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Wholesale 8inch HighFlow Hydraulic Submersible Axial Pump
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  • 8inch HighFlow Hydraulic Submersible Axial Pump
  • 8inch HighFlow Hydraulic Submersible Axial Pump

8inch HighFlow Hydraulic Submersible Axial Pump


Product Model: QSB50015200G

The QSB50015200G Hydraulic Axial Flow Pump is a submersible drainage device powered by hydraulic energy, designed for the high-capacity transfer of clean or turbid water. The pump body is manufactured using an integral stainless steel casting process, providing the overall structure with wear and corrosion resistance. It is suitable for operational scenarios requiring rapid deployment of high-capacity pumps, such as urban flood control, garage and tunnel drainage, and river water transfer. This equipment features an 8inch discharge outlet, a maximum flow rate of 500 m³/h, and a head of 15 meters. The internal flow channel is optimized to enhance hydraulic efficiency while maintaining a compact profile. The entire pump adopts a lightweight design and is equipped with a foldable carrying handle, facilitating onsite transfer and rapid deployment by personnel. This pump can be driven by a compact 35HP-class hydraulic power unit. The hydraulic power transmission method allows the pump to operate fully submerged while the power source remains on the bank, adapting to emergency drainage needs in complex environments.

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QSB SERIES / AXIAL FLOW

8-inch High-Flow Hydraulic Submersible Axial Pump

The QSB series represents a class of high-capacity hydraulic submersible axial pumps engineered for massive volume displacement at low heads. Operating entirely without internal electrical components, these pumps connect to an external hydraulic power unit to deliver flow rates up to 1500 m³/h safely in submerged or hazardous conditions. The heavy-duty strainer and axial impeller design allow for efficient handling of large water volumes, making it a definitive solution for flood control, large-scale dewatering, and industrial water management.

1500
Max Flow (m³/h)
Peak volume displacement
300
Max Outlet (mm)
Large diameter flange
190
Max Pressure (bar)
Hydraulic drive capacity
60
Max Weight (kg)
Manageable deployment
01
Axial Flow Efficiency

Designed for high-volume, low-head applications. The axial impeller moves immense volumes of water with minimal turbulence.

02
Heavy-Duty Strainer

The integrated stainless steel cage protects the impeller from large debris while maintaining unrestricted intake flow.

03
Hydraulic Safety

Zero electrical risk in the sump. Powered externally, making it safe for deep pits, tunnels, and flood zones.

Performance Matrix

Full QSB series model configurations
Model Drain Outlet (mm) Max Flow (m³/h) Max Head (m) Working Pressure (bar) Weight (kg) Flow Range (Lpm) Dimensions (mm)
QSB300-18-150 150 300 18 170 17 50-60 210*255*300
QSB600-15-200G 200 500 15 170 25 60-80 235*288*340
QSB600-12-200D 200 600 12 170 19 60-80 224*277*325
QSB1000-10-250 250 1000 10 175 55 60-80 \
QSB1500-10-300 300 1500 8 190 60 160-180 \

Operational Insights

Axial pumps are designed for massive flow rates at low heads, moving mostly clean water. Slurry pumps are built with heavy-duty volutes and open impellers to handle high concentrations of abrasive solids. The QSB series is optimized for volume displacement.

Selection depends on the required discharge volume and the total head. For flood dewatering, high-flow models like QSB1000 or QSB1500 are preferred. For general site drainage, the QSB300 or QSB600 models offer a balance of size and performance.

The pump requires an external hydraulic power pack capable of delivering the specified flow range (50-180 Lpm) at working pressures between 170 and 190 bar. It connects via standard quick-release couplers.

Yes. The stainless steel strainer and flange connections allow it to be used for quick emergency deployments or fixed installations in industrial sumps and municipal pump stations.




