Sucker-rod pumping units/API 11AX downhole pumps/Sucker Rod Pumping
Chinese API sucker rod pump
Comparing with conventional tubing pump, The API Tubing Pump has better performance in corrosion resistance & antifriction aspects. Plunger of it is nickel plated on alloy base, inside wall of barrel is plated hard cadmium, key parts, such as valve hood, valve ball, are made of materials with excellent mechanical performance and corrosion resistant property. Compared with conventional pump, the series of pump has a longer working life.
| Model | mm(in) Nominal Dia. |
m(ft)Plunger Length |
Stroke m | m3/d Pump Constant |
Tubing And Thread |
In Sucker Rod |
| 20-125TH | 32(1.25) | 1.2-1.8 (4-6) | 0.6-7.3 | 1.14 | 27/8NU/EU | ¾ |
| 20-125RHAC/M | 32(1.25) | 0.6-7.3 | 1.14 | 27/8NU/EU | ¾ | |
| 20-125RHBC/M | 32(1.25) | 0.6-7.3 | 1.14 | 27/8NU/EU | ¾ | |
| 20-125RHTC/M | 32(1.25) | 0.6-7.3 | 1.14 | 27/8NU/EU | ¾ | |
| 25-125TH | 32(1.25) | 0.6-7.3 | 1.14 | 27/8NU/EU | ¾ | |
| 25-150RHAC/M | 38(1.50) | 0.6-7.3 | 1.64 | 27/8NU/EU | ¾ | |
| 25-150RHBC/M | 38(1.50) | 0.6-7.3 | 1.64 | 27/8NU/EU | ¾ | |
| 25-150RHTC/M | 38(1.50) | 0.6-7.3 | 1.64 | 27/8NU/EU | ¾ | |
| 20-150TH | 38(1.50) | 0.6-7.3 | 1.64 | 27/8NU/EU | ¾ | |
| 25-150TH | 38(1.50) | 0.6-7.3 | 1.64 | 27/8NU/EU | ¾ | |
| 20-175TH | 44(1.75) | 0.6-7.3 | 2.24 | 27/8NU/EU | ¾ | |
| 25-175RHA/M | 44(1.75) | 0.6-7.3 | 2.24 | 27/8 | ¾ | |
| 25-175RHB/M | 44(1.75) | 0.6-7.3 | 2.24 | 27/8NU/EU | ¾ | |
| 25-175RHT/M | 44(1.75) | 0.6-7.3 | 2.24 | 27/8NU/EU | ¾ | |
| 25-175TH | 44(1.75) | 0.6-7.3 | 2.24 | 27/8NU/EU | ¾ | |
| 25-225TH | 57(2.25) | 0.6-7.3 | 3.69 | 27/8NU/EU | ¾ | |
| 30-275TH | 70(2.75) | 0.6-7.3 | 5.50 | 3½NU/EU | 7/8 | |
| 30-225RHC/M | 57(2.25) | 0.6-7.3 | 3.69 | 3½ NU/EU | ¾ | |
| 30-225RHC/M | 57(2.25) | 0.6-7.3 | 3.69 | 3½ NU/EU | ¾ | |
| 30-225RHC/M | 57(2.25) | 0.6-7.3 | 3.69 | 3½ NU/EU | ¾ | |
| 35-325TH | 83(3.25) | 0.6-7.3 | 7.70 | 4NU/EU | 7/8 | |
| 40-375TH | 95(3.75) | 0.6-7.3 | 10.26 | 4½NU/EU | 1 |
Puyang Zhongshi Group Company Ltd was founded in 1996,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 6083 million yuan,with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff. Oilfeild machinery is our main products, the leading products include pumping unit,subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels,drilling solid control series products and cementing
· Zhongshi Group is the API certification enterprise for 15 years;
· ISO9001 quality management system;
· We provide on-site technical service,no matter when and where.
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