Your Professional Hydraulic Manual 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.

 

 
  • DCV60 Series Hydraulic Sectional Valve
    DCV60 manual sectional directional valve. Product name: DCV60 manual sectional directional valve. Brand: Onederful® Hydraulic. Model: DCV60 hydraulic manual directional valve. Certificate:
  • 2SD5 Manual Directional Control Hydraulic Valve
    The SD5 is a manually operated, monoblock directional control valve designed for reliable flow management in hydraulic systems.Its one-piece cast body eliminates leak paths common in sectional
  • SD25 Manual Sectional Directional Valve
    Product name: SD25 Manual Sectional Directional Valve. Brand: Onederful® Hydraulic. Model: SD25 Manual Sectional Directional Valve. Certificate: ISO9001-2008. Origin: China. Transportation: By sea /
  • SD11 Manual Monoblock Directional Valve
    Product name: SD11 Manual Monoblock Directional Valve. Brand: Onederful® Hydraulic. Model: SD11 Manual Monoblock Directional Valve. Certificate: ISO9001-2008. Origin: China. Transportation: By sea /
  • SD8 Manual Sectional Directional Valve
    Product name: SD8 Manual Sectional Directional Valve. Brand: Onederful® Hydraulic. Model: SD8 Manual Sectional Directional Valve. Certificate: ISO9001-2008. Origin: China. Transportation: By sea /
  • P40 G3/8 Can Be Customized
    The P40 is a compact monoblock directional spool hydraulic valve, widely applied in construction, agricultural and mobile machinery. It supports 1 to 7 spool sections with flexible modular
  • SD5 Manual Monoblock Directional Valve
    Product name: SD5 Manual Monoblock Directional Valve. Brand: Onederful® Hydraulic. Model: SD5 Manual Monoblock Directional Valve. Certificate: ISO9001-2008. Origin: China. Transportation: By sea /
  • DCV200 Manual Sectional Directional Valve
    Product name: DCV200 manual sectional directional valve. Brand: Onederful® Hydraulic. Model: DCV200 hydraulic manual directional valve. Certificate: ISO9001-2008. Origin: China. Transportation: By
  • DCV140 Manual Sectional Directional Valve
    Product name: DCV140 manual sectional directional valve. Brand: Onederful® Hydraulic. Model: DCV140 hydraulic manual directional valve. Certificate: ISO9001-2008. Origin: China. Transportation: By
  • DCV100 Manual Sectional Directional Valve
    Product name: DCV100 manual sectional directional valve. Brand: Onederful® Hydraulic. Model: DCV100 hydraulic manual directional valve. Certificate: ISO9001-2008. Origin: China. Transportation: By
  • DCV80 Manual Sectional Directional Valve
    Product name: DCV80 manual sectional directional valve. Brand: Onederful® Hydraulic. Model: DCV80 hydraulic manual directional valve. Certificate: ISO9001-2008. Origin: China. Transportation: By sea
  • DCV60 Manual Sectional Directional Valve
    Product name: DCV60 manual sectional directional valve. Brand: Onederful® Hydraulic. Model: DCV60 hydraulic manual directional valve. Certificate: ISO9001-2008. Origin: China. Transportation: By sea
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Parameter
 

Nominal Flow Rate

70L / min

19.6 GPM

Max Pressure

315 bar

4600 PSI

Operating Range

15-75mm²/s

15-75CST

Ambient Temperature Range

-40℃~80℃

-40~176℉

Structure

Sectional :1- 5 sections

Controlling Method

Manual , Hydraulic , Pneumatic, Electro-pneumatic , Electro-hydraulic , Solenoid , Joystick and Cable

 

Advantages of Hydraulic Manual Directional Valve
 
SD25 Manual Sectional Directional Valve

Traffic Control for Hydraulic Fluid
The primary job of a directional valve is to act like a traffic cop for hydraulic fluid. Here's how:
Guides fluid flow: It directs pressurized oil from the pump to the right cylinder or motor
Creates return paths: It sends used fluid back to the tank for recycling
Prevents wrong-way flow: It stops fluid from going where it shouldn't

 

Movement Control
Directional valves give operators precise control over machine movements:
Forward and reverse motion: Like putting a car in drive or reverse
Start and stop actions: Instant control over when movements begin and end
Speed adjustment: Some advanced valves can control how fast things move

 

Safety Management
These valves play a crucial safety role by:

  • Stopping fluid flow during maintenance or emergencies
  • Preventing accidental movement when the machine is parked
  • Allowing controlled shutdown of hydraulic operations

 

Energy Management
Smart directional valves help save energy by:

  • Reducing wasted pressure when the machine isn't working
  • Allowing pumps to idle when no movement is needed
  • Recycling fluid efficiently through the system

 

Applications of Hydraulic Manual Directional Valve

 

Manufacturing

These valves control the movement of hydraulic or pneumatic actuators in manufacturing equipment, such as presses, robotics, and conveyors.

01

Transportation

We use Directional control valves in vehicles like trucks and buses to manage the actuation of brakes and suspension systems.

02

Aerospace

In aircraft, control valves regulate hydraulic systems for landing gear, flaps, and other critical functions.

03

Oil and Gas

These valves control the flow of hydraulic fluids in drilling rigs and production equipment.

04

Mobile Machinery

They play a crucial role in construction and agricultural equipment, controlling the operation of hydraulic cylinders for lifting and digging.

05

 

Precautions for Using Hydraulic Manual Directional Valves

 

Regular Inspection: Conduct inspections every six months to ensure all components are in good condition. Look for signs of leakage, rust, or component fatigue. Visual inspections can help catch potential problems early.

 

Timely Fluid Change: Change hydraulic fluid according to the manufacturer's guidelines, typically every 1000 working hours. Clean and filtered hydraulic fluids prevent contamination and valve failure.

 

Cleaning Solenoid Coils: Dirty solenoid coils can lead to actuator failure. Clean coils with a cloth regularly, and use a soft brush for intricate parts.

 

Calibration Checks: Ensure your valves are calibrated correctly. Misalignment can lead to inefficient operation and increased wear, reducing the overall productivity of the system.

 

Implementing Predictive Maintenance: Utilizing sensors for real-time monitoring can significantly enhance maintenance efficiency. Predictive maintenance detects issues before they become critical.

SD25 Manual Sectional Directional Valve suppliers

 

Customizable Options
 

Nominal Size

NG6 / NG10 / NG16

Flow Capacity

20–300 L/min

Spool Type

Closed Center / Open Center

Body Material

Cast Iron / Carbon Steel

Seal Material

NBR / Viton / PTFE

Connection Type

Threaded / Flange

 

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: How does a hydraulic manual directional valve work?

A: A hydraulic manual directional valve works by moving the internal spool through a handle or lever. This changes the oil flow path and controls hydraulic actuator movement inside the system.

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

A: Most hydraulic manual directional valve products use cast iron, carbon steel, stainless steel, and durable sealing materials for stable performance and long service life.

Q: Is a hydraulic manual directional valve suitable for outdoor use?

A: Yes, a hydraulic manual directional valve is suitable for outdoor hydraulic equipment because it usually includes anti corrosion coating and durable sealing design.

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

A: A hydraulic manual directional valve can support subplate mounting, inline installation, and modular mounting depending on hydraulic system structure.

Q: Can a hydraulic manual directional valve support continuous operation?

A: Yes, a high quality hydraulic manual directional valve is designed for continuous industrial operation with stable spool movement and reliable hydraulic control.

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

DCV200 Series Hydraulic Sectional Valve, hydraulic monoblock directional valve, P80 Series Hydraulic Directional Valve
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