... water diversion project. Introduction QZ series submersible axial flow pump, QH series submersible mixed flow pumps is the company's introduction ... -30%, 3% -5% efficiency, and excellent resistance to cavitation. QZ, QH series of pump flow with a single large, wide head ... control cabinet, reliable operation. C: low noise, long life. QZ, QH series of impeller and impeller base material cast iron, ductile ...
