Replaceable sleeve spiral stabilizer
Product Description
The replaceable sleeve stabilizer are available with two-piece and three-piece construction. The three-piece construction stabilizer is made of a body and a centralizing body(refer to sleeve replaceable). The advantage is that the sleeve can be changed quickly