Other Valves

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Other Valves

Our company specialises in providing comprehensive valve solutions, encompassing a diverse range of products including Latching/Pulse Solenoid Valves, Ball Valves, Check Valves, and Gate Valves. We are committed to meeting all your fluid control requirements, whether for standard products or bespoke designs, offering expert technical support and tailored solutions. Our objective is to enhance your operational efficiency while reducing costs, ensuring your fluid control systems achieve optimal performance.

  • Ball valves are essential manual valves that provide reliable flow control through a simple quarter-turn operation. Constructed entirely from high-quality brass, these valves ensure excellent corrosion resistance and durability for long-term use.

    Designed with a spherical closure mechanism, brass ball valves deliver tight sealing and smooth operation with minimal torque. Available in various connection types such as threaded and flanged, these valves fit a wide range of piping systems.

    Key features include:
    Quick quarter-turn operation for efficient opening and closing
    Full port and reduced port options for optimized flow
    Durable brass construction offering corrosion resistance
    Reliable sealing to prevent leakage and extend service life
    Compact design for easy installation and maintenance
    Brass ball valves combine straightforward operation with dependable sealing, making them fundamental components for manual flow regulation.

  • Ball valves are essential manual valves that provide reliable flow control through a simple quarter-turn operation. Constructed entirely from high-quality brass, these valves ensure excellent corrosion resistance and durability for long-term use.

    Designed with a spherical closure mechanism, brass ball valves deliver tight sealing and smooth operation with minimal torque. Available in various connection types such as threaded and flanged, these valves fit a wide range of piping systems.

    Key features include:
    Quick quarter-turn operation for efficient opening and closing
    Full port and reduced port options for optimized flow
    Durable brass construction offering corrosion resistance
    Reliable sealing to prevent leakage and extend service life
    Compact design for easy installation and maintenance
    Brass ball valves combine straightforward operation with dependable sealing, making them fundamental components for manual flow regulation.

  • Check valves are non-return valves designed to allow unidirectional flow and prevent backflow in piping systems. These manual valves are constructed entirely from durable brass, offering good resistance to corrosion, heat, and chemical exposure.

    Engineered for reliability in general-purpose applications, brass check valves are well-suited for use with air, oil, acidic fluids, and high-temperature environments. The simple design ensures low maintenance and stable performance under varying operating conditions.

    Key features include:
    Unidirectional flow design to prevent reverse flow
    Brass body construction for durability and resistance to corrosion
    Suitable for air, oil, acid, and high-temperature fluid systems
    Compact structure, easy to install in horizontal or vertical pipelines
    Low maintenance, long service life under demanding conditions

    Brass manual check valves are a practical solution for ensuring system protection and pressure stability across diverse industrial and general-purpose pipelines.

  • Check valves are non-return valves designed to allow unidirectional flow and prevent backflow in piping systems. These manual valves are constructed entirely from durable brass, offering good resistance to corrosion, heat, and chemical exposure.

    Engineered for reliability in general-purpose applications, brass check valves are well-suited for use with air, oil, acidic fluids, and high-temperature environments. The simple design ensures low maintenance and stable performance under varying operating conditions.

    Key features include:
    Unidirectional flow design to prevent reverse flow
    Brass body construction for durability and resistance to corrosion
    Suitable for air, oil, acid, and high-temperature fluid systems
    Compact structure, easy to install in horizontal or vertical pipelines
    Low maintenance, long service life under demanding conditions

    Brass manual check valves are a practical solution for ensuring system protection and pressure stability across diverse industrial and general-purpose pipelines.

  • Brass gate valves are manually operated valves used to start or stop the flow of fluid in a pipeline. Featuring a sliding gate mechanism that lifts or lowers to control flow, these valves are designed for full shut-off applications, providing minimal pressure drop when fully open.

    Constructed from corrosion-resistant brass, these gate valves offer long-term durability and consistent performance in systems handling water, air, oil, and non-aggressive chemicals. Available in various sizes and connection types, they are compatible with both horizontal and vertical installations.

