Customization: | Available |
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Function: | Balance |
Installation: | Threaded Cartridge |
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Single Overcenter Valve Hydraulic Balance Valve Supplier
A hydraulic single over-centre valve, also known as an over-centre or counterbalance valve, is an essential component in hydraulic systems. It expertly manages the movement of actuators such as cylinders or motors, especially in scenarios where precise load control or load holding is of paramount importance.
In summary, a single hydraulic overcentre valve is indispensable in hydraulic systems for delivering controlled movement and secure load holding. This guarantees safety, stability, and optimal efficiency across a vast range of industrial and mobile equipment applications.The primary function of a single overcentre valve is to offer dynamic control of loads affected by gravitational or inertial forces. These valves ensure that actuators, including cylinders, function smoothly and safely in both directions, preventing unintended drifting or runaway movements under load.
Here's a typical operational overview:
Controlled Movement | As the actuator (such as a cylinder) extends or retracts, the overcentre valve allows fluid to flow in the direction of movement, providing unrestricted flow for fast operation. |
Load Holding | When the actuator reaches the desired position, the valve moves to a closed or throttled position. This restricts the flow of hydraulic fluid from the actuator's rod end, creating a counterbalance to external forces (such as gravity or a load pushing down). This prevents the actuator from moving unintentionally and maintains the position even when the hydraulic system is not actively supplying pressure. |
Safety and Stability | By preventing the actuator from running away under load, the overcentre valve increases safety and stability in various hydraulic applications such as lifting, lowering, and holding. |
MWP | 31.5Mpa |
Max Flow | 40L/min |
Working Temperature | -20°C-80°C |
Control Ratio | 1:4.25 |