1. Conforming to API Spec. 11E.
2. Rational construction, smooth running, low noise and easy operation.
3. Walking beam made of box or welded H steel beam with high strength, gook rigidity and heavy capacity.
4. Gear reducer using helical involute or double circular-arc gears with heavy duty and long service life.
5. Central bearing and equalizer bearing feature heavy duty and reliable seal by adopting medium and wide series roller bearings. Self-aligning bearing is used on equalizer and crank pin to reduce mounting error and operating vibration.
6. Horsehead with swinging device move side, hanging, auto-positioning or upwards, is flexible and convenient for well workover.
7. Tower samson post with good steadiness and easy installation. Large post can be contracted for packing and transportation.
8. Rack and pinion set is adopted on the crank assembly for easy and accurate adjustment of counterweight.
9. Internal expansion or external contracting brake with safety device is easy, quick and effective for operating.
10. Tie down, clamping plates or anchor bolts for fixing the base are available upon requests.
11. Irrotational wireline is available to eliminate wireline from tangling.
12. General V belt or joint narrow V belt is available.
13. Prime mover can be selected with general motor, frequency adjustable motor, power-saving motor, and diesel or natural gas engine.

CYJ5-1.8-13HB 114-109-74 50 13 1.8 1.5 1.2 6 9 12 15 9.5
CYJ6-1.4-13HB 114-133-54 60 13 1.4 1.2 1.0 6 9 12 15 11.2
CYJ6-1.6-13HB 114-143-54 60 13 1.6 1.4 1.1 6 9 12 15 11.5
CYJ8-1.6-13HB 114-173-64 80 13 1.6 1.4 1.1 6 9 12 18.5 12.4
CYJ6-1.8-13HB 114-143-74 60 13 1, 8 1.6 1.4 6 9 12 15 12.4
CYJ5-2.1-13HB 114-119-86 50 13 2.1 1.8 1.4 6 9 12 15 12.4
CYJ8-1.6-18HB 160-173-64 80 18 1.6 1.4 1.1 6 9 12 18.5 12.7
CYJ6-1.8-18HB 160-143-74 60 18 1.8 1.6 1.4 6 9 12 15 12.7
CYJ8-1.8-18HB 160-173-74 80 18 1.8 1.6 1.4 6 9 12 18.5 12.7
CYJ9-1.8-18HB 160-200-74 90 18 1.8 1.6 1.4 6 9 12 18.5 14.6
CYJ8-2.1-18HB 160-173-86 80 18 2.1 1.8 1.6 6 9 12 22 14.6
CYJ8-1.8-26HB 228-173-74 80 26 1.8 1.6 1.4 6 9 12 18.5 14.6
CYJ9-1.8-26HB 228-220-74 90 26 1.8 1.6 1.4 6 9 12 18.5 14.6
CYJ10-2.1-26HB 228-213-86 100 26 2.1 1.8 1.6 6 9 12 22 17.9
CYJ11-2.1-26HB 228-246-86 110 26 2.1 1.8 1.6 6 9 12 22 17.9
CYJ6-2.5-26HB 228-133-100 60 26 2.5 2.1 1.8 6 9 12 18.5 13.8
CYJ8-2.5-26HB 228-173-100 80 26 2.5 2.1 1.8 6 9 12 30 15.5
CYJ10-2.5-26HB 228-213-100 100 26 2.5 2.1 1.8 6 9 12 30 16.4
CYJ10-3-26HB 228-213-120 100 26 3.0 2.5 2.1 6 9 12 30 17.9
CYJ10-2.1-37HB 320-213-86 100 37 2.1 1.8 1.6 6 9 12 30 17.9
CYJ12-2.5-37HB 320-256-100 120 37 2.5 2.1 1.6 6 9 12 37 18.5
CYJ10-3-37HB 320-213-120 100 37 3.0 2.5 2.1 6 9 12 30 18.1
CYJ12-3-37HB 320-256-120 120 37 3.0 2.5 2.1 6 9 12 37 19.5
CYJ10-3-53HB 456-213-120 100 53 3.0 2.5 2.1 6 9 12 45 21.0
CYJ14-3-53HB 456-305-120 140 53 3.0 2.5 2.1 6 9 12 55 24.5
CYJ12-3-53HB 456-256-120 120 53 3.0 2.5 2.1 6 9 12 45 23.0
CYJ12-3.6-53HB 456-256-144 120 53 3.6 3.1 2.7 6 9 12 55 24.0
CYJ14-4.2-53HB 456-305-168 140 53 4.2 3.6 3.1 6 9 12 55 26.6
CYJ14-3.6-73HB 640-305-144 140 73 3.6 3.1 2.7 6 9 12 55 25.0