API 11E Oil Production C Series Crank Balanced Beam Nodding Donkey, Horse head Pump

4) Description

API C Series pumping unit is a conventional beam pumping unit, adopting crank as its way of balance.

5) Features of C Series

a. Featured in modular and virtual manufacturing technology design, the product boasts of its optimizing structure and high level of standardization, generalization and serialization. 

b. Having passed the FEM(finite element) analysis and research, the key structural components possess stable performance and high reliability.

c. Adopted the involute or biarc herring bone gear in symmetric distribution type to transmit, the reducer is renowned for its tight seal, low noise, smooth operation and reliability and durability.

d. The whole machine features in easy operation, convenient maintenance and long lifespan. 

6) Parameter of C Series

Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. Our group have 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.

We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc. 

Our  products mainly include: 

1. Pumping Unit                                  2. Tubing Pump/Sucker Rod Pump and Accessories

3. Float Collar & Float Shoe              4. Casing Centralizer
5. Cementing Plug                              6. Cementing Head
7. Stage Collar                                     8. Casing/Tubing and Coupling
9. Drill Pipe                                          10. Sucker Rod
11. Air Blaster                                      12. Sucker Rod Guide