Horizontal Single-stage Single-suction Oil Pump – High Efficiency Industrial Oil Transfer Solution
The Horizontal Single-stage Single-suction Oil Pump is a highly efficient centrifugal pump specifically designed for transporting petroleum products and various industrial oils. It adopts a horizontal structure with a single-stage and single-suction design, ensuring stable operation, reliable performance, and convenient maintenance. This type of oil pump is widely used in petroleum refining, petrochemical industries, chemical plants, power stations, oil transportation systems, and industrial fluid transfer applications.
Designed with advanced hydraulic models and optimized internal flow channels, the pump provides high efficiency and low energy consumption. It is suitable for conveying liquids without solid particles or liquids with minimal impurities, including crude oil, diesel, kerosene, lubricating oil, and other non-corrosive or slightly corrosive fluids.

The Horizontal Single-stage Single-suction Oil Pump offers excellent mechanical strength and durability under demanding operating conditions. The compact structure minimizes installation space requirements while ensuring smooth fluid transfer with low vibration and reduced operating noise.
Main Features
High Efficiency Hydraulic Design
The pump utilizes advanced hydraulic technology and precision-engineered impeller design to achieve high operating efficiency. Optimized flow passages reduce hydraulic loss and improve energy savings.
Stable Horizontal Structure
The horizontal installation structure ensures excellent balance and stable operation. It also facilitates maintenance and equipment inspection.
Single-stage Single-suction Design
The single-stage single-suction configuration simplifies operation and maintenance while providing stable pressure and consistent flow performance.

Reliable Shaft Sealing System
The pump can be equipped with either packing seals or mechanical seals according to operating requirements. Mechanical seals offer superior leakage prevention and extended service life.
Durable Construction Materials
Main components can be manufactured from:
- Cast iron
- Ductile iron
- Stainless steel
- Carbon steel
- Alloy steel
Material selection depends on operating medium characteristics and temperature requirements.
Easy Maintenance
The modular structure allows quick disassembly and replacement of wearing parts without removing the inlet and outlet pipelines, reducing downtime and maintenance costs.
Low Noise and Reduced Vibration
The optimized rotor structure and precision manufacturing process significantly reduce vibration levels and operating noise.
Technical Parameters
Flow Capacity:
2–600 m³/h
Head Range:
30–330 m
Power Range:
2–710 kW
Efficiency:
20%–82%
Operating Temperature:
-20°C to +420°C
Rotational Speed:
1450–2950 rpm
Suction Pressure:
≤1.6 MPa
Applicable Medium:
Petroleum products, diesel oil, crude oil, lubricating oil, chemical liquids, thermal oil, and similar industrial fluids.

Structural Design
The Horizontal Single-stage Single-suction Oil Pump mainly consists of:
- Pump casing
- Pump cover
- Impeller
- Pump shaft
- Shaft sleeve
- Bearing assembly
- Shaft sealing device
- Coupling
- Base plate
The suction and discharge flanges are usually arranged vertically upward to simplify piping installation. Bearings are lubricated using oil lubrication systems to improve reliability and service life.
The impeller is dynamically balanced to ensure smooth operation under high-speed conditions. The shaft design provides sufficient rigidity and minimizes deflection during operation.
Applications
The Horizontal Single-stage Single-suction Oil Pump is suitable for numerous industries:
Petroleum Industry
Used for crude oil transportation, refined oil transfer, and storage systems.
Petrochemical Industry
Applied in transporting chemical liquids and petroleum-based materials.
Power Plants
Used for fuel transportation and auxiliary circulating systems.
Industrial Manufacturing
Suitable for industrial fluid circulation and process systems.
Chemical Industry
Can transport liquids with low viscosity and without solid particles.
Oil Transportation Stations
Suitable for pipeline transfer systems and storage facilities.
Marine Industry
Can be used for ship fuel handling systems and onboard liquid transfer.

Advantages of Choosing Our Horizontal Single-stage Single-suction Oil Pump
- High operating efficiency
- Energy-saving design
- Stable flow performance
- Low maintenance cost
- Long service life
- Compact structure
- Reliable sealing system
- Excellent corrosion resistance
- Easy installation
- Customizable specifications
With years of manufacturing experience and advanced production technology, we provide complete pumping solutions tailored to different industrial requirements. Our engineering team can customize pump configurations based on medium characteristics, flow requirements, pressure conditions, and installation environments.
The Horizontal Single-stage Single-suction Oil Pump provides a dependable and cost-effective solution for industrial liquid transportation systems, helping customers improve production efficiency and reduce operational costs.
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