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Your Professional Hydraulic Directional Valve Supplier
 

Shijiazhuang Laiye Import & Export Trading Co., Ltd., affiliated with Hebei Wendefu Hydraulic Technology Co., Ltd., is a professional manufacturer of hydraulic valves and pressure control components. Our main products include directional valves, pressure valves, flow valves, hydraulic accessories, and customized components, widely used in industrial machinery, hydraulic systems, mining equipment, and automation industries.

Strong Technical Capability

Experienced engineers and advanced processing equipment help us provide stable hydraulic solutions for different industrial applications. We focus on practical performance and consistent product quality.

Flexible Custom Manufacturing

We support OEM and customized production based on drawings or technical requirements. Our team works closely with customers to improve product compatibility and project efficiency.

Reliable Global Supply

With decades of export experience, our products are supplied to Europe, Russia, the Middle East, South America, and Asia. We provide professional service, stable delivery, and long-term cooperation support.

 

 
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Parameter
 

Nominal size

NG6 (CETOP 03)

Max operating pressure

350 bar (5075 psi)

Max flow rate

80 L/min (21 GPM)

Solenoid voltage

12V DC, 24V DC, 110V AC, 220V AC (others on request)

Manual override

Optional (standard on request)

Body material

High-strength cast iron

Seal material

NBR / FKM (for mineral oils and phosphate esters)

Protection class

IP65 (with mating connector)

 

Types of Hydraulic Directional Valve
 

The hydraulic directional valves produced by our company mainly include the following types:

WE10 Series Solenoid Directional Valve
 

Solenoid Directional Valve

Solenoid directional valve is an electromechanical device that uses an electrical coil (solenoid) to control the path or flow of fluid (hydraulic oil or compressed air).

 

Electro Hydraulic Directional Valve

Electro-hydraulic directional valve is a control component that uses electrical signals (like voltage or current) to operate hydraulic fluid paths.

Hydraulic Solenoid Valve 4WE6 Series
Electromagnetic WE10 Directional Valve
 

Explosion-proof Directional Valve

Explosion-proof directional valve is a specialized fluid-control valve (hydraulic or pneumatic) designed with a heavy-duty, flameproof enclosure.

 

Solenoid Ball Valve

Solenoid ball valve is an automated fluid control device that combines a ball valve (which uses a rotating spherical core to start or stop flow) with an electrically-controlled solenoid actuator.

Z2FS16 Sandwich Throttle Valve – Rexroth Substitute

 

Advantages of Hydraulic Directional Valve
 
Hydraulic Solenoid Valve 4WEH16 Series

Hydraulic valves have a simple and compact structure: Hydraulic valves are small enough to fit into corners and places that are difficult to access. They can fit into your pipeline at almost any point and won’t take up extra space once installed.

 

Smooth and Reliable Hydraulic Transmission: Hydraulic systems offer the silky-smooth fluidity of liquid power transmission, so you can depend on a tight-sealing hydraulic valve for years to come.

 

Large Output Torque: Hydraulic power means extra power. Having more torque in valve actuation means that hydraulic valves can service fast flow rates and overcome high pressures easily.

 

Adjustable Output Torque: The output torque can be precisely adjusted by the constant pressure relief valve, including the adjustment of opening and closing torque, which can even be directly reflected by the hydraulic meter.

 

Convenient Speed Regulation: Regulating the flow rate is another important advantage of hydraulic valves. If your application demands articulate actuation and precise flow regulation, you should consider using hydraulic valves.

 

Performance in Power Failure Situations: In the event of a sudden accident and a power outage, we can still use a power accumulator to perform one or more operations. This has great significance for long-distance pipeline automatic emergency shut-off valves and discharge valves.

 

Applications of Hydraulic Directional Valve

Industrial Machinery

Hydraulic directional control valves are commonly used in industrial machinery such as presses, metal cutters, and injection molding machines. They provide accurate control of fluid flow and pressure, ensuring the machines work efficiently.

Material Handling Equipment

Material handling equipment such as forklifts and cranes rely on hydraulic systems controlled by directional control valves. These valves ensure the hydraulic system operates safely and efficiently.

Construction Equipment

Construction equipment such as excavators, loaders, and bulldozers utilize hydraulic systems controlled by directional control valves. These valves control the movement of hydraulic cylinders, which help to manipulate the machine attachments.

