The V-shaped opening of the sphere and the valve seat flow channel form a sector area, which can change the cross-sectional area of the flow channel during the rotation process to form a linear and proportional accurate adjustment of the medium. Therefore, the V type ball valve has two functions of regulating and switching at the same time, which can be matched with pneumatic or electric actuators. It is widely used in the control system of paper making, chemical industry, petroleum, chemical fiber, electric power, metallurgy, pharmaceutical, environmental protection and other fields.


Thermal insulation V type ball valve product advantages:


1. Valve body:

(a) One-piece design provides higher strength to the valve body to better withstand pipe pressure

(b) Avoid leakage of the two-piece valve body due to flange connection

(c) It has two structures of flange and clamp at the same time

2. Spool:

(a) The specially designed V-shaped ball has a strong shear effect and sealing performance on the medium, and the flow characteristics of the medium can be adjusted in equal proportion.

(b) Hard chromium plating, ion nitriding, supersonic spraying and other sealing surface hardening processes can be used to increase the hardness, wear resistance and corrosion resistance of the sealing surface.

(c) The precision ground spherical surface reduces the friction between the sealing surfaces, thereby reducing the torque.

3. Valve seat:

(a) Special non-seat cover design avoids the dead Angle between the valve seat and the valve body, which is easy to block, and avoids the situation of the valve seat stuck.

(b) The seat spring adopts a clip spring design, which greatly reduces the torque required to drive the valve while providing a preload for the seat seal.

(c) Seats with preload provide a good seal to the valve even at small pressure differentials

4. Valve stem:

(a) Fixed ball valve structure, upper and lower double stem double bearing to fix the valve core, with higher stability, bearing composite material, rotating bearing


Thermal insulation V-ball valve is widely used in many industrial fields because of its unique design and performance. The following are the main applications:


Iron and steel metallurgy: used for blast furnace gas, hot blast furnace and other high temperature gas regulation and cutting off.

Chemical industry: suitable for high temperature reaction kettle, cracking furnace, heat transfer oil system, etc., and easy crystallization fluid control.

Power industry: In the steam and water circulation system of power plants, it is used to control high temperature and high pressure steam and low temperature cooling water to ensure efficient energy transmission.

Food and beverage industry: In the beverage filling line, liquid flow is rapidly and accurately controlled to ensure accurate volume and prevent food and beverage contamination.

Ceramic and glass industry: gas and air conditioning for high temperature furnaces.

Petroleum, chemical, metallurgical, pharmaceutical, food and other systems: the main function is to transport heavy oil, glue and other high viscosity media that will solidify at room temperature


Packing of Standard Packing: 


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition

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