Screw pumps are crucial equipment in our daily lives and production processes, playing a significant role in industries, agriculture, and urban construction. The evolution of pumps spans many years, and with societal development, the variety of pumps has expanded, with pump valves being among the well-developed ones. As urban construction activities increase, so does the use of screw pumps, particularly corrosion-resistant models, which have a wide range of applications. The vigorous promotion of urban and rural construction has continuously generated industrial enterprises and other sectors, driving economic development and, consequently, the growing demand for pumps. Corrosion-resistant chemical pumps hold a vital position in urban construction and are irreplaceable. Currently, the production and development of corrosion-resistant pumps are improving, with an increasing need for transporting corrosive media. Despite the introduction of numerous imported equipment, domestically produced equipment is also advancing, and the performance of our pumps is now on par with international advanced pump valves.