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

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  • Gas over Oil Actuated Ball Valve

    Gas over Oil Actuated Ball Valve

    LYV®️ Gas over oil actuated 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.
  • Floating Ball Valve

    Floating Ball Valve

    LYV® floating ball valves are meticulously engineered to ensure superior quality and performance. Our stringent manufacturing processes and quality control measures result in products that outshine similar offerings in the industry. These floating ball valves meet multiple international standards such as API-6A, API-6D, ASME-B16.34, and ISO-17292. Additionally, they have obtained the API-6FA fire certification, making them suitable for applications requiring fire safety.
  • 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.
  • Fully Welded Ball Valve

    Fully Welded Ball Valve

    LYV® fully welded ball valves are precisely engineered to ensure superior quality and performance. Our stringent manufacturing processes and quality control measures result in products that outperform similar offerings in the industry. In addition, they fulfil the fire protection criteria outlined in API 6FA and are appropriate for a diverse range of applications that necessitate fire protection.
  • 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.
  • BW End Trunnion Mounted Ball Valve

    BW End Trunnion Mounted Ball Valve

    LYV®️ BW end trunnion mounted ball valve as a high-performance product that meets international standards like API-6A, API-6D, ASME-B16.34, ISO-17292 and more. LYV®️ Trunnion mounted 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 trunnion mounted ball valve can manufacturing NPS 2” to NPS 48” trunnion mounted ball valve, maximum pressure rating can reach to 2500LB. Furthermore, LYV®️ has conditions and experience to produce low-temperature trunnion mounted ball valve. Contact our sales for more information.
  • Related Blog
  • Reviews

  • What are the environmental considerations when using a high pressure gate valve?

    Learn about the environmental impact of using high pressure gate valves and how to mitigate it with proper usage and maintenance practices.

  • What is the lifespan of a Gas-Over-Oil Full Welded Ball Valve?

    Gas-Over-Oil Full Welded Ball Valve is a specially designed valve that is used for regulating oil and gas flow in various industries. This type of valve has a unique design that uses gas pressure to operate the valve, making it highly efficient and reliable. The valve is made up of a welded steel body, a ball, and two end connections. The ball inside the valve rotates 90 degrees to allow or stop the flow of gas and oil.

  • 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.

  • Where the Ball Valve is used.

    Because the ball valve usually uses rubber, nylon and polytetrafluoroethylene as the seat sealing ring material, its use temperature is limited by the seat sealing ring material.

  • What are the characteristics of ball valves?

    Pneumatic ball valves have a simple and compact structure, reliable sealing, and easy maintenance. The sealing surface and spherical surface are often in a closed state, which is not easily eroded by the medium and is easy to operate and maintain. They are suitable for general working media such as water, solvents, acids, and natural gas. They are mainly used to cut off or connect media in pipelines, and can also be used for fluid regulation and control.

  • What are the advantages of using Aluminum Bronze Gate Valves in seawater applications?

    Aluminum Bronze Gate Valves is a type of valve that is specifically designed and manufactured to withstand corrosion and erosion that occurs in seawater applications. These valves are made of a copper-based alloy that contains approximately 9-14% aluminum, which makes them resistant to the harsh and corrosive effects of seawater. Furthermore, Aluminum Bronze Gate Valves have excellent mechanical properties, including high strength, ductility, and wear resistance. With these qualities, Aluminum Bronze Gate Valves are a popular choice in seawater applications.

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