Pumping Units

API B Seris Pumping Unit

1. Simple structure, easy maintenance, long lifespan
2. Adopted the involute or biarc herring bone gear in symmetric distribution type to transmit,
the reducer operates stably and reliably.
3. The whole machine is light weighted, convenient for installation and transportation.
4. This model is fit for the oil pumping in shallow well with short length of stroke and light
loads.

■ Product's advantage

API B series pumping unit, a light-weight conventional beam pumping unit, adopting walking beam as its way of balance, is the most common and widely used ground power equipment in rod pumping in the oilfield. The product meets the requirements of“The Specification of the Pumping Unit" of API SPEC 11E and other related standards. It's granted with the permit of the API logo.

S.N.	Model	Rated polished rod load (lb)	Stroke (in)	Rated torque of reducers (in.lb)
1	B-80D-119-64	11,900	64、54	80,000
2	B-80D-76-64	7,600	64、54	80,000
3	B-80D-133-54	13,300	54、41	80,000
4	B-80-119-54	11,900	54、41	80,000
5	B-80D-76-54	7,600	54、41	80,000
6	B-80D-133-48	13,300	48、35	80,000
7	B-80D-109-48	10,900	48、35	80,000
8	B-57D-109-54	10,900	54、41	57,000
9	B-57D-89-54	8,900	54、41	57,000
10	B-57D-76-54	7,600	54、41	57,000
11	B-57D-109-48	10,900	48、35	57,000
12	B-57D-95-48	9,500	48、35	57,000
13	B-57D-89-48	8,900	48、35	57,000
14	B-57D-89-42	8,900	42、32	57,000
15	B-40D-89-48	8,900	48、35	40,000
16	B-57D-76-42	7,600	42/32	57,000
17	B-40D-76-42	7,600	42、29	40,000
18	B-25D-67-36	6,700	36、27	25,000
19	B-25D-53-30	5,300	30/23	25,000
20	B-16D-53-30	5,300	30、23	16,000

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