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bauer interlocking kelly bar
BAUER-interlock Kelly bar adopts the international advanced six-ribs distribution technology. The inner keyboards and outer keyboards are manufactured from overall forging and pressing high-tensile steel
The special heat treatment which make this style Kelly bar with high abrasion resistance, compression resistance and excellent welding properity.
BAUER-interlock Kelly bar is based on domestic rig configuration and condition demand, combined with the home and abroad advanced manufacture technology, supporting domestic and foreign rotary piling rig.
序号 |
钻杆外径 |
节数 |
加压键形式 |
单节长度 |
参考深度 |
额定扭矩 |
||
1 |
¢299 |
3 |
4 |
|
宝峨式 |
9-12 |
24-45 |
100 -120 |
2 |
¢342 |
3 |
4 |
|
宝峨式 |
9 - 12 |
24-45 |
100 -120 |
3 |
¢355 |
3 |
4 |
|
宝峨式 |
9 - 14 |
24 - 56 |
100-120 |
4 |
¢368 |
3 |
4 |
|
宝峨式 |
9 - 14 |
24 - 56 |
150-180 |
5 |
¢377 |
3 |
4 |
|
宝峨式 |
9 - 14 |
24 - 56 |
150-180 |
6 |
¢394 |
3 |
4 |
|
宝峨式 |
9 - 15 |
24 - 58 |
180-200 |
7 |
¢406 |
3 |
4 |
|
宝峨式 |
9 - 15 |
24 - 58 |
180-200 |
8 |
¢419 |
3 |
4 |
|
宝峨式 |
9 - 15 |
24 - 58 |
200-230 |
9 |
¢440(445) |
3 |
4 |
|
宝峨式 |
9 - 15 |
24 – 58 |
220-260 |
10 |
¢470 |
3 |
4 |
|
宝峨式 |
9 - 16 |
24 – 60 |
220-260 |
11 |
¢508 |
3 |
4 |
|
宝峨式 |
9 – 18 |
24 – 68 |
260-360 |
12 |
¢530 |
3 |
4 |
5 |
宝峨式 |
9 – 20 |
32 – 92 |
320-400 |
13 |
¢580(575) |
3 |
4 |
5 |
宝峨式 |
9 – 20 |
32 – 92 |
360-420 |
14 |
¢630 |
3 |
4 |
5 |
宝峨式 |
9 - 22 |
32 - 102 |
400-500 |
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