RW Downhole Rod Pumps Thin Walled Barrel For Oil Well
Thin Walled Barrel RW Models Downhole Rod Pumps
Thin wall barrel downhole pumps description
The Sucker Rod Pumping System (SRP) is considered the most popular artificial lift method worldwide.There are seven major components for downhole rod pumps: standing and traveling valves, plunger, barrel, seating assembly, pull tube or valve rod (for insert pump), and the fittings that hold the assembled pump together.
Thin wall downhole pump is a kind of sucker rod pump, the models are as follows:
API-RWAM, Rod, Stationary Thin Wall Barrel, Mechanical Top Anchor Pump
API-RWAC, Rod, Stationary Thin Wall Barrel, Cup Top Anchor Pump
API-RWBM, Rod, Stationary Thin Wall Barrel, Mechanical Bottom Anchor Pump
Sucker rod pump is equipped with a seating nipple(there are two seating nipples in API-RHBM-AC) , seating nipple connection on the tubing string, down to the bottom of the well with the tubing string. Plunger assembly connection on the sucker rod string and with the pump overall down to seating nipple position together , pump with fixed inside the seating nipple , Plunger assembly with the sucker rod string up and down reciprocating movement to achieve pumping work.
| API models | OD of Pump (in) | Barrel length (ft) | Plunger length (ft) | Stroke length (ft) | Extension length (ft) | Tubing size EUE(in) |
| 20-175THBM | Ø44.45 | 7-34 | 1-26 | 4-29 | 2-8 | 2 3/8" |
| 25-225THBM | Ø57.15 | 2 7/8" | ||||
| 30-275THBM | Ø69.85 | 3 1/2" | ||||
| 40-375THBM | Ø95.25 | 4 1/2" |
Features:
1. Thin wall barrel
2. Plywood case packing for not strong thin wall barrel
3. Cup seating or mechanical seating
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