Wuhu Qisheng Intelligent Equipment Co., Ltd. is a professional designer and manufacturer of high-end hydraulic equipment focusing on emergency, rescue, agricultural water conservancy, environmental protection and other fields. Deeply engaged in the hydraulic equipment industry, we keep up with the industry development trend and empower efficient operations in various fields with professional strength to promote high-quality industrial development. The company's core competitiveness lies in its strong technological and production capabilities. We have a team of senior professional R&D engineers, all of whom have rich practical experience in industry development. Deeply rooted in the R&D field of hydraulic equipment, they accurately grasp the industry's technical pain points and demand directions, providing solid support for product innovation and upgrading. At the same time, the company is equipped with an efficient production system, realizing the efficient connection between R&D and production, which can quickly respond to market changes, timely meet the diverse needs of different customers, and ensure delivery efficiency and product stability.

In terms of product layout, the company focuses on the core field of emergency rescue hydraulic equipment. The developed products cover multiple categories such as hydraulic power stations, slurry pumps, integrated and portable water pump equipment, and hydraulic breakers. With comprehensive functions, the products can be widely used in various scenarios such as drainage, dredging, forest fire fighting, cutting, drilling, and sand suction, adapting to the actual operation needs of core fields such as emergency rescue and environmental construction. With the advantages of non-electric drive, high lift, strong wear resistance and easy mobility, they have become "hardcore equipment" under complex working conditions. Relying on strong design and development capabilities, the company not only provides high-quality standardized products, but also deeply understands customers' specific working condition needs, provides full-process customized R&D solutions, and tailors exclusive hydraulic equipment to effectively solve customers' personalized operation problems.

Upholding the development philosophy of "promoting the development of emergency rescue hydraulic equipment and leading the technological innovation of the industry", the company always adheres to the original intention of quality, focuses on customers' core demands, and is committed to providing customers with high-quality, highly competitive products, customized solutions and comprehensive services. With reliable product performance and professional service guarantee, we create sustainable value for customers, deeply cultivate the industry, forge ahead steadily, and strive to become a trusted strategic partner of customers in the high-end hydraulic equipment field.

About Qisheng
Wuhu Qisheng Intelligent Equipment Co., Ltd.

Wuhu Qisheng Intelligent Equipment Co., Ltd. is a professional designer and manufacturer of high-end hydraulic equipment for emergency, rescue, agriculture, and environmental protection. Our core competitiveness lies in a senior R&D team with deep industry expertise and an efficient production system that ensures rapid market response and product stability.
We are China 8inch HighFlow Hydraulic Submersible Axial Pump Suppliers and Wholesale 8inch HighFlow Hydraulic Submersible Axial Pump Exporter, Company. Focusing on emergency rescue, our product range includes hydraulic power stations, slurry pumps, portable water pumps, and breakers. These "hardcore" tools feature non-electric drive, high lift, and wear resistance, making them ideal for drainage, dredging, and forest firefighting. Beyond standardized products, we provide full-process customized R&D solutions to solve specific operational challenges.
Upholding the philosophy of leading technological innovation, we prioritize quality and customer demands. We are committed to delivering high-performance products and professional services, striving to be a trusted strategic partner in the high-end hydraulic equipment field.

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  • Occupational Health and Safety Management System Certificate
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8inch HighFlow Hydraulic Submersible Axial Pump Industry knowledge

How Does Axial Flow Design Enhance the Performance of a High Flow Hydraulic Submersible Pump?

Axial flow technology has become a core engineering approach in optimizing high-capacity hydraulic pumping systems, particularly where large-volume, low-to-medium head fluid transfer is required. In a high flow hydraulic submersible axial pump, the design fundamentally changes how energy is converted into fluid movement, allowing smoother flow paths, reduced hydraulic losses, and significantly improved operational efficiency.

Working Principle of Axial Flow Design

Axial flow pumps move fluid primarily in a direction parallel to the pump shaft. Unlike radial or mixed-flow systems, the impeller blades generate lift by accelerating fluid axially, similar to how an aircraft propeller operates in water.

