Performance and characteristics:
1.Adoption of advanced international six-key type distribution technology and standard modular design.
2.The whole set of kelly bar with light weight, high strength, high linearity of the single section, thin pipe wall,
small seam between sections and good wear resistance of internal and external keys, it greatly satisfies the special requirements of rotary drilling machine.
3.We have complete materials and specifications, and our kelly bar are capable of supporting any rotary digging machine from both China or abroad. All our kelly bar is full torque and the maximum digging depth of 100 meters.
4.Our kelly bar is manufactured by seamless steel pipe which is specially customized by domestic high quality alloy, also it can be made by Germany imported high-strength seamless steel pipe as customers' requirements.We have 2 types kelly bar,interlocking and frictionThe kelly bar length depends on actual needs of customers or the drilling machines' parameters.
5.With use of advanced processing equipment, processing technology, and tooling manufacture, our kelly bar has matched with many brands drilling machine such as CSR,SANY, SOILMEC ,BAUER etc.
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 | Interlocking | 9-16 | 24-45 | 100 -120 | ||
| 2 | ¢342 | 3 | 4 | Interlocking | 9-16 | 24-45 | 100 -120 | |
| 3 | ¢355 | 3 | 4 | Interlocking | 9-16 | 24 - 56 | 100-120 | |
| 4 | ¢368 | 3 | 4 | Interlocking | 9-16 | 24 - 56 | 150-180 | |
| 5 | ¢377 | 3 | 4 | Interlocking | 9-16 | 24 - 56 | 150-180 | |
| 6 | ¢394 | 3 | 4 | Interlocking | 9-16 | 24 - 58 | 180-200 | |
| 7 | ¢406 | 3 | 4 | Interlocking | 9-16 | 24 - 58 | 180-200 | |
| 8 | ¢419 | 3 | 4 | Interlocking | 9-16 | 24 - 58 | 200-230 | |
| 9 | ¢440 / ¢445 | 3 | 4 | Interlocking | 9-16 | 24 – 58 | 220-260 | |
| 10 | ¢470 | 3 | 4 | Interlocking | 9-16 | 24 – 60 | 220-260 | |
| 11 | ¢482 | 3 | 4 | Interlocking | 9-16 | 24 - 60 | 220-260 | |
| 12 | ¢508 | 3 | 4 | Interlocking | 9-16 | 24 – 68 | 260-360 | |
| 13 | ¢530 | 3 | 4 | 5 | Interlocking | 9-16 | 32 – 92 | 320-400 |
| 14 | ¢540 | 3 | 4 | 5 | Interlocking | 9-16 | 32 - 92 | 320-400 |
| 15 | ¢580 / ¢575 | 3 | 4 | 5 | Interlocking | 9-16 | 32 – 92 | 360-420 |
| 16 | ¢630 | 3 | 4 | 5 | Interlocking | 9-16 | 32 - 102 | 400-500 |
Accessories for Rotary Drilling Rig Kelly bar
Production shop
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 .
Cathy Lee
https://api.whatsapp.com/send?phone=8613311085686
After clicking on the link on the phone you can use Whatsapp to contact me directly.We can discuss more details in there .
