Product Main

Specifications

Brief Introduction

     API R series Pumping Units is a new type energy-saving walking beam pumping units, it’s a new type of power equipment on the ground used in sucker rod oil extraction.
     The products conform to API Spec.11E "Specification for Pumping Units” and other relative API standards, acquired the authorization to use Official API Monogram.
Technical Performances

1,High reliability, simple operation, easy maintenance, long service life.
2,Use phase angle in crank arm in order to reduce the peak value of max. torque in gear reducer.
3,To improve power performance by increase the extreme location angle.
4,It can reduce motive power, saved energy obviously.
5,Gear reducer is involute herring-bone gearing, work smoothly and reliably.
Main Technical Parameter
No
Type
Polished Rod Capacity
（lb）
Stroke Length
（in）
Rated Torque
in.lb
1
R-912D-365-192
36,500
192,159,127
912,000
2
R-912D-305-192
30,500
192,159,127
912,000
3
R-912D-365-168
36,500
168,139,111
912,000
4
R-912D-305-168
30,500
168,139,111
912,000
5
R-640D-305-192
30,500
192,159,127
640,000
6
R-640D-365-168
36,500
168,139,111
640,000
7
R-640D-305-168
30,500
168,139,111
640,000
8
R-456D-305-168
30,500
168,139,111
456,000
9
R-456D-305-144
30,500
144,119,95
456,000
10
R-456D-305-120
30,500
120,99,80
456,000
11
R-320D-256-144
25,600
144,119,95
320,000
12
R-320D-256-120
25,600
120,99,80
320,000
13
R-320D-256-100
25,600
100,83,67
320,000
14
R-228D-256-100
25,600
100,83,67
228,000
15
R-228D-246-86
24,600
86,72,59
228,000