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DCV140
cissoko
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The DCV140 Series Directional Control Valve is a heavy-duty, ultra-high-flow hydraulic valve built for high-pressure systems. Available in monoblock or sectional configurations, it regulates fluid direction, starting, and stopping for large cylinders and high-torque hydraulic motors
Comprehensive Auxiliary Valve System: Supports integrated overload valves, anti-cavitation valves, and combined shock valves on individual working ports to protect large actuators from external impacts.
Advanced Multi-Control Actuation: Operates via manual levers, joysticks, remote flexible cables, pneumatic pilots, electro-pneumatic lines, or 12V/24V DC electro-hydraulic solenoids.
High-Flow Power Beyond: Equipped with a carry-over port (oil bridge) to act as a high-capacity pressure source for downstream hydraulic circuits.
Rugged Heavy-Duty Casting: Manufactured from premium hydro-cast iron with specialized phosphating surface treatments for maximum corrosion and wear resistance.
| Parameter Name | Specification / Metric Value | Imperial / US Value |
|---|---|---|
| Nominal Flow Rate | 140 L/min | 36.8 US gpm |
| Max. Flow Rate | 160 L/min | 42.2 US gpm |
| Nominal Pressure | 200 – 315 bar | 2,900 – 4,568 psi |
| Max. Peak Pressure | 350 bar | 5,076 psi |
| Max. Back Pressure (T-Port) | ≤ 25 bar | ≤ 362 psi |
| Number of Spools / Sections | 1 to 12 sections | 1 to 12 sections |
| Spool Stroke | ± 7 mm (or ± 8 mm) | ± 0.28 in / ± 0.31 in |
| Internal Leakage (A/B to T) | ≤ 15–20 cm³/min (at 100 bar, 46 mm²/s) | ≤ 0.91–1.22 in³/min |
| Hydraulic Fluid Temp. Range | -20°C to +80°C | -4°F to +176°F |
| Ambient Temp. Range | -40°C to +60°C | -40°F to +140°F |
| Oil Viscosity Range | 10 to 400 mm²/s (cSt) | 10 to 400 cSt |
| Optimal Oil Cleanliness | ISO 4406 Class 19/16 (NAS 1638 Class 10) | ISO 4406 Class 19/16 |
Applications
Custom Agricultural Machinery: Specialized harvest headers, vineyard machinery, and compact tractors with diverse accessory attachments.
Forestry Equipment: Small timber cranes, wood processors, and tree grabbers requiring precise, individualized function pressures.
Municipal and Service Vehicles: Small tow trucks, truck-mounted salt spreaders, and mini-dumpers.
Industrial Power Units: Custom test benches and small automated factory machinery blocks.
DCV140 valves 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.
A: The DCV140 is engineered for ultra-high-flow and high-pressure systems, handling a nominal flow of 140 L/min (36.8 US gpm) and a maximum operating pressure of 350 bar (5,076 psi). It features reinforced casting walls and heavy-duty spools specifically built to handle the intense fluid velocity and high mechanical stresses found in large mining rigs, heavy crawler cranes, and massive industrial compactors.
A: Yes. Unlike standard monoblock valves that only have one main relief setting, the sectional design of the DCV140 allows you to install individual port relief/overload valves on specific sections. This means you can limit Port A of section one to 180 bar for a delicate clamping function, while keeping Port B of section two at 315 bar for a heavy lifting function.
A: Because the DCV140 manages massive fluid volume and high pressure, the mechanical force required to shift its thick spools against internal fluid forces is too high for a standard direct-acting 12V/24V electrical coil. Instead, electro-hydraulic pilot control uses a small electrical signal to route low-pressure pilot oil, which effortlessly pushes the heavy spool into place.
A: Anti-cavitation valves protect heavy actuators from vacuum damage during rapid or gravity-assisted movements (such as a crane boom lowering quickly). If the cylinder drops faster than the pump can supply oil, a vacuum/cavitation forms, which can destroy seals and metal components. The anti-cavitation valve automatically opens to draw oil from the return line, filling the void and keeping the system pressurized.
A: To maintain a flow rate of up to 160 L/min without creating restrictive backpressure or massive heat, the DCV140 utilizes large-diameter ports. The typical standard thread size for the main inlet (P) and tank return (T) is G 1" or SAE-16 (1-5/16"-12 UNF), while the working ports (A/B) to the actuators are usually G 3/4" or SAE-12 (1-1/16"-12 UNF).
Yes, we support OEM and customization, including nameplate, packaging, and specific performance requirements. Send us your drawings or specifications for evaluation.
DCV140 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 valve is rigorously tested for performance, pressure, and leak integrity before shipping.
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.
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.
Of course we can. Just send me your logo we can make it for you.
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%).
The Cissoko 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.
The 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.
Cissoko Hydraulic's manufacturing facilities for hydraulic pumps maintain stringent quality standards, often adhering to international certifications, to meet the expectations of customers in industries such as construction, agriculture, automotive, and manufacturing.
All hydraulic pumps produced by Cissoko Hydraulic have undergone compliance testing, ensuring their quality and reliability.
To meet the diverse needs of different industries, the Cissoko hydraulic offer customization options, such as specialized seals, materials, and pump configurations. These facilities often work closely with engineering teams to develop tailored solutions for specific applications, from high-pressure systems to low-flow, high-efficiency pumps.
Each pump undergoes a rigorous quality control process, where pressure tests and performance assessments are conducted to ensure that the pumps meet the required standards for flow rate, pressure capacity, and durability.
