Description
Technical Parameters
Double-Suction Split-Case Pump Manufacturer

HNYB is a professional manufacturer and supplier of double suction split case pumps, providing high-efficiency pumping solutions for municipal water supply, industrial water transfer, irrigation systems, cooling water circulation, and large-scale infrastructure projects.
Our pumps feature a horizontally split casing and double suction impeller design, allowing large flow capacity, low vibration, balanced axial thrust, and simplified maintenance. The split case structure enables inspection and servicing without removing suction or discharge piping, significantly reducing maintenance downtime.
With more than 30 years of manufacturing experience, HNYB supplies customized pumping solutions for customers worldwide.
Product Parameter
| Item | Value |
|---|---|
| Flow Rate | 50 – 18000 m³/h |
| Head | 10 – 260 m |
| Power | 11 – 2240 kW |
| Outlet Size | DN80 – DN1200 |
| Working Pressure | 0.1 – 2.6 MPa |
| Temperature | -20°C to 150°C |
| Material | Cast Iron / Ductile Iron / Cast Steel / Stainless Steel |
| Drive Type | Electric Motor / Diesel Engine |
Products Video

Application Scenario:
Municipal Water Supply
Urban water distribution and pumping stations.
Water Treatment Plants
Raw water intake and treated water transportation.
Power Plants
Cooling water circulation and auxiliary water systems.
Irrigation Projects
Large-scale agricultural irrigation systems.
Industrial Water Transfer
Factories, steel mills, petrochemical plants, and manufacturing facilities.
Flood Control & Drainage
Municipal flood control and emergency pumping stations.
Full-Scale Manufacturing & Engineering Infrastructure

01
In-House Precision Heavy Foundry
We cast our own heavy-duty pump casings, allowing for strict metallurgical quality control over nodular iron, cast steel, and premium duplex stainless steels.

02
CNC Large-Scale Machining Centers
Every pump shaft, impeller eye, and casing split-line is precision-machined on multi-axis CNC turn-mill centers to ensure micron-level dimensional alignment.

03
ISO 1940 G2.5 Dynamic Balancing
Every single double-suction rotor assembly is balanced dynamically to the highest industrial precision limits, virtually eliminating shaft deflection and prolonging bearing operational lifespans.

04
Automated High-Voltage Hydro-Test Bed
Our factory features a comprehensive digital testing station capable of verifying real-time H-Q curves and efficiency readouts for large-bore pumps up to 20,000 m³/h.
Advantages of Double Suction Centrifugal Pumps
Higher Flow Capacity
The double-entry impeller design allows significantly larger flow rates than conventional centrifugal pumps.
Reduced Axial Thrust
Liquid enters from both sides of the impeller, balancing hydraulic forces and extending bearing life.
High Efficiency
Optimized hydraulic passages improve efficiency and reduce energy consumption.
Low Vibration
Balanced rotor design ensures stable operation even under continuous-duty conditions.
Easy Maintenance
The split casing design allows inspection and servicing without removing suction and discharge piping.
Long Service Life
Heavy-duty construction ensures reliable performance in demanding industrial applications.
Available Materials
| Cast Iron | Clean Water |
| Ductile Iron | Municipal Water Supply |
| Cast Steel | High Pressure Systems |
| SS304 | Mild Corrosive Liquids |
| SS316 | Seawater & Chemical Media |
| Duplex Stainless Steel | Highly Corrosive Applications |
Why Choose HNYB Split Case Pumps
Large Flow Capacity
Suitable for municipal water distribution and industrial water transfer systems requiring high flow rates.
Double Suction Impeller
Hydraulically balanced impeller design reduces axial force and improves bearing life.
Easy Maintenance
The upper casing can be removed without disturbing the piping system.
High Hydraulic Efficiency
Optimized flow passages minimize energy consumption.
OEM & Custom Manufacturing
Customized materials, dimensions, seals, motors, and diesel engine drives available.
Global Export Experience
Suitable for international industrial and municipal projects.

Product Certification

ISO 9001

ISO14001

ISO45001

CE Product Certification

EAC Product Certification

Verified Supplier
Our address
Zhaogang Industrial Park, Fengqiu, Xinxiang, Henan, China
WhatsApp Number
+86 158 3619 1545
sales@hnybpumps.com

FAQ
01. Are you a manufacturer or trading company?
02. WHAT'S YOUR PAYMENT TERMS?
03. WHAT CERTIFICATES DO YOU HAVE?
04. What liquids can the pump handle?
05. CAN YOU DO OEM BRAND?
06. WHAT IS THE DELIVERY TIME?
Hot Tags: double-suction split-case pump manufacturer, China double-suction split-case pump manufacturer manufacturers
| Flow(Q): | 50-18000m³/ h |
| Head(H): | 10-260m |
| Pressure: | 0.1MPa-2.6MPa(1Bar-26Bar) |
| Caliber: | ≤1200mm |
| Power: | 11-2240kw |
| Medium temperature: | -20℃-150℃(-4°F-482°F)(above 80 ℃, please specify) |
| Material: | cast iron/ductile iron/cast steel/stainless steel, etc |
| Application scope: | The S-type double suction split pump is a horizontal single pole double suction horizontal split centrifugal pump developed by our factory. It is an efficient and energy-saving product suitable for industrial and urban water supply and drainage pumps. It can be used as a drainage or water supply pump for factories, cities, power stations, water conservancy, petroleum, engineering, and other industries. It can also be used for agricultural irrigation and other industries. |
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