Detailed Product Description

 

QZ3NB-500 drilling mud pump is the pump that the Qingzhou petroleum machinery factory research to manufacture. Design characteristics is an optimization parameter, increased the stroke properly, lowered the speed reasonably, improved the suction capability of the pump, prolonged the service life of wearing parts The pump used for oil-field and other industrial and mining establishments; Used for the drill, well workover and transport the liquid mediaMainly installed on 1500m rig.

The series pump produces according to SY5138 of the petroleum industry standard strictly, and carry through factory's experiment according to the standard.

QZ3NB500 Drilling mud pump technical parameter

 

 

Type	Triplex Single Acting Piston Pump	Stroke Length:	180  mm
Rated power	500HP  373KW	Suction inlet	Φ200 mm
Rated speed	130   SPM	Discharge outlet	Φ83 mm
Gear ratio	4.696	Weights	10680  Kg

                                                                                  

 

 

 

 

 

 

                                                                                                                                                   

 

Pump Speed (SPM)	Liner Size (mm)
	110	120	130	140	150		160		170
	Theoretical Displacement (L/s)
130	11.2	13.2	15.5	18		20.6		23.5		26.5
120	10.3	12.2	14.3	16.6		19.0		21.7		24.5
110	9.40	11.2	13.1	15.2		17.5		20.0		22.46
MPa Pressure Rating	30	25	21	18		16		14		12

                                                                                                                                  

 

 

 

 

 

 

 

 

 

 

Based on 90% mechanical efficiency and 100% volumetric efficiency.