CASA Drilling Rig Mait Hitachi Liebherr Kelly Bar Rotary Piling Rig Kelly Bar
1, Performance and characteristics:
FRICTIONAL KELLY BAR:
It is the drill pipe that transmits the axial pressure through the friction force between the layers of rods when the rotary excavator is drilling.The friction rod has the characteristics of simple operation and large drilling depth.It is mainly suitable for soft formation construction. Such as clay,silt,muddy soil,artificial backfill and geological construction with some pebbles, gravel and other foundation bearing capacity lower than 350kPA.
At present, the company's longest one is 120 (300-3-13) equipped with 95 drilling rigs.
2, 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 |
3,Products
Accessories for Rotary Drilling Rig Kelly bar
4,Production shop
6,OUR COMPANY
CERTIFICATION
EXHIBITHION
PACKAGING & SHIPPING
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 .
Welcome Contact Us
Due to space limitations, not all product details are displayed. For details, please consult Cathy Lee, WhatsApp+8613311085686