Kelly bar/ drill pile is our advantage products for pile drilling machine, We can provide kelly bar for BAUER, MAIT, IMT, SOILMEC, CASAGRANDE and other foreign brands rotary drilling rig. Detail types as below: 355/377/406/419/440/470/508/530/575/630
| | Description |
| Name of product | Externaldiameter(mm) | Pitch number | Length/section(m) | Rated torque(KN·M) | Depth(m) |
| Interlock kelly bar | 355 | 3 | 10–13 | 180 | 27–36 |
| | 377 | 3、4 | 10–12.5 | 220 | 27–44 |
| | 406 | 3、4 | 10–15 | 230 | 27–57 |
| | 419 | 3、4 | 10–15 | 250 | 27–57 |
| | 440 | 3、4 | 10–15 | 250 | 27–57 |
| | 470 | 3、4 | 10–17 | 280 | 27–65 |
| | 508 | 3、4 | 10–17 | 320 | 27–65 |
| | 530 | 3、4 | 10–20 | 380 | 27–76 |
| | 575 | 3、4 | 10–21 | 420 | 27–80 |
| | 630 | 3、4 | 10–21 | 450 | 27–80 |
| Friction kelly bar | 355 | 4、5 | 10–13 | 180 | 36–60 |
| | 377 | 4、5 | 10–14 | 200 | 36–65 |
| | 406 | 4、5 | 10–15 | 210 | 36–70 |
| | 419 | 4、5 | 10–15 | 250 | 36–70 |
| | 440 | 4、5 | 10–15 | 250 | 36–70 |
| | 470 | 4、5、6 | 10–17 | 280 | 36–95 |
| | 508 | 4、5、6 | 10–18.5 | 320 | 36–103 |
| | 530 | 4、5、6 | 10–19 | 380 | 36–106 |
| | 575 | 4、5、6 | 10–21 | 420 | 36–120 |
| | 630 | 4、5、6 | 10–21 | 450 | 36–120 |
1. High quality and competitive price
2. Different type of kelly bar combined and advantage together
3. Long time use
Kelly bar is the key part of a drilling machine, and its quality directly affects the performance of the whole machine. The main purpose of kelly bar is to transfer the torque of rotary drive and the crowd pressure of the crowd system to the drilling tool. Based on the rich manufacturing experience and by absorbing the advanced technology both ant home and abroad, Our products are very popular in worldwide for its high quality and best price. Welcome to inquiry from us.
