Classification of multi -stage pumps

There are many series of multi -stage pumps, which in appearance are divided into vertical multi -stage pumps and horizontal multi -stage pumps.
Depending on the materials, they are divided into: multi -stage stainless steel pumps, multi -stage LG pumps and multi -stage DA pumps.
The difference between multi -stage and single -stage
1. A multi -stage pump is a pump with two or more working wheels, the maximum pressure of which may exceed 125 meters.
2. A single -stage pump is a pump with only one impeller, and the maximum rise is only 125 meters.
Multi -stage LG pump, multi -stage LG pump, vertical multi -stage LG pump, multi -stage DA pump, multi -stage md pump, series of multi -stage pumps