There have horizontal Centrifugal Water Pump and vertical centrifugal Water Pump. pump can be used to transfer clear water and sea water. CYZ serise pump is one kind of Self Priming Centrifugal Water Pump, it's have 2-5 meters self priming, Solved the drawbacks that the Centrifugal Pump can not automatically absorb liquid. bronze impeller and stainless steel shaft material pump can be used to transfer sea water. IS and ISW are horizntal single stage centrifugal pump, pump have cast iron and stainless steel two material, can be used to transfer cool water, hot water and sea water. pump can be used for circulating and also can be used in marine industry etc. ISG is single stage vertical centrifugal pump.