Relief Hydraulic Valve

1The structure is simple, the work is reliable, and the maintenance is convenient: the relief valve is usually composed of a relief valve core and a spring. The structure is simple and the manufacturing cost is low. At the same time, the work is stable and reliable, the life is long, and it can work normally in harsh working environments.Maintenance is relatively simple, usually only regular inspection and cleaning are required, and damaged parts can be replaced.

2 Overload protection of the hydraulic system can be realized: The relief valve can improve the service life of the hydraulic components. When the hydraulic system exceeds the preset pressure, the excess hydraulic oil flow is directed back to the fuel tank through the overflow circuit to prevent overvoltage damage to the system. 

3 Wide pressure regulation range: the relief valve can be adjusted according to actual needs to meet the working requirements under different load conditions

4 Long service life: the service life of the relief valve can reach more than 10 million times


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Product Details

Relief hydraulic valve


It controls the flow of liquids and is widely used in aviation, chemical industry, shipbuilding, machining and other fields.Its main function is to achieve precise control of liquid flow, direction, pressure and other parameters.The hydraulic control valve can control and adjust the flow rate, pressure and other parameters of the hydraulic system according to different functional requirements, and can cut off the fluid and change the flow direction.

 

The principle is mainly to change the channel of liquid flow through the movement of the valve core, so as to control the flow rate, pressure and flow direction of the liquid.The position of the valve core determines the flow direction of the fluid and the size of the liquid flow through the valve core channel.Under different working pressures, the hydraulic control valve can adjust the position of the spool to achieve accurate control of liquid flow and pressure.



产品详情图 拼图模板.png

Detailed parameters


Maximum working pressureMaximum working flowCoil voltage rangePowerCoil connectorProtection levelAllowable pollution level
50bar12L/min27V±15%22WDT04-2P IP67ISO4406 class 21/18/15


 

  Relief valve principle: In the throttling adjustment system of the quantitative pump, the quantitative pump provides a constant flow rate. When the system pressure increases, the flow demand will decrease.At this time, the relief valve is opened, so that the excess flow is overflowed back to the fuel tank, and the inlet pressure of the relief valve is guaranteed.

 

  In the throttling adjustment system of the quantitative pump, the quantitative pump provides a constant flow rate.When the system pressure increases, the flow demand decreases.At this time, the relief valve is opened, so that the excess flow is overflowed back to the fuel tank, to ensure the inlet pressure of the relief valve, that is, the outlet pressure of the pump is constant (the valve port is often opened with pressure fluctuations).


Parameter:

The maximum pressure of the P port

 240 bar

Maximum flow

30L/min

Voltage range

DC24V±15%; plug DTO4-2P, rated power 23.8W, protection level IP67

Allowable ambient operating temperature

-20-80℃

The oil temperature range

20-90℃


Application Scenarios:

Our customized hydraulic valve blocks represent the top level of hydraulic control technology, designed with a focus on performance, reliability and durability. Their wide range of application scenarios make them ideal for use in a variety of mechanical equipment and industrial systems.


Hydraulic Valve Block


Product Line:

The production line for Customised Hydraulic Valve Blocks is characterised by precise craftsmanship and efficient processes, ensuring that each block is perfectly tailored to the customer's individual requirements. The production line begins with the initial design, which is planned in detail by engineers according to the customer's requirements, followed by material processing and precision manufacturing on high-precision machinery and equipment. After a rigorous assembly and testing process, each valve block is strictly inspected to ensure its performance and durability.


Hydraulic Valve Block


Warehouse:

The facility for producing Customized Hydraulic Valve Blocks is a state-of-the-art manufacturing plant designed for precision and efficiency. The plant features advanced CNC machining centers that ensure high accuracy in cutting, drilling, and milling. Dedicated design and engineering teams work closely to tailor each valve block to meet specific client requirements. The production process includes rigorous assembly and testing stations, where each valve block undergoes thorough quality checks to ensure optimal performance and reliability. The facility also incorporates modern surface treatment and packaging areas, ensuring that the final products are well-protected and ready for prompt delivery to clients.


Hydraulic Valve Block


Packing&transportation:

The packaging for Customized Hydraulic Valve Blocks is meticulously designed to ensure safe and secure transport. Each valve block is carefully wrapped in protective materials, such as foam or bubble wrap, to guard against potential damage during shipping. The blocks are then placed in custom-sized, reinforced boxes that provide additional cushioning and support. Each package is clearly labeled with handling instructions and product information to facilitate smooth logistics and tracking. This comprehensive packaging approach ensures that the valve blocks arrive at their destination in excellent condition, ready for installation and use.


Hydraulic Valve Block


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