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Model Number : 3NB
Place of Origin : China
Payment Terms : T/T, L/C
Delivery Time : 45 work days
MOQ : 1sets
Packaging Details : Wooden box
Material : 35CrMo
Certificate : API 7K
Structure : Piston pump
Usage : Oil, Gas, Water well
3NB Series Mud Pumps are inclusive of RL3NB-350, 3NB-500,L3NB-600, 3NB-800, 3NB-1000,L3NB-1300, 3NB-1600, 3NB-2200.
Design Features:
This series pumps optimize the parameters, increase proper stroke, increase displacement, reasonably reduce the stroke rate of improving pump suction performance and extend the service life of the vulnerable parts. This series of pumps are widely used in oil fields and other industrial and mining enterprises, drilling and workover operation etc., manufactured and carried out delivery test strictly in accordance with SY5138 standards of Ministry of Petroleum Industry.
Model | 3NB-350 | 3NB-500 | 3NB-600 | 3NB-800 | 3NB-1000 | 3NB-1300 | 3NB-1600 | 3NB-2200 |
Type | Triplex Single Acting | Triplex Single Acting | Triplex Single Acting | Triplex Single Acting | Triplex Single Acting | Triplex Single Acting | Triplex Single Acting | Triplex Single Acting |
Output horsepower | 257kw/350HP | 368kw/500HP | 441kw/600HP | 588kw/800HP | 735kw/1000HP | 955kw/1300HP | 1176kw/1600HP | 1618kw/2200HP |
Rated strokes (stroke/minute) | 130 | 120 | 135 | 130 | 125 | 120 | 120 | 105 |
Length of the stroke(mm) | 180 | 180 | 196 | 273 | 273 | 305 | 305 | 356 |
Max.dia.of liner(mm) | 160 | 170 | 180 | 180 | 180 | 190 | 190 | 230 |
Dia.of suction pipe(mm) | 203 | 203 | 203 | 254 | 254 | 305 | 305 | 305 |
Dia.of discharge pipe(mm) | 76 | 83 | 83 | 101 | 101 | 101 | 101 | 130 |
Gear ratio | 4.483 | 4.696 | 4.696 | 3.482 | 3.482 | 4.194 | 3.657 | 3.512 |
Driving wheel speed | 582.8 | 563.52 | 633.96 | 452.66 | 435.25 | 503.28 | 438.84 | 368.76 |
Overall Dimension(mm) | 3600*2080*2015 | 3600*2230*2080 | 3600*2230*2080 | 3900*2155*2052 | 3900*2240*2052 | 4300*2450*251 | 4720*2822*2660 | 6000*3465*2745 |
Weight(kg) | 8058 | 9484 | 11000 | 17200 | 17500 | 23000 | 27100 | 38800 |
Note:Mechanical efficiency 90%,Volume efficiency 20%. |
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API 7K 35CrMo Piston Drilling Rig Mud Pump For Water Well Images |