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Help CenterUsed in Forklift Hydraulic System Compact Plunger Valve Mobile Machinery Oil Circuit 300 Bar
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Shanghai Zhibang Valve Manufacture Co., Ltd., established in 2016 with an annual export value of US$1-1.5 million, is proud to introduce our Compact Plunger Valve, specifically designed for forklift hydraulic systems and mobile machinery oil circuits. Operating reliably at pressures up to 300 Bar, this valve ensures precise flow control and exceptional durability in demanding working environments. Our engineering team has optimized the compact structure to fit into tight spaces without compromising performance, making it an ideal choice for OEMs and aftermarket applications.
Key Features & Technical Benefits
- Compact Design: Space-saving size allows easy integration into forklift masts, steering systems, and other mobile machinery hydraulic circuits.
- High Pressure Capability: Rated for 300 Bar (4350 psi) continuous operation, ensuring reliable performance under heavy loads.
- Low Leakage: Precision-ground plunger and high-quality seals minimize internal leakage, improving system efficiency and reducing energy loss.
- Corrosion Resistance: Available in carbon steel or stainless steel with optional anti-corrosion coating, suitable for harsh outdoor and industrial environments.
- Versatile Porting: Threaded or flanged connections (customizable) to match various hydraulic circuit layouts.
- Long Service Life: Hardened plunger and wear-resistant materials reduce maintenance frequency and extend replacement intervals.
- Quick Response: Low friction design ensures rapid actuation, enhancing control responsiveness in mobile equipment.
Technical Specifications
| Parameter | Value |
|---|---|
| Maximum Working Pressure | 300 Bar (4350 psi) |
| Flow Capacity | Up to 80 L/min (depending on port size) |
| Port Size | G1/4, G3/8, G1/2, or custom |
| Fluid Compatibility | Mineral oil, synthetic hydraulic fluids, water-glycol (optional) |
| Operating Temperature Range | -20°C to +80°C (standard); -40°C to +120°C available on request |
| Body Material | Carbon steel (45#) or 304/316 stainless steel |
| Seal Material | NBR (standard), FKM/Viton (high temperature), PTFE (optional) |
| Certification | ISO9001:2015 |
Application Advantages
This compact plunger valve is specifically engineered for forklift hydraulic systems (lift/lower, tilt, steering circuits) and mobile machinery oil circuits (excavators, loaders, agricultural equipment). Its compact form factor allows installation in limited spaces, while the high-pressure rating meets the demands of heavy-duty lifting and load holding. The valve’s low internal leakage improves system efficiency, reducing fuel consumption and heat generation. Additionally, the robust construction withstands shock loads and vibration typical in mobile equipment, ensuring long-term reliability.
For customers requiring customized solutions, we offer optional port thread types (BSP, NPT, metric), special seal materials for aggressive fluids, and coating options for corrosion resistance. Our engineering team can also modify the plunger profile or spring preload to meet specific flow and pressure characteristics.
Why Choose Shanghai Zhibang Valve?
As a manufacturer since 2016 with an annual export value of US$1-1.5 million, we have shipped our valves to global markets including North America, South America, Europe, Southeast Asia, Africa, and Oceania. Our products are manufactured under ISO9001:2015 quality management system, ensuring consistent quality and traceability. We offer competitive pricing with direct factory support, fast lead times, and flexible shipping from Shanghai, Guangzhou, Hong Kong, or Beijing ports. Our technical team provides OEM/ODM services and after-sales support to ensure your hydraulic systems perform at their best.
Contact us today to request a quote, sample, or technical drawing. We are confident that our compact plunger valve will exceed your expectations in performance and durability.
Frequently Asked Questions (FAQ)
-
What is the maximum pressure this valve can handle?
Our compact plunger valve is rated for 300 Bar (4350 psi) continuous operating pressure. It can withstand occasional peak pressures up to 350 Bar, but sustained use above 300 Bar is not recommended. -
Can this valve be used with water-based hydraulic fluids?
Yes, with appropriate seal material. Standard NBR seals are compatible with mineral oil. For water-glycol or high-water-content fluids, we recommend FKM or PTFE seals—please specify when ordering. -
What port sizes are available?
Standard port sizes are G1/4, G3/8, and G1/2 (BSP thread). NPT and metric threads are available upon request. Custom sizes can be produced for bulk orders. -
Is this valve suitable for outdoor use in cold climates?
The standard operating temperature range is -20°C to +80°C. For cold environments down to -40°C, we offer special low-temperature seals and materials. Contact our sales team for details. -
How does the compact design benefit forklift maintenance?
The small footprint allows installation in tight spaces without modifying existing hydraulic lines. This reduces downtime and simplifies retrofitting. The valve’s modular design also makes replacement quick and easy. -
Do you provide OEM/private label services?
Yes, we offer OEM manufacturing with custom branding, packaging, and technical documentation. Minimum order quantities apply—please inquire for details. -
What is the typical lead time for this valve?
For standard models, lead time is 30-45 days after order confirmation. Customized versions may require 45-60 days. We also stock popular sizes for fast delivery. -
Does the valve come with a warranty?
Yes, we provide a 12-month warranty against manufacturing defects. Extended warranty options are available for large-volume orders.
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