The CDL vertical centrifugal pump (stainless steel centrifugal pump) (hereinafter referred to as the multistage pump) is a non-self-priming vertical multi s tage centrifugal pump des igned and manufactured by incorporating advanced domestic and international technologies. It uses a standard vertical motor and quick-install mechanical seal, making replacement very convenient. The pump's flow-through components are all made of stainless steel (304/316), making it suitable for mildly corrosive media. This product can replace similar products such as the CR and CRN models from foreign brands. Since its introduction to the market, it has been well-received by reliable quality, and wide range of applications.