Purpose and scope of the bucking unit KG-12
KG-12 is a hydraulic torque wrench designed for making up and breaking out of the threaded connections of downhole motors and turbodrills diameter from 76 to 320mm in downhole motors repair workshops environment.
KG-12 tongs may be used for work with other types of products requiring the use of a high torque.
Wrench KG-12 Specifications
Specifications |
KG-12М | |
1. | Torque produced by the wrench spindle, kN*m - make up - break out | 4,2÷100 5,1÷120 |
2. | Clamping range, mm | 55÷255 |
3. | Chuck bore diameter, mm | 257 |
4. | Chuck rotation angle with rotary hydraulic cylinders, deg | 400 |
5. | Number of chuck points (on spindle and moving crosshead) | 6 |
6. | Rapid rotation device (spinner): - Clamping range, mm - Maximum operating torque, kNm - Rotational speed (adjustable), rev/min | 55÷260 4,9 0-45 |
7. | Spinner location | On the spindle |
8. | Power rack length, mm | 6000 |
9. | Press frame length, mm | 6000 |
10. | Additional frame length, mm | 4000 |
11. | Moving crosshead speed (adjustable), m/min | 0-10 |
12. | Moving crosshead gear type | Rack and gear drive |
13. | Moving crosshead maximum operating force , kN | 25 |
14. | Additional press force, kN | 160…200 |
15. | Additional press rod working travel, mm | 1250 |
16. | Number of hydraulic roller supports, pcs | 4 |
17. | Indication, control and logging of moments of make up and break out | Pressure gauges, digital indicator, Pressure gauge with the possibility of data registration and print |
18. | Spindle rotation speed decrease regulation when tightening the threaded connections | Automatic gradual speed decline down to zero |
19. | Make up and break out torque and operating members speed regulation | Manual, stepless |
20. | Double pump drive power, kW | 18,5 |
21. | Dimensions LxWxH | 16000х1070х1445 |