Shengji API 11AX sucker rod insert pump with thin-wall barrel
Shengji API 11AX sucker rod insert pump with thin-wall barrel
Product DescriptionShengji has 40 years’ experience in designing and manufacturing sucker rod insert pumps and participated in the draw up of the national standard of sucker rod insert pumps. Shengji also developed the unconventional pump suitable for heavy oil well , high gas-cut well and high sand-cut well. Shengji deep well pump has been exported to SHELL, CHEVRON, SCHLUMBERGER, GE, NOV, JOHNCRANE, CAMERON, KBM, etc. Annual production reaches 15,000 sets.
Key Feature1.Rod pump can be pulled out from the well directly.
2.Well inspection and workover is convenient.
3.Reduce the cost of pumping test.
4.Suitable for deeper well.
SpecificationsModel | Thin wall rod pump | Thick wall rod pump |
Pump diameter (in) | 1 1/4-2 1/2 | 1 1/4-2 1/2 |
Plunger length (ft) | 2-24 | |
Barrel length (ft) | 2-34 | |
Material | Barrel: A1~A6, B1~B6, C1~C5, D1~D5, N1~N6 Plunger: B1~B3, C1~C3, D1~D3, E1~E3, F1~F3 | |
Shengji sucker rod insert pumps Adaptive Capacity
| No. | Item | Rod pump | Tubing pump | ||
| Standing barrel | Traveling barrel | ||||
| Top anchor | Bottom anchor | ||||
| 1 | Pump radial& Displacement | smaller | smaller | smaller | large |
| 2 | Whether Unloading | no | no | no | yes |
| 3 | cost | high | high | higher | lower |
| 4 | Anti-leakage | bad | bad | better | good |
| 5 | Inclined well | good | good | bad | normal |
| 6 | Deep pumping capacity | bad | good | bad | better |
| 7 | Stroke Length | long | long | short | long |
| 8 | Check cycle | longer | shorter | longer | long |
| 9 | Flow design | good | good | worse | better |
| 10 | Fluid viscosity(cP) | About 400 | About 400 | Less than400 | About 400 |
| 11 | Gas Compression ratio | larger | larger | smaller | smaller |
| 12 | Liquid level | low | lower | higher | higher |
| 13 | Anti-Sandiness | better | worse | good | better |
| 15 | Anti- corrosion | normal | normal | normal | better |
| 16 | Adapt to the bad environment | normal | normal | normal | better |
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