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[China]
Trade Verify
Address: 1903, Building 3, No. 10 Yard, Ronghua South Road, Beijing Economic and Technological Development Zone
Contact name:Manager
Beijing Jietaihongli Technology Co., Ltd. |
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Verified Suppliers
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Soilmec, Bauer, Casagrande, Tescar Mechanical Mait Interlocking Kelly bar, Rotary Drilling Kelly Bar
Friction type drill Kelly bar is a kind of drill pipe type with international advanced six-ribs distribution technology composition.
The Kelly bar can generate pressure force when the Kelly bar rotarying can produce peripheral force and the rotary passing down the pressure force can produce the friction force. It is simple operation, drilling depth . it is suitable for soft soil and mud sand .
The complete Kelly bar is with light weight, high strength, high linearity of the single drill pipe.; The inner and outer layer collocate reasonably , with good wear resistance plate.. it is great to meet the special requirement of the drill rig machine.
Specification
| No. | Diammeter of The First | Sections | Sections | Sections | Key Pressure Type | Length of per section(m) | Drill depth | Torque(KN.M) |
| 1 | ¢299 | 3 | Frictional | 9-16 | 24-45 | 100 -120 | ||
| 2 | ¢342 | 3 | 4 | Frictional | 9-16 | 24-45 | 100 -120 | |
| 3 | ¢355 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 56 | 100-120 |
| 4 | ¢368 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 56 | 150-180 |
| 5 | ¢377 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 56 | 150-180 |
| 6 | ¢394 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 58 | 180-200 |
| 7 | ¢406 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 58 | 180-200 |
| 8 | ¢419 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 58 | 200-230 |
| 9 | ¢440 / ¢445 | 3 | 4 | 5 | Frictional | 9-16 | 24 – 58 | 220-260 |
| 10 | ¢470 | 3 | 4 | 5 | Frictional | 9-16 | 24 – 60 | 220-260 |
| 11 | ¢482 | 3 | 4 | 5 | Frictional | 9-16 | 24 - 60 | 220-260 |
| 12 | ¢508 | 3 | 4 | 5 | Frictional | 9-16 | 24 – 68 | 260-360 |
| 13 | ¢530 | 3 | 4 | 5 | Frictional | 9-16 | 32 – 92 | 320-400 |
| 14 | ¢540 | 3 | 4 | 5 | Frictional | 9-16 | 32 - 92 | 320-400 |
| 15 | ¢580 / ¢575 | 3 | 4 | 5 | Frictional | 9-16 | 32 – 92 | 360-420 |
| 16 | ¢630 | 3 | 4 | 5 | Frictional | 9-16 | 32 - 102 | 400-500 |
FAQ
1.Are you Factory?
Ans: Yes,we foucs on manufactuer kelly bars for more than 17years old.Our factory locted in Shandong now,own two factories .
