Application:Be used for Rotary piling rig drilling tools dig hole in rock or soil layer.
Type:Telescopic Kelly Bar 2-6 sections
Lock Type:Interlocking / Frictional / Combined kelly bar
Drilling Depth :10-110m
Drilling Diammeter:400-3000mm
| OEM/ODM | Both |
| Material | Q345B /Q460D / 35CrMo With Special Heat Treatment |
| Manufacture Process | Robot Welding ,Gas Shielded welding , Manual DC Welding |
| Tailored | Round /Square |
Specification
| No. | Diammeter of The First Section | Sections | Key Pressure Type | Length of per section(m) | Drill depth | Torque(KN.M) |
| 1 | ¢299 | 3 | | | Interlocking | 9-12 | 24-45 | 100 -120 |
| 2 | ¢342 | 3 | 4 | | Interlocking | 9 - 12 | 24-45 | 100 -120 |
| 3 | ¢355 | 3 | 4 | | Interlocking | 9 - 14 | 24 - 56 | 100-120 |
| 4 | ¢368 | 3 | 4 | | Interlocking | 9 - 14 | 24 - 56 | 150-180 |
| 5 | ¢377 | 3 | 4 | | Interlocking | 9 - 14 | 24 - 56 | 150-180 |
| 6 | ¢394 | 3 | 4 | | Interlocking | 9 - 15 | 24 - 58 | 180-200 |
| 7 | ¢406 | 3 | 4 | | Interlocking | 9 - 15 | 24 - 58 | 180-200 |
| 8 | ¢419 | 3 | 4 | | Interlocking | 9 - 15 | 24 - 58 | 200-230 |
| 9 | ¢440(445) | 3 | 4 | | Interlocking | 9 - 15 | 24 – 58 | 220-260 |
| 10 | ¢470 (482) | 3 | 4 | | Interlocking | 9 - 16 | 24 – 60 | 220-260 |
| 11 | ¢508 | 3 | 4 | | Interlocking | 9 – 18 | 24 – 68 | 260-360 |
| 12 | ¢530 (540) | 3 | 4 | 5 | Interlocking | 9 – 20 | 32 – 92 | 320-400 |
| 13 | ¢580(575) | 3 | 4 | 5 | Interlocking | 9 – 20 | 32 – 92 | 360-420 |
| 14 | ¢630 | 3 | 4 | 5 | Interlocking | 9 - 22 | 32 - 102 | 400-500 |
Our company founded in 2004, headquartered in Beijing, branch factory in Shouguang, Shandong. The company is mainly engaged in the production and sales of rotary piling kelly bars , drilling tools, rotary piling rig overhaul, rig sales and accessories supply.
Over the years we focus on research and development of the production of kelly bars, drill tools, with complete kelly bars fabriction and testing equipments, as well as we own professional research , design, sales and after-sales service team. Our company has a number of self-developed patented products, matched with domestic and abroad brands such as SANY, CRRC, XCMG, Bauer, Soilmec, IMT and other brand rigs , exported to Southeast Asia, the United States, Russia, the Middle East and other countries.
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Interlocking Drilling Kelly Bar For Sand Gravel Rock Layer Images
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