CDL vertical centrifugal pump (stainless steel centrifugal pump) (hereinafter referred to as multistage pump) is a non-self-priming vertical multistage centrifugal pump designed and manufactured with advanced technology from home and abroad. It adopts standard vertical motor and quick-install mechanical seal, which is very convenient to replace. The flow-through parts of the pump are made of stainless steel (304/316) and can be used for mildly corrosive media. This product can replace similar products such as CR and CRN from abroad. After the product was put on the market, it was deeply loved by users for its high efficiency, energy saving, reliable quality and wide range of use.