Sanlian Pump Industry Group is a manufacturing enterprise based on water supply and drainage equipment. The group company integrates R&D, design, casting, production and sales, and provides customers with modern, digital and intelligent comprehensive solutions for fluid transportation and integrated systems.
Since its establishment in 1957, Sanlian Pump Industry has established more than 30 offices around the world with the continuous expansion of its business. With more than 500 technical personnel, it has long been committed to providing high-quality services to domestic and foreign customers.
Since its establishment in 1957, Sanlian Pump Industry has established more than 30 offices around the world with the continuous expansion of its business. With more than 500 technical personnel, it has long been committed to providing high-quality services to domestic and foreign customers.
Sanlian Pump Industry is a key enterprise in China's pump industry, a member of the China General Machinery Association, and a vice-chairman unit of the Pump Industry Association.
Industry Related Introduction
Reliability Performance of Split Case Centrifugal Pump in Fire Water Supply System
In modern fire protection systems, the reliability and performance of water supply equipment are critical to ensuring safety and minimizing damage during emergencies. Among various types of pumps used for this purpose, split case centrifugal pumps have become a preferred choice due to their high efficiency, stable operation, and ease of maintenance. Sanlian Pump Industry Co., Ltd., as a leading enterprise in China’s pump industry and a key supplier of fluid transfer solutions, has played a pivotal role in developing and delivering high-performance split case centrifugal pumps tailored for fire water supply systems.
Established in 1957, Sanlian Pump Group has evolved into a comprehensive enterprise offering integrated solutions across fluid transfer, electronic control, intelligent systems, and water treatment. With its headquarters in China, the company is recognized as a director unit of the China General Machinery Association and a vice chairman unit of the Pump Industry Association. Over the decades, Sanlian has built a solid reputation for innovation, quality, and reliability, providing tens of thousands of pumps annually to global markets.
A split case centrifugal pump is particularly suitable for fire water supply applications due to its structural design that allows easy access to internal components without disturbing the piping system or motor. This feature significantly reduces downtime during maintenance and inspection—critical factors in emergency response systems. Sanlian's split case centrifugal pumps are engineered with precision-cast impellers, high-strength shafts, and durable mechanical seals, ensuring consistent performance under demanding conditions.
One of the key aspects of reliability in fire pump systems is the ability to perform continuously under high pressure and flow requirements. Sanlian’s fire water pumps are designed to meet international standards such as NFPA 20 (Standard for the Installation of Stationary Pumps for Fire Protection) and ISO 9906:2012 for hydraulic performance testing. These standards ensure that the pumps can deliver rated flow and head even after prolonged periods of standby, which is typical in fire protection applications.
Sanlian has also invested heavily in research and development through its subsidiary, Nanjing Sanlian Fluid Machinery Research Institute Co., Ltd., focusing on enhancing the reliability and energy efficiency of its products. The company collaborates with international partners, including Japanese Kubota Corporation, to integrate advanced technology and management practices into its manufacturing processes. As a result, Sanlian’s Split Case Pumps not only offer superior hydraulic performance but also demonstrate excellent resistance to wear, corrosion, and thermal stress—factors that contribute to long service life and minimal maintenance.
Moreover, Sanlian emphasizes the importance of system integration and turnkey solutions. In fire water supply systems, the pump must work seamlessly with control panels, valves, and monitoring systems. Sanlian provides customized electrical control cabinets equipped with intelligent monitoring features, enabling real-time data collection and remote diagnostics. This level of integration ensures early detection of potential issues and supports predictive maintenance strategies, further enhancing overall system reliability.
The company’s expertise extends beyond product manufacturing. Through its wholly-owned subsidiary, Anhui Solide Casting Co., Ltd., Sanlian controls the entire production chain from casting to final assembly, ensuring strict quality control at every stage. High-quality castings reduce internal defects and improve the structural integrity of the pump casing, contributing directly to operational reliability and safety.
The reliability performance of Horizontal Split Case Pump in fire water supply systems is a critical factor in ensuring public safety and property protection. Sanlian Pump Industry Co., Ltd., with its rich history, technological innovation, and commitment to excellence, stands at the forefront of delivering dependable and high-performance pumping solutions. By combining advanced engineering, rigorous quality assurance, and intelligent system integration, Sanlian continues to set benchmarks in the global pump industry, supporting safer and more resilient infrastructure worldwide.
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