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MUD PUMP

Category: Drilling accessory equipment
Key words:Drilling accessory equipmentMUD PUMP
Service Hotline:+86-513-87635480
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Product description
Parameters

1) NF Series Mud Pump

Main Features

Power end

The frame is a welded structure with steel plate, high strength, rigidity and light weight.

Adopting herringbone gear drive, running smoothly.

The crankshaft is made of alloy steel, the crosshead guide is replaceable.

Adopting roller bearing, which enhances running smoothness and loading capacity.

The seal fittings for piston rod are a unique and advanced structure, with excellent seal performance.

At the important locations such as gears, bearings and crosshead etc. we adopt forced and splash lubrication mode

Fluid end

The hydraulic cylinder is straight pass-through structure, it can make the fluid flow smoothly, volumetric efficiency higher and structure compact.

The three hydraulic cylinders are interchangeable.

The cylinder head and valve pot cover can be rapidly tightened, convenient for assembly and teardown.

The suction valve and discharge valve can be interchanged

The piston and liner bore are open wide structure, convenient for observing Adopting the spiral locknut, convenient for assembly and teardown.

SPECIFICATIONAS:

Model

3NB-500F

3NB-800F

3NB-1000F

3NB-1300F

F

Type

triplex single action piston pump

triplex single action piston pump

triplex single action piston pump

triplex single action piston pump

triplex single action piston pump

Rated input power

373kW

597kW

746kW

969kW

1193kW

(500hp)

(800hp)

(1000hp)

(1300hp)

(1600hp)

Rated speed

120 stroke/minute

150 stroke/minute

140 stroke/minute

120 stroke/minute

120 stroke/minute

(120SPM)

(150SPM)

(140SPM)

(120SPM)

(120SPM)

Max. liner bore × stroke

170×229mm

170×229mm

170×254mm

180×305mm

180×305mm

6.6930″×9″

6.6930″×9″

6.6930″×10″

7.0867″×12″

7.0867″×12″

Gear type

Herringbone                          (double-spiral)

Herringbone                          (double-spiral)

Herringbone                          (double-spiral)

Herringbone                          (double-spiral)

Herringbone                          (double-spiral)

Gear ratio

3.962:1

4.185:1

4.207:1

4.206:1

4.206:1

Lubrication

force and splash

force and splash

force and splash

force and splash

force and splash

Suction flange

8″ (203mm)

10″(254mm)

12″(305mm)

12″(305mm)

12″(305mm)

Discharge flange

103mm- 35MPa

130mm-35MPa

130mm-35MPa

130mm-35MPa

130mm-35MPa

GB3165.2-82

GB3165.2-82

GB3165.2-82

GB3165.2-82

GB3165.2-82

4″- 5000psi

5 1/8″- 5000 psi

5 1/8″- 5000 psi

5 1/8″- 5000 psi

5 1/8″- 5000 psi

Pinion shaft diameter and extension

139.7×257mm

177.8×324mm

196.9×337mm

215.9×337mm

215.9×337mm

5 1/2″×10 1/8″

7″×12 3/4″

7 3/4″×13 1/4″

8 1/2″×13 1/4″

8 1/2″×13 1/4″

Key

31.75×31.75mm

44.45×44.45mm

50.8×50.8mm

50.8×50.8mm

50.8×50.8mm

1 1/4″×1 1/4″

1 3/4″×1 3/4″

2″×2″

2″×2″

2″×2″

Valve pot

API6 #

API6 #

API6 #

API7 #

API7 #

Overall dimension

3400×1950×1440mm

3963×3024×1694mm

4269×3167×1818mm

4426×3260×2004mm

4426×3260×2004mm

133 7/8″×76 3/4″×56 11/16″

156″×119″×66 11/16″

168″×124 5/8″×71 9/16″

174 1/4″×128 3/8″×78 7/8″

174 1/4″×128 3/8″×78 7/8″

Weight of main body

10350 kg

14500 kg

18790 kg

24532 kg

24715 kg

22818 lb

31967 lb

41425 lb

54084 lb

54487 lb

 

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