About Us

Industrial Pump Manufacturer for Demanding Applications

Industrial pumps built for demanding working conditions. We provide standard and custom-engineered solutions for mining, chemical and other challenging fluid transfer applications.

Industrial Pumps for Demanding Applications

Established in 2003, Hunan Sanchang Pump Co., Ltd. manufactures industrial pumps for mining, chemical processing, power and other demanding fluid handling applications. We provide both standard and custom-engineered pumps for abrasive slurry, high-temperature and high-pressure water, and corrosive chemical media.
Custom Pump Engineering & Manufacturing

Our in-house engineering and manufacturing capabilities cover pump design, machining, assembly and testing. We customize pump construction, sealing systems and materials according to actual operating conditions, helping address common problems such as leakage, insufficient pump head and motor overload.
Complete Pumping Solutions & Technical Support

Beyond individual pumps, we provide technical support, pump selection, system design and turnkey pumping station solutions, including equipment matching and electrical control integration. With more than 20 years of manufacturing experience, we focus on practical pump solutions that deliver stable performance in demanding industrial environments.

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Our History

Founded in Changsha

Hunan Sanchang Pump Co., Ltd. was founded in Changsha, focusing on industrial pump R&D and manufacturing.

2003

Pump Innovation

Patented our self-balancing multistage pump and began developing a full range of pump products.

2005

Product Range Expansion

Developed high-wear slurry pumps and completed the COS double-suction split-case pump series.

2008-2013

Mining Market Expansion

Achieved 50% of China's salt-chemical pump market and expanded into safety certified mining pump solutions.

2015

Industry Partnerships

Established partnerships with major state-owned enterprises, including China Gold, China Coal and Shandong Energy.

2017

Mining Pump Innovation

Completed pumps from 6–1,200 m³/h, up to 1,600 m head, achieving 3–4× longer durability and 5%+ energy savings.

2020-2021

Intelligent Manufacturing Plant

Built and commissioned our intelligent manufacturing plant in Xiangtan, strengthening production and testing capabilities.

2022-2023

Technology & Global Growth

Established a 5,000 kW National Class I Test Station and gained multiple national technology and SME recognitions. .

2024

Key Products

We provide 16 pump series and 1,000+ specifications for industrial applications, including:

API 610 pump

API 610 compliant pumps for petroleum, petrochemical, refinery, and energy applications, ensuring efficient and reliable operation.

API 610 Certified Design for Critical Services
Wide Range of Configurations for Various Applications
High Reliability Under High Temperature & Pressure Conditions
Low Maintenance Cost and Extended Service Life

Multistage Centrifugal Pump

Designed for power plants, circulation systems, irrigation, and more, multistage centrifugal pumps deliver high head, efficiency, and reliable operation.

Designed for Boiler Feedwater & High-Pressure Services
Multi-Stage Hydraulic Design for High Head Requirements
Stable Performance for Continuous Operation
Easy Maintenance and Extended Service Life

Self-balance Multistage Pump

Designed for mine dewatering and high-head water transfer, Self-balance multistage pumps offer reliable operation, high efficiency, and wear resistance in harsh mining conditions.

High Head Performance for Mine Dewatering
Wear-Resistant Design for Harsh Mining Conditions
Stable Operation with High Hydraulic Efficiency
Long Service Life with Reduced Maintenance

End Suction Centrifugal Pump

End suction pumps deliver efficient and reliable fluid transfer with compact design, flexible materials, and stable performance for industrial applications.

Wide Application in Chemical & Process Industries
Efficient Hydraulic Design for Stable Performance
Flexible Material Options for Different Media
Easy Maintenance and Long Service Life

Submersible Pump

Submersible pumps provide reliable drainage and wastewater transfer with compact design, high efficiency, and anti-clogging performance.

Efficient Pumping for Sewage & Wastewater Applications
Anti-Clogging Design for Reliable Operation
Durable Construction with Excellent Corrosion Resistance
Automatic Installation and Easy Maintenance

Fire Pump

Fire pumps deliver reliable high-pressure water supply for fire protection systems with efficient performance, stable operation, and flexible configurations.

Stable High-Pressure Water Supply for Fire Protection Systems
Multiple Configurations for Flexible Project Applications
Reliable Operation with Excellent Hydraulic Performance
Easy Maintenance and Long Service Life

Manufacturing and Testing Capabilities

Our manufacturing facilities cover mold making, casting, machining, pump assembly, and final preparation. More than 60 CNC and specialized machines support the production of small, medium, and large industrial pumps, including CNC lathes, gantry mills, horizontal boring machines, grinding machines, machining centers, and balancing equipment.

We also operate an in-house full-speed pump test facility for performance testing under demanding operating conditions. The test stand supports flows up to 2,000 m³/h, heads up to 1,600 m, speeds up to 3,000 rpm, and power up to 5,000 kW.

Our quality control system includes material analysis, dimensional inspection, ultrasonic testing, hardness testing, vibration and noise measurement, flow measurement, and pressure testing. All inspection and testing equipment is regularly calibrated to ensure accurate and consistent results.

Certifications & Industry Qualifications

Sanchang maintains certified management systems and recognized industry qualifications to support consistent quality, safe operations, and reliable pump manufacturing for demanding industrial applications.