Customized frictional Kelly bar for all kinds of rotary drilling rig machine
Kelly bar is a very important part of hydraulic rotary drilling rig, because its quality directly affects the performance of drilling rig by transmission pressure and work efficiency. Owing to adopt the advanced processing equipment and experienced engineers, strict quality control system, Our Kelly bars successfully matched with Bauer, IMT, Soilmec, Mait, Casagrande, Sany ,Zoomlion and so on for more than 10 years..
Technical Specification of Friction Kelly Bar
| NO. | Out Diameter(mm) | Friction | Friction | Single Length(m) | Drilling Depth(m) |
| 1 | 273 | 9~12 | 24~33 | ||
| 2 | 299 | 4 | 9~12 | 24~44 | |
| 3 | 325 | 4 | 9~12 | 24~44 | |
| 4 | 355 | 4 | 5 | 9~14 | 24~65 |
| 5 | 368 | 4 | 5 | 9~14 | 24~65 |
| 6 | 377 | 4 | 5 | 9~14 | 24~65 |
| 7 | 439 | 4 | 5 | 9~15 | 24~70 |
| 8 | 406 | 4 | 5 | 9~15 | 24~70 |
| 9 | 419 | 4 | 5 | 9~15.5 | 24~72.5 |
| 10 | 440/445 | 4 | 5 | 9~15.5 | 24~72.5 |
| 11 | 470 | 5 | 6 | 9~16.5 | 24~93 |
| 12 | 508 | 5 | 6 | 9~18 | 24~102 |
| 13 | 530 | 5 | 6 | 9~19 | 24~108 |
| 14 | 575 | 5 | 6 | 9~19 | 24~108 |
| Remark 1Max Hole Depth=Pitch Number*Single Number-Pitch Number(unit:m) | |||||
| 2Any other drill can be actual site measured,customized produced.Torque is customized according to customer's requirements | |||||
Technical Specification of Interlocking Kelly Bar
| NO. | Out Diameter(mm) | Interlock | Interlock | Single Length(m) | Drilling Depth(m) |
| 1 | 273 | 3 | 9~12 | 24~33 | |
| 2 | 299 | 3 | 4 | 9~12 | 24~44 |
| 3 | 325 | 3 | 4 | 9~12 | 24~44 |
| 4 | 355 | 3 | 4 | 9~14 | 24~65 |
| 5 | 368 | 3 | 4 | 9~14 | 24~65 |
| 6 | 377 | 3 | 4 | 9~14 | 24~65 |
| 7 | 394 | 3 | 4 | 9~15 | 24~70 |
| 8 | 406 | 3 | 4 | 9~15 | 24~70 |
| 9 | 419 | 3 | 4 | 9~15.5 | 24~72.5 |
| 10 | 440/445 | 3 | 4 | 9~15.5 | 24~72.5 |
| 11 | 470 | 3 | 4 | 9~16.5 | 24~93 |
| 12 | 508 | 3 | 4 | 9~18 | 24~102 |
| 13 | 530 | * | 4 | 9~19 | 24~108 |
| Remark 1Max Hole Depth=Pitch Number*Single Number-Pitch Number(unit:m) | |||||
| 2Any other drill can be actual site measured,customized produced.Torque is customized according to customer's requirements | |||||
SHANDONG JIETAIHAOLI MACHINERY CO.,LTD specializeed in producing Kelly bar and accessories of drilling rig from 2004 year. We have a professional experienced engineers group with advanced crafts and technology in our R&D department to provide technology support service. Now we have registered 10 Solo patents of our factory, we won sustained good reputation both in domestic and overseas.
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A:We will ship the goods within 30days after receiving the deposit.
Q: What ‘s your terms of payment?
A: By TT 30% amount in advance,the balance by TT before shipment,or by L/C at sight.
