Oil Production Subsurface RH And RW Sucker Rod Pump
Subsurface RH And RW Series Sucker Rod Pump Description
All pumps come standard with our full open cages, reduced lift
cages, high flow top open cages, specifically selected balls &
seats and more.
API 11AX sucker rod pump range
RHA - Heavy Wall, Top Seating
RHB - Heavy Wall, Bottom Seating
RWA - Thin Wall, Top Seating
RWB - Thin Wall, Bottom Seating
Main parts process and material:
Pump barrel: plain carbon steel plating (A1), ordinary carbon steel
carbonitriding (B1), ordinary carbon steel carburizing (B2), low
alloy steel nitride (B5).
Plunger: 1045 steel spraying (B1), 1045 steel spraying (B2), 1045
steel chrome plating (A1), 1045 steel double chrome plating (A2).
Valve ball and seat: stainless steel (A1), cobalt chromium (B2),
tungsten carbide (C1), nickel and carbon compounds (C2), titanium
carbide (C3).
Other accessories: plain carbon steel, low alloy steel, stainless
steel, brass and other materials.
Technical parameter list:
| Parts code | Description | Tubing Size & Sucker Rod Pump Size |
| 2 3/8x1 1/4 | 2 3/8x1 1/2 | 2 7/8x2 | 3 1/2x2 1/2 |
| Complete Pump Designation |
| 20-125 | 20-150 | 25-200 | 30-250 |
| B21 | Bushing, Valve Rod | B21-20 | B21-20 | B21-25 | B21-30 |
| R11 | Rod, Valve | R11-20 | R11-20 | R11-25 | R11-30 |
| C12 | Cage, Top Plunger | C12-125 | C12-150-20 | C12-200 | C12-250 |
| P21 | Plunger, One Piece | P21-125 | P21-150 | P21-200 | P21-250 |
| C13 | Cage, Closed, Pin Plunger | C13-125 | C13-150 | C13-200 | C13-250 |
| V11 | Traveling Valve | V11-125 | V11-150 | V11-200 | V11-250 |
| P12 | Plug Seat | P12-125 | P12-150 | P12-200 | P12-250 |
| G11 | Guide, Valve Rod | G11-20 | G11-20 | G11-25 | G11-30 |
| S21 | Seating Assembly, Mechanical Top Lock | S21-20 | S21-25 | S21-25 | S21-30 |
| B11 | Barrel, Thin Wall | B11-125 | B11-150 | B11-200 | B11-250 |
| C14 | Cage, Closed Barrel | C14-20- 125 | C14-20 | C14-25 | C14-30 |
| V11 | Standing Valve | V11-175 | V11-175 | V11-225 | V11-250 |
| B22 | Bushing, Seat, Barrel Cage | B22-20 | B22-20 | B22-25 | B22-30 |
| N14 | Nipple, Seating, Mechanical Top Lock | N14-20 | N14-25 | N14-25 | N14-30 |
.
1. Model: RHA, RHB, RWA, RWB
2. Heavy wall barrel and thin wall barrel
3. Rod pump with mechanical seating is suitable for high
temperature oil well
