Single-stage double-suction centrifugal pumps are high-efficient and energy-saving products manufactured by means of adopting modern design methods. Tech-macro learn from the advanced technologies of similar products in a wide range (including sh, s, netherlands dutch resistance, japanese kubota, germany ksb, etc. ) feature: wide-range performance, high efficiency, compact construction, reliable operation, easy maintenance and long service life. It is widely used in the water supply, the irrigation, the drainage pumping station, the water recycling of power plants, the industrial water supply systems, the fire safety systems, the shipbuilding industry and various water resources projects, and it is also suitable for use in the oil refining industry. specifications: diameter: 150-1200mm; capacity: 100-12000m3/h; head: 10-140m