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     The third to sixth places in the import volume of centrifugal pumps are Japan, India, Germany and France. The stainless steel diaphragm tank understands that the expansion in the chemical industry is also an important factor in the increase in China's centrifugal pump imports. The third reason is the development of power. In 2013, China will have twice as much coal power generation capabilities as the United States, and its coal power generation capabilities will far exceed those of the European Union. Power operations will undoubtedly also enable China to import more centrifugal pump products. Centrifugal pump is a general fluid machinery widely used in the chemical industry system. It has a wide range of functions and habits (including flow, pressure head and characteristics of the conveying medium), small size, simple planning, simple operation, low operating costs and many benefits.