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Oil-sealed plug valves: ideal for efficient sealing and flexible control

Time:2025/02/24Views:17


In complex industrial piping systems, the performance of valves directly affects the efficiency and safety of fluid transportation. Oil-sealed plug valves are widely used in many industries due to their excellent sealing effect, flexible opening and closing methods, and wide applicability. The following will introduce its core features to help you more fully understand the advantages of the valve.


Flexible opening and closing, easy to operate

The opening and closing parts of the oil-sealed plug valve is a cylinder with a hole, through the valve stem to drive the cylinder rotation, when the cylinder on the channel and the valve channel alignment, the fluid can pass smoothly, to achieve the open state; when the channel is not aligned, block the fluid flow, to achieve the closed state. This design makes the plug valve in the control of fluids has a unique advantage, the operation is simple and intuitive, can quickly realize the opening and closing operations.

Good sealing performance

Oil-sealed plug valve adopts advanced oil sealing technology to ensure that the valve in high-pressure, high-viscosity media conditions can also maintain good sealing performance, prevent media leakage, improve system safety. The movement between the sealing surface with a wiping effect, and in the full open can completely prevent contact with the flowing medium, so usually can also be used for media with suspended particles.



Strong adaptability, wide range of applications

Oil-sealed plug valves can be used in different corrosive environments by selecting suitable valve body materials according to different media. Therefore, it is widely used in petroleum, chemical, electric power, metallurgy, urban construction, pharmaceutical, food, beverage, environmental protection and other industries, used to cut off or connect the pipeline medium.

Easy to adapt to multi-channel structure

Oil-sealed plug valves are easy to adapt to multi-channel structure, you can get two, three or even four different flow paths. This can simplify the design of piping systems, reduce the amount of valves and equipment needed in some of the connection accessories.

Easy maintenance, long service life

The structure of the oil-sealed plug valve is relatively simple, so maintenance is also relatively easy. Regular maintenance, such as checking the valve appearance, seals whether aging or damage, valve stem lubrication and clean up the valve internal impurities, etc., can effectively extend the life of the valve, and reduce the failure rate.

In summary, the oil-sealed plug valve with its opening and closing flexibility, good sealing performance, adaptability, easy to adapt to the multi-channel structure and easy maintenance and other characteristics, play an important role in industrial production.