Kelly Bar for CASAGRANDE Drilling Rig
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We provide drilling rig kelly bars in the following models: B300, B360, B400, B400HT, and B850HT.
The kelly bar drive stubs are available in specifications of 130 x 130, 150 x 150, and 200 x 200. Other types can be customized.
Damping system: We use a damping spring and rubber ring to reduce the damage to each impacted element.
| Rig Model | Kelly Bar | Number of Tube | Outer Pipe Length(m) | Drilling Depth(m) | Transportation |
| Domination | Length(m) | ||||
| Interlocking | 4 | 7.5 | 26 | 9 | |
| 5 | 7.5 | 32 | 9 | ||
| 4 | 9.5 | 34 | 11 | ||
| 5 | 9.5 | 42 | 11 | ||
| 4 | 11 | 40 | 12.5 | ||
| 5 | 11 | 50 | 12.5 | ||
| Friction | 4 | 7.5 | 26 | 9 | |
| 5 | 7.5 | 32 | 9 | ||
| 4 | 9.5 | 34 | 11 | ||
| 5 | 9.5 | 42 | 11 | ||
| 4 | 11 | 40 | 12.5 | ||
| 5 | 11 | 50 | 12.5 | ||
| Interlocking | 3 | 7.5 | 19 | 9 | |
| 4 | 7.5 | 26 | 9 | ||
| 5 | 7.5 | 32 | 9 | ||
| 3 | 9.5 | 25 | 11 | ||
| 4 | 9.5 | 34 | 11 | ||
| 5 | 9.5 | 42 | 11 | ||
| 3 | 11 | 30 | 12.5 | ||
| 4 | 11 | 40 | 12.5 | ||
| 5 | 11 | 50 | 12.5 | ||
| 3 | 12.5 | 34 | 14 | ||
| 4 | 12.5 | 46 | 14 | ||
| 5 | 12.5 | 57 | 14 | ||
| Friction | 3 | 7.5 | 19 | 9 | |
| 4 | 7.5 | 26 | 9 | ||
| 5 | 7.5 | 32 | 9 | ||
| 3 | 9.5 | 25 | 11 | ||
| 4 | 9.5 | 34 | 11 | ||
| 5 | 9.5 | 42 | 11 | ||
| 3 | 11 | 30 | 12.5 | ||
| 4 | 11 | 40 | 12.5 | ||
| 5 | 11 | 50 | 12.5 | ||
| 3 | 12.5 | 34 | 14 | ||
| 4 | 12.5 | 46 | 14 | ||
| 5 | 12.5 | 57 | 14 |
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