... ; ISO9001,ISO14001,CE,CCC Cast iron,stainless steel QS series submersible pump can be used to farm irrigation, water pumping from river, lake, well or borehole. The motor is made ... made by water proof and heat-resisting winding wire, and it is rewindable.Meterial: Cast iron, stainless steel for pump body; Cast iron, stainless steel or broze for impeller; Steel or stainless steel for motor shell ...