    Key Features:
    Brass body construction for corrosion resistance and long service life
    Manual operation with smooth gate movement for reliable shut-off
    Full port design available for unrestricted flow
    Suitable for general-purpose pipelines and isolation tasks

    Brass gate valves are widely used for isolation in piping systems where flow control precision and reliability are required.

  • Ball valves uses an electric motor as the power source.
    Working Principle:

    An electric actuator uses an internal motor, coupled with a gear train, to generate torque to rotate the ball. They usually include limit switches and torque overload protection.
    Full port and reduced port options for optimized flow
    Durable brass construction offering corrosion resistance
    Reliable sealing to prevent leakage and extend service life
    Compact design for easy installation and maintenance
    Brass ball valves combine straightforward operation with dependable sealing, making them fundamental components for manual flow regulation.

  • Ball valves uses an electric motor as the power source.
    Working Principle: An electric actuator uses an internal motor, coupled with a gear train, to generate torque to rotate the ball. They usually include limit switches and torque overload protection.
    Key features include:
    Quick quarter-turn operation for efficient opening and closing
    Full port and reduced port options for optimized flow
    Durable brass construction offering corrosion resistance
    Reliable sealing to prevent leakage and extend service life
    Compact design for easy installation and maintenance
    Brass ball valves combine straightforward operation with dependable sealing, making them fundamental components for manual flow regulation.

  • Ball valves uses an electric motor as the power source.
    Working Principle: An electric actuator uses an internal motor, coupled with a gear train, to generate torque to rotate the ball. They usually include limit switches and torque overload protection.
    Key features include:
    Quick quarter-turn operation for efficient opening and closing
    Full port and reduced port options for optimized flow
    Durable brass construction offering corrosion resistance
    Reliable sealing to prevent leakage and extend service life
    Compact design for easy installation and maintenance
    Brass ball valves combine straightforward operation with dependable sealing, making them fundamental components for manual flow regulation.

  • A globe valve is a type of linear motion valve used for stopping and starting flow, but it is primarily designed for throttling (regulating) flow. Its closure member (a plug or disc) moves perpendicularly to the seat.

    Opening Process:

    As the handwheel is turned, the valve stem rises, lifting the disc away from the valve seat. This creates an annular orifice between the disc and the seat, allowing fluid to pass through. The greater the lift, the larger the flow area.
    Closing Process:

    Turning the handwheel in the opposite direction lowers the stem, forcing the disc down onto the seat. Mechanical pressure from the stem creates a tight seal between the disc and seat surfaces, effectively shutting off the flow.
    Flow Throttling:

    By precisely controlling the height of the disc, the opening area can be finely adjusted, allowing for accurate regulation of flow rate. This is a key advantage of globe valves.
    The flow path through a standard globe valve is not straight; it changes direction multiple times (typically an "S" pattern), which results in a relatively high pressure drop.

  • An electric motorized globe valve is an automated valve that combines a traditional globe valve body with an electric actuator for remote and precise control.

  • A butterfly valve is a quarter-turn rotary motion valve that uses a disc mounted on a rotating shaft to control flow.
    Cost-Efficiency:

    Competitive Price: Offers the lowest purchase cost, especially for sizes above DN50.
    Low Installation/Maintenance Cost: Lightweight and easy to install and maintain.

  • A Safety Valve is an automatic pressure-relieving device used to protect pressure vessels, piping, boilers, and other pressurized systems from damage or catastrophic failure due to overpressure. It serves as the last line of defense. When system pressure exceeds a predetermined set value, the valve opens automatically to discharge excess fluid (steam, gas, liquid) to the atmosphere or a containment system, thereby lowering the pressure. It recloses automatically once normal pressure conditions are restored.
    Core Function: Overpressure Protection.

Alahot (zhejiang) Technology Co., Ltd.
About Alahot

Alahot (Zhejiang) Technology Co., Ltd. is a technology-driven manufacturer of solenoid valves. We integrate electromagnetic control, fluidic design, communication protocols, and software engineering to build valves with intelligent sensing and precise control.


We deliver more than components—we deliver control units that can be embedded into your system, sensing, responding, and collaborating to enhance overall performance and value.

News and Information

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