Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.
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Thin Walled Barrel Rod Insert Pump With Chrome Plated Coating
Thin walled barrel inserted sucker Rod Pump Description
We manufacture all subsurface pumps covered by API Spec 11AX, including all barrel and plunger materials and surface finishes.
This is why our sucker rod pumps can be furnished with the components most suitable for your field of application and pumping operations can easily be extended to corrosive environments.
To achieve maximum performance,API subsurface pumps are machined with extra small clearance between the plunger and the inside wall of the barrel.
Our sucker rod pumps are categorized according to the API 11AX pump designation.
API-RH series, Rod, Stationary Heavy Wall Barrel
API-RW series, Rod, Stationary Thin Wall Barrel
RH series has the top anchor and bottom anchor type, cup hold-down and bottom hold-down
RW series also has the top anchor and bottom anchor type, cup hold-down and bottom hold-down
Technical parameter list:
| Model | Pump diameter (in) | Barrel length (ft) | Plunger length (ft) | Stroke length (ft) | Extension length (ft) | Tubing size EUE(in) |
| 20-125RWBM | Ø31.75 | 2.1-10.4 | 0.3-8.0 | 1.2-9.0 | 0.3-0.9 | 2-3/8” |
| 25-150RWBM | Ø38.10 | 2-7/8” | ||||
| 25-175RWBM | Ø44.45 | 2-7/8” | ||||
| 30-225RWBM | Ø57.15 | 3-1/2” |
Features
1. The key component of a sucker-rod lift type of artificial lift system
2. More popular than tubing pump
3. Suitable for low downhole pressure wells, slim holes
