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 SD-EW-446 Triplex Mud Pumps (API-7K)

Specifications

Rated Horsepower: 440 HP
Rated Pump Speed: 320 SPM
Stroke Length: 6"
Suction Inlet: 150 flange 6"
Discharge Outlet: 900 flange 3"
Gear Ratio: 4.578:1
Valve Pot: API #4
Dimensions 98" x 48" x 44"
Approximate Weight: 9,840 lbs
EW-446 triplex mud pump


  SD-EW-446 Performance

Liner Size, inches
6
5-1/2
5
4-1/2
4
3-1/2
Rated Pressure, psi
1,027
1,222
1,479
1,710
2,169
2,816
Pump Speed
SPM
Input Power
HP
Displacement, GPM
320
440
661
555
459
397
313
240
270
380
551
463
382
335
264
202
220
320
441
370
306
273
215
165
170
260
330
278
229
211
167
127
120
200
220
185
153
149
118
90
 70
200
110
93
76
87
69
52
Volume/Stroke, gallons
2.203
1.851
1.530
1.239
0.979
0.750

   Ratings are based on 90% mechanical efficiency and 100% volumetric efficiency.

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