You are here: Home » Products » Hydraulic Valve » Hydraulic Directional Control Valve » SD Series Directional Control Valve

loading

SD Series Directional Control Valve

SD Series Directional Control Valve is widely used in agricultural and construction machinery. Featuring stable performance, compact structure and reliable operation, it supports multiple control modes. Interchangeable with many mainstream brands, OEM and customization services are available.
  • SD Series

  • Green Hydraulic

  • SD Series

  • Standard export carton/plywood case

  • YES

  • ISO9001 CE

  • 1 set

Availability:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
sharethis sharing button

Product Description

SD Series Directional Control Valve OVERVIEW

SD series directional control valves are multi-section hydraulic control valves specially designed for mobile machinery. Widely applied in agricultural machinery, construction equipment, sanitation vehicles and other engineering machines.

With compact structure, excellent flow characteristics and stable control performance, the valve realizes precise direction control of hydraulic cylinders and motors. Multiple control options are available including manual, pneumatic and hydraulic control.

Standard mounting dimensions enable interchangeability with many mainstream brand valves. We support OEM and customized solutions to meet diverse working condition requirements.

SD Series Directional control valve 1

Features and Benefits

  • Compact modular structure facilitates convenient assembly and maintenance

  • Smooth operation with low noise ensures long-term stable performance

  • Multiple control modes are available to adapt to different operating demands

  • Standard installation dimensions support interchangeability with many mainstream brand valves

  • Flexible configuration options satisfy various mobile machinery working conditions

  • OEM and customized services are offered to meet personalized customer requirements

Specifications

Specifications SD Series Directional Control Valve

  • SD Series Directional Control Valve       

  • Max working pressure: 250 bar

  • Rated flow: 25 L/min per section

  • Control types: manual, pneumatic, hydraulic pilot

  • Modular sectional design for flexible circuit combination

  • Standard mounting interface for interchange installation
  • Suitable for mineral hydraulic oil within recommended viscosity range

  • Operating temperature range: -20℃ to +80℃

Applications

Applications

  • SD Series Directional Control Valves are widely used in mobile machinery.  

  • Typical applications cover agricultural and construction equipment.

  • Applicable for tractors, loaders and log splitters.

  • Also fit sanitation vehicles and mini excavators.

  • It controls hydraulic cylinders and hydraulic motors precisely.

  • Supports lifting, pushing and swinging operations.
    SD Series Directional Control Valve应用范围

Factory&FAQ

Packaging & Delivery

SPG2 Series Internal And External Gear Pump -transportation

SD Series Directional Control Valve are typically packaged securely to prevent damage during transit. The packaging includes:

Protective Wrapping: To safeguard the pump from environmental damage.

Custom Crates: For larger, heavier pumps, ensuring safe handling.

Documentation: Includes installation, maintenance instructions, and warranty details.

Delivery time depends on the model, customizations, and location but typically ranges from 2 to 6 weeks from the order date.

SD Series Directional Control Valve FAQ:


1. What is the SD Series Directional Control Valve ?

The SD Series Directional Control Valve is a modular sectional hydraulic valve designed for mobile machinery. It controls the flow direction of hydraulic oil to operate cylinders and motors. It supports multiple control modes and can replace many equivalent valves of other brands. It is widely used in agricultural and construction machinery.

2. What makes the SD Series Directional Control Valve ?

Modular sectional design supports flexible combination. Smooth operation delivers reliable hydraulic control. Multiple control options satisfy diverse working demands. Standard installation size allows interchange with other brands. Compact layout occupies less mounting space. OEM and customized solutions are available.

3. What is the working pressure range of SD Series Directional Control Valve ?

Maximum working pressure reaches 315 bar (4600 psi).
The recommended continuous operating pressure is within 250 bar.
Maximum allowable back pressure on return port is 25 bar.


4. Can SD Series Directional Control Valve replace other brands?

The SD Series Directional Control Valve can replace many equivalent valves of other brands. It adopts standard mounting dimensions and consistent interface parameters. Interchangeability depends on specifications, flow and control configuration. Please provide the original valve model for accurate compatibility confirmation.


5. What is the typical speed range of SD Series Directional Control Valve ?

The SD Series Directional Control Valve has no fixed inherent speed range. The actuator speed is determined by the hydraulic system flow rate. It can meet common speed requirements of mobile machinery within its rated flow. Please offer system flow parameters if you have specific speed demands.


6. Do you provide OEM or customized services?

Yes, we offer OEM and customized services for SD Series Directional Control Valve. Adjustments on logo, marking, control modes and valve configuration are available. Please send your detailed requirements for feasibility and lead time confirmation.

7. How can I get a quotation quickly

Please provide the following details:

  • Model or displacement

  • Working pressure

  • Speed

  • Quantity
    We will reply within 12 hours with a competitive quotation.


Certifications & Quality Assurance

SD Series Directional Control Valve are manufactured in compliance with international standards, ensuring high performance and reliability:

ISO 9001: Certified for quality management systems.

CE Certification: Ensures compliance with European safety, health, and environmental protection standards.

RoHS Compliance: Ensures the pump does not contain hazardous materials.

Factory Testing: Every pump is rigorously tested for performance, pressure, and leak integrity before shipping.



Green Hydraulic Patent Certificate

FAQ

1.What's our advantages?

Factory established in 2005;

With a great deal of production experience;

80+ employees become the professional team;

Constant updated ERP system ensure efficiency of work;

Sophisticated equipment ehanced the accuracy of products;

Professional salesmen provide the greast service;

With a large number of famous customers all over the world;

Great after-sales service;

With the long term cooperation with famous logistics and express company in China,provide the better goods service.


2.What is your payment terms?

Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.


3.Can you make my own brand on the products?

Of course we can. Just send me your logo  we can make it for you.


4.What is our main export market?

America(40.5%):USA, Canada, Argentina, Brazil

Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.

Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.

Others(5.8%).

Hydraulic Pump & Hydraulic Piston Pump & Hydraulic Motor & Hydraulic Vane Pump Factory - Green HydraulicThe Green hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.
Hydraulic Pump & Hydraulic Piston Pump & Hydraulic Motor & Hydraulic Vane Pump Suppliers - Green HydraulicThe production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.
Hydraulic Pump , Hydraulic Piston Pump , Hydraulic Motor , Hydraulic Vane Pump Supplier - Green Hydraulic
工厂5

Green Hydraulic Advantages

Previous: 
Next: 

GREEN HYDRAULIC CAN GIVE YOU THE SERVICE AND ATTENTION THAT BIGGER COMPANIES CANNOT

Contact us
If There Are Any Gerreen Machining lssues,
Please Contact Us.
Hydraulic
Application
Why Green
COPYRIGHT © 2025 CHANGZHOU GREEN HYDRAULIC CO., LTD. ALL RIGHTS RESERVED.