Submersible Borehole Pump (Deep Well Water Pump) Material is cast iron and stainless steel, tin bronze. They are important equipment for deep well water-lifting. Used to lifting water and drainage farmland irrigation, water supply projects, etc. It is also used sea water. Products include 6 large series and over 800 sizes. Size: 6 inches ~12 inches Flow rate: 5~600m3/h Lift: 6~600m Power: 3~250kw