This design enables:

  • Continuous high-volume flow output
  • Reduced turbulence and hydraulic shock
  • Stable pressure distribution
  • Lower energy loss during transfer

These characteristics make it highly suitable for high flow submersible hydraulic pump systems used in drainage, flood control, irrigation, and environmental fluid transfer.

Performance Enhancement Mechanisms

Axial flow structure improves pump performance through several key engineering mechanisms:

Reduced Hydraulic Resistance

The streamlined flow path minimizes sudden directional changes, reducing internal friction and turbulence. This directly enhances efficiency in high-capacity pumping operations.

Improved Flow Continuity

Axial impellers ensure smoother fluid movement, which is essential for maintaining stable output in large-scale water displacement tasks.

Higher Energy Conversion Efficiency

Less mechanical energy is lost to turbulence, meaning more power is converted into actual fluid movement, improving the overall performance of a high flow hydraulic submersible axial pump.

Enhanced Anti-Clogging Capability

The open axial structure allows suspended particles and debris to pass more easily, making it suitable for complex fluid environments.

Structural and Material Optimization

The efficiency of axial flow pumps is also closely linked to material selection and structural design. Key components are optimized for durability and hydraulic performance:

Component Function Common Material Characteristics
Impeller Generates axial flow movement High-strength alloy, corrosion-resistant coating
Casing Directs flow and reduces turbulence Wear-resistant cast steel or composite materials
Shaft System Transfers rotational power Hardened stainless steel for stability
Sealing Unit Prevents leakage High-performance elastomers

This structural integration ensures long-term stability under continuous high-load operation in high capacity hydraulic submersible pump systems.

Application Advantages of Axial Flow Systems

Axial flow hydraulic pumps are widely applied in scenarios requiring large-scale fluid transfer rather than high-pressure delivery. Their advantages include:

  • Rapid water displacement in flood response systems
  • Efficient irrigation and agricultural water distribution
  • Environmental water circulation and dredging support
  • Emergency drainage and rescue operations

The high flow hydraulic submersible axial pump design is especially effective where continuous, uninterrupted operation is required.

Engineering Development and Manufacturing Capability

In the field of hydraulic equipment manufacturing, Wuhu Qisheng Intelligent Equipment Co., Ltd. focuses on the development of advanced hydraulic systems for emergency response, environmental protection, agricultural irrigation, and water conservancy applications. The company integrates axial flow technology into its product engineering to enhance system reliability and performance consistency.

Qisheng has built a technical team composed of experienced engineers with over a decade of expertise in hydraulic system design, manufacturing, and debugging. This ensures that every stage of product development is supported by strong technical insight and practical engineering experience.

In addition, Wuhu Qisheng Intelligent Equipment Co., Ltd. emphasizes supply chain optimization by partnering with high-quality component manufacturers. These strategic suppliers provide advanced processing capabilities and strict quality control systems, ensuring stable performance and long-term durability of hydraulic equipment from the source.

System-Level Performance Integration

Axial flow design does not operate in isolation; it works as part of a complete hydraulic system. Key integration factors include:

  • Motor-hydraulic coupling efficiency
  • Flow channel optimization
  • Submersible sealing reliability
  • Structural vibration control

By optimizing these elements together, axial flow pumps achieve higher operational stability and energy efficiency in real-world conditions.

FAQ

Q1: Why is axial flow design preferred in high flow applications?
Because it enables large-volume fluid movement with minimal resistance and stable flow continuity.

Q2: How does axial flow improve pump efficiency?
It reduces hydraulic losses by minimizing turbulence and optimizing energy conversion into fluid motion.

Q3: Can axial flow pumps handle debris-laden water?
Yes, their open flow channels improve passage of suspended solids and reduce clogging risk.

Q4: What industries commonly use high flow hydraulic submersible axial pumps?
They are widely used in irrigation, flood control, environmental management, and emergency drainage systems.

Q5: What role does manufacturing quality play in pump performance?
High-quality materials and precision engineering directly impact durability, efficiency, and long-term stability of the system.