MD, D, DG and DF pumps mainly consist of four major parts:stator, rotor, bearing and shaft seal;
Stator part; it mainly consists of suction section, middle section,discharge section, guide vane and so on. Those sections are clamped by tension bolts to form a working room. The D pump’s inlet is horizontal and its outlet is vertical; while the DG pump’s both outlet and inlet are vertical.
Rotor part: it mainly consists of shaft, impeller, balance disc,bushing and so on. T...