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China Multi-layer Sealing Butterfly Valve Manufacturer, Supplier, Factory

As one of the leading Multi-layer Sealing Butterfly Valve manufacturer and supplier in China, we warmly welcome you to buy or wholesale Multi-layer Sealing Butterfly Valve from our factory. We will provide you with the good service and competitive prices.

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    LYV®️ Gas-over-oil full welded ball valve through a self-actuating actuator. By the pressure of the medium of the pipeline itself to actuate valve open and close. The product directly use natural gas inside of the pipeline as the air supply of pneumatic. The whole system design for high pressure. Through air supply filtering process without decompression. The gas directly into the gas tank and high-pressure control valve components. Under the action of the control signal, the high-pressure controlled gas enters the corresponding gas/liquid circuit. And by the principle of isobaric transmission of the liquid medium to realize the gas/liquid synchronous transmission, acting on the hydraulic cylinder of the valve drive device and controlling the valve.
  • Dual-Plate Check Valve

    Dual-Plate Check Valve

    LYV® dual-plate check valves are designed to be robust, reliable, high performing and aesthetically pleasing. We are committed to improving our manufacturing processes and using stringent quality control measures to ensure that our check valves surpass their peers in quality.
  • Swing Check Valve

    Swing Check Valve

    LYV® swing check valves are designed to be robust, reliable, high performing and aesthetically pleasing. We are committed to improving our manufacturing processes and using stringent quality control measures to ensure that our check valves surpass their peers in quality.
  • Butt Welded Metal to Metal Butterfly Valve

    Butt Welded Metal to Metal Butterfly Valve

    LYV® butt welded metal to metal butterfly valve features a unique U-shaped replaceable seat design, which provides a reliable seal against the compression of the elastic seat when closed by the disc. And providing a zero leakage seal at bi-directional pressure.
  • Pneumatic Forged Ball Valve

    Pneumatic Forged Ball Valve

    LYV®️ Pneumatic forged ball valve as a high-performance product that meets international standards like API-6A, API-6D, ASME-B16.34, ISO-17292 and more. LYV®️ Pneumatic forged ball valve has obtained API-6FA fire certification, which prove product has capacity to use for various fire safe requested applications. LYV®️ as a manufacturer to produce Pneumatic forged ball valve can manufacturing NPS 2” to NPS 48” Pneumatic forged ball valve, maximum pressure rating can reach to 2500LB. Furthermore, LYV®️ has conditions and experience to produce low-temperature Pneumatic forged ball valve. Contact our sales for more information.
  • Double Offset Resilient Seated Butterfly Valve

    Double Offset Resilient Seated Butterfly Valve

    LYV®️ adopt double offset design in the resilient seated butterfly valve. The double offset design can reduce the compression between seal ring and seats during valve operating. Improve the service life of the valve. LYV®️ double offset resilient seated butterfly valve has a nickel alloy welded overlaid on body seat. This design makes the valve have low friction coefficient when valve open and close.
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  • What are the advantages and types of aluminum bronze gate valves?

    Choosing the right Aluminum Bronze Gate Valve for your industrial application depends on several factors, including the operating conditions, fluid type, and the level of pressure and temperature that the valve needs to handle. It is important to consider these factors carefully to select a valve that can meet your specific needs and requirements. In summary, Aluminum Bronze Gate Valve is a durable and reliable option for regulating the flow of fluids in a range of industrial applications.

  • What are the key features of a floating ball valve?

    Floating Ball Valve is a type of ball valve that has its ball partially immersed in the fluid. It uses a hollow ball that floats, moving with the flow of the fluid, to regulate the flow of fluid through the valve. The design of the floating ball valve allows for a tight seal, reducing the chance of leakage. These valves are commonly used in industries that deal with high pressure and high-temperature fluids, such as the oil and gas industry.

  • What safety precautions should be taken when working with triple offset butterfly valves?

    Triple Offset Butterfly Valve is a type of industrial valve that is used in various applications such as oil and gas, power plants, and chemical processing. This valve has three offsets, which means that the disc seal is not in line with the shaft, resulting in a bubble-tight seal even at high pressures and temperatures. It is essential to take safety precautions when working with triple offset butterfly valves to prevent accidents or injuries.

  • What makes high performance butterfly valves different from other types of valves?

    High performance butterfly valves are a type of valve that is used to regulate or isolate the flow of fluids in pipelines. These valves are designed to offer superior performance in high-pressure, high-temperature, and high cycles applications. They are preferred over other types of valves due to their unique design and ability to handle a wide range of media including gases, liquids, and slurries.

  • What are some common accessories used with Trunnion Mounted Ball Valves?

    Trunnion Mounted Ball Valves are often used in combination with various accessories to improve their performance and functionality. Some common accessories include: - Actuators: Actuators are devices that are used to control the valve's opening and closing operation. They can be electric, pneumatic, or hydraulic. - Positioners: Positioners are used to accurately position the valve based on the signal supplied by the controller.

  • How to Troubleshoot Forged Ball Valve Problems?

    Forged Ball Valve is a type of valve that is created through the forging process, where heated metal is shaped by applying force using a press or hammer. This process produces a valve that has excellent strength, durability, and resistance to corrosion. It is commonly used in high-pressure and high-temperature applications, such as in the oil and gas industry.

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