 

Agricultural Equipment

Agricultural equipment ranging from tractors to harvesters utilize hydraulic systems controlled by directional control valves. These valves control the movements of hydraulic cylinders, which help to power the various mechanical functions of the machinery.

 

Installation Steps for Hydraulic Directional Valve

 

Depressurize System (Re-Confirm!)
Safety cannot be overstressed. Double-check that the system is completely depressurized before beginning work.
Clean Mating Surfaces
Ensure the mounting surface (if applicable) or hose ends are perfectly clean.
Identify Inlet and Outlet Ports
Refer to the hydraulic directional valve diagram or markings on the valve body (the hydraulic directional valve symbol often includes an arrow for direction). Incorrect connection is a common mistake.
Connect Hydraulic Lines
Connect the inlet and outlet lines to the correct ports on the hydraulic directional valve. Ensure flow control fitting threads are clean and engage smoothly. Tighten fittings to the manufacturer's recommended torque specifications. Over-tightening can damage threads or the valve body; under-tightening leads to leaks.
Secure the Valve
If the valve is manifold-mounted or has mounting holes, secure it properly. For an inline hydraulic directional valve, ensure it's adequately supported by the connected hoses/pipes or secured with clamps if necessary to prevent vibration.

Initial System Check
Once installed, double-check all connections. Slowly and carefully re-pressurize the system. Inspect thoroughly for any leaks around the valve and fittings. Listen for unusual noises.

 

 

Precautions for the Use of Hydraulic Directional Valve

1. Implement filtration systems appropriate for valve contamination sensitivity


2. Monitor hydraulic fluid condition and replace according to analysis results


3. Inspect external connections regularly for signs of leakage or loosening


4. Document operational irregularities to identify developing problems early


5. Maintain appropriate fluid temperatures to prevent accelerated wear


6. Follow manufacturer recommendations for service intervals and procedures

Electromagnetic WE10 Directional Valve

 

Customizable Options
 

Port Size

NG6 / NG10 / NG16 / Custom

Flow Rate

20–300 L/min

Voltage Option

12V / 24V / 110V / 220V

Seal Material

NBR / Viton / PTFE

Mounting Type

Subplate / Inline / Modular

Control Way

2 Way / 3 Way / 4 Way

 

Packaging and Shipping
 

Packaging

Standard export carton/plywood case

Shipping

Shipping by sea, by air, by express are acceptable. According to your requirements.

 

 

Our Factory

 

Founded in 1988, Shijiazhuang Laiye Import & Export Trading Co., Ltd (under Hebei Wendefu Hydraulic Technology Co., Ltd) has spent 35+ years focused entirely on pressure valve components.

 

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Our Certificates

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FAQ

 

Q: Can a hydraulic directional valve support multiple flow directions?

A: Yes, a hydraulic directional valve can control two way, three way, or four way oil flow depending on system design. This allows flexible hydraulic actuator movement and system control.

Q: What mounting types are available for a hydraulic directional valve?

A: A hydraulic directional valve can support subplate mounting, inline mounting, and modular installation. Different mounting methods help match different hydraulic system layouts and equipment designs.

Q: What sealing materials are used in a hydraulic directional valve?

A: Common sealing materials for a hydraulic directional valve include NBR, Viton, and PTFE seals. Different seal types are selected according to oil type, temperature, and working environment.

Q: Can a hydraulic directional valve support high pressure applications?

A: Yes, a hydraulic directional valve is designed to work under high pressure conditions. Many models support operating pressure up to 31.5 MPa or higher for demanding industrial hydraulic systems.

Q: What materials are used in a hydraulic directional valve?

A: Most hydraulic directional valve products use cast iron, carbon steel, stainless steel, and high quality sealing materials. These materials provide strong durability, corrosion resistance, and long service life.

Q: Does a hydraulic directional valve require regular maintenance?

A: Yes, regular inspection and cleaning help maintain hydraulic directional valve performance. Proper maintenance reduces oil contamination, prevents leakage, and extends product service life.

Shijiazhuang Laiye Import& Export Trading Co., Ltd. is one of the most reliable hydraulic directional valve manufacturers and suppliers in China. Please feel free to wholesale cheap hydraulic directional valve made in China here and get quotation from our factory. All customized products are with high quality and competitive price.

directional control valve in hydraulic
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