- Pile Driver[3]
- Material Handling Equipment Parts[1]
- General Mechanical Components Stock[10]
- Construction Machinery Parts[10]
- Other Mechanical Parts[4]
- Other Construction Machinery[4]
- General Mechanical Components Design Services[10]
- Machinery Parts Stock[2]
- Mining Machinery Parts[5]
- Springs[1]
- Metal Processing Machinery Parts[1]
- Steel Wire[3]
- Other Gears[1]
- Contact Person : Mr. Wang Yingliang
- Company Name : Xiangtan Zhongwei Heavy Industry Co., Ltd.
- Tel : 86-731-84656596
- Fax : 86-731-84656596
- Address : Hunan,Xiangtan,Yangxi zu,Xianyang farm,Shuangma Town,Yuetang District,Xiangtan
- Country/Region : China
- Zip : 411300
Rotary drilling rig Kelly Bar
Frictions Kelly bar
Outer Diameter (mm) | Elements | Maximum drilling depth (m) | Retracted length (m) |
298 | 4 or 5 | 32.50 to 50 | 7.5 to 11.00 |
324 | 4 | 25.50 to 32.50 | 8.00 to 9.00 |
340 | 4 | 32 to 56 | 9.00 to 16.00 |
355 | 4 or 5 | 19 to 55 | 6.00 to 12.00 |
368 | 3 or 4 | 18 to 52 | 7.00 to 15.00 |
377 | 4 or 5 | 31 to 60 | 8.50 to 13.00 |
394 | 3 or 4 | 21 to 64 | 9.50 to 18.50 |
406 | 4 or 5 | 32 to 77 | 9.00 to 16.50 |
419 | 4 or 5 | 25.70 to 67.50 | 7.50 to 14.50 |
440 | 3 or 5 | 18 to 72 | 7.50 to 15.50 |
470 | 4 or 6 | 32 to 90 | 9.00 to 19.00 |
483 | 4 or 5 | 37 to 77 | 10.50 to 16.50 |
508 | 4 or 5 | 32 to 75 | 9.50 to 16.00 |
*Other dimensions on request
interlocking Kelly bar
Outer Diameter (mm) | Elements | Maximum drilling depth (m) | Retracted length (m) |
254 | 2 or 3 | 10 to 30 | 6.45 to 11.45 |
292 | 2 or 3 | 15 to 42 | 9.35 to 18.20 |
298 | 3 | 15 to 33 | 7.35 to 13.35 |
305 | 3 or 4 | 12 to 36 | 5.75 to 10.50 |
343 | 3 or 4 | 15 to 48 | 7.30 to 14.15 |
355 | 4 | 18 to 43 | 6.00 to 13.00 |
368 | 3 or 4 | 18 to 52 | 8.40 to 15.40 |
377 | 4 | 40 to 48 | 11.00 to 15.00 |
394 | 3 or 4 | 21 to 64 | 9.70 to 18.70 |
406 | 4 | 29 to 62 | 8.50 to 16.50 |
419 | 3 or 4 | 24 to 68 | 10.70 to 19.70 |
440 | 2 or 4 | 18 to 65 | 13.00 to 15.00 |
470 | 3 or 4 | 24 to 64 | 10.70 to 19.25 |
483 | 4 | 31 to 67 | 10.50 to 16.50 |
508 | 4 | 25 to 53 | 7.50 to 14.50 |
559 | 3 ro 4 | 30 to 72 | 13.75 to 21.75 |
*Other dimensions on request
Rotary drilling rig Kelly Bar
