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DBDH6 Direct-acting Relief Valve

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  • DBDH6 Direct-acting Relief Valve

DBDH6 direct-acting relief valve is an important hydraulic control element. The following is a detailed introduction from the aspects of product characteristics, technical parameters, application scenarios, working principles and advantages:

1. Product Features

Simple structure: compact design and small size, easy to install and integrate into hydraulic systems.

High sensitivity: It can quickly respond to system pressure changes, turn on or off in time, and effectively control pressure.

Wide pressure regulation range: The overflow pressure can be flexibly set through the adjustment device according to actual needs.

Excellent material: It is usually made of high-quality materials such as carbon steel, which has good pressure resistance and corrosion resistance.

2. Technical parameters (taking common models as examples)

Model: DBDH6P10/400

Nominal diameter: 10mm

Pressure level: 31.5MPa

Working temperature: less than 100℃

Applicable medium: oil products

Connection form: board type

Dimensions: 200×150×200mm

Weight: 1kg

Warranty: One year

III. Application scenarios

Safety protection: Install at the hydraulic pump outlet and the actuator entrance to prevent sudden pressure increase and damage to the equipment.

Pressure regulation: In a multi-loop hydraulic system, a specific pressure value is set for a branch.

Unloading circuit: Reduce system pressure through unloading function to achieve energy-saving operation.

Stable operation: Under large pressure fluctuations, stabilize the system pressure and ensure the normal operation of the equipment.

4. Working principle

Relying on the pressure oil in the system, it acts directly on the valve core and is balanced with the spring force to control the opening and closing action of the valve core.

The valve core is normally closed, and the valve port is closed when it is not working, and the inlet and outlet are blocked.

When the system pressure is higher than the set pressure of the spring, the valve core is opened, the oil inlet and outlet are connected, and the excess flow overflows back to the oil tank to relieve pressure, keeping the pressure at the inlet unchanged.

5. Product Advantages

Stable performance: Adopt advanced design and manufacturing processes to ensure that the product can work stably and reliably under all working conditions.

Easy to install: A variety of connection forms are available to choose from to meet the installation needs of different systems.

Simple maintenance: simple structure and few parts, which are easy to maintain and maintain daily.

High cost performance: On the premise of ensuring performance and quality, the price is reasonable and has a high cost performance.


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