Cast Iron Horizontal Multistage Centrifugal Pump For Clear Water Supply

Equipment of Horizontal Multistage Centrifugal Pump for Water Supply

Construction:

Type DDYDFDM pumps are horizontally installation. The direction of inlet and outlet of Type DYDF is vertical upward except type D pump with horizontal inlet. Type DYIIIIIIDF can be also with horizontal inlet and outlet. The axial thrust gets balanced with the help of balance disk. Type D, DY, DF3_40 pumps get the balanced with the help of Symmetrically construction The shaft seal usually uses packing seal, according to customers' requirements, mechanical seal is used, too. Type DF85_67pumps use sliding bearings which get lubricated with dilute--oil. The others use rolling bearings which get lubricated with grease except type DF85-67 pump with dilute oil. Materials of tolerance parts: Type D pump are made of cast iron, the shaft is 45# steel. Type DY: The materials are divided into three types: I - cast iron(the temperature in operation is 20--150degrees) II cast steel (the temperature in operation is 45--400degrees) III_stainless steel (the temperature in operation is 45--400degrees) Type DF: According to the liquid can be divided into cast steel and stainless steel. Type DM: Anti-friction cast iron

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