China 4 inch Brass Gas Ball Valve With Certification Manufacturers, Suppliers, Factory

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Hot Products

  • Reliable Stainless Steel Butterfly Valve

    Reliable Stainless Steel Butterfly Valve

    When it comes to performance, the Reliable Stainless Steel Butterfly Valve truly delivers. With a wide variety of actuation options, including manual and automated, it can be customized to meet your specific needs.
  • Butterfly Valve Flange Type

    Butterfly Valve Flange Type

    Our range of general purpose Butterfly valve flange type have been designed to provide a cost effective solution to your flow control and product shut-off requirements. Available in sizes from 200mm to 1000mm bore as standard- Smaller sizes available but minimum quantities apply.
  • Lift Check Valve

    Lift Check Valve

    Lift Check Valve refers to the valve that automatically opens and closes the valve flap depending on the flow of the medium itself to prevent the medium from flowing back. It is also called check valve, one-way valve, reverse flow valve, and back pressure valve. Lift Check Valve is a check valve whose disc slides along the vertical centerline of the valve body. It can be divided into two types: vertical and horizontal. The connection form can be divided into three types: threaded connection, flange connection and welding.
  • Resilient Seated Sluice Valve

    Resilient Seated Sluice Valve

    Tianjin Milestone Pump & Valve Co., Ltd. is a professional manufacturing enterprise specializing in the design, development, production, sales and service of pump valves; advanced and reasonable design, complete and professional production lines, high-end professional testing equipment, MST is very confident in the quality of its products. The Resilient seated sluice valve produced is exported to Southeast Asia, the Middle East, Europe and the United States, and is widely used in water supply and drainage, electric power, petrochemical, metallurgical and other industries, and has been well received by users.
  • Cast Iron Globe Valve

    Cast Iron Globe Valve

    Cast Iron globe valve is a forced-sealing valve, so when the valve is closed, pressure must be applied to the disc to force the sealing surface to not leak. When the medium enters the valve from below the disc, the resistance that the operating force needs to overcome is the friction force of the valve stem and packing and the thrust generated by the pressure of the medium. The force to close the valve is greater than the force to open the valve, so Cast Iron The diameter of the valve stem of the globe valve should be large, otherwise the valve stem will bend up failure.
  • Pneumatic Thread Ball Valve

    Pneumatic Thread Ball Valve

    Pneumatic Threaded Ball Valve means a regular threaded ball valve with a pneumatic actuator. Pneumatic Thread Ball Valves are designed for quick opening and closing. The valve comprises of a split 2-piece body with PTFE seats. The pneumatic actuator offers single acting or double acting options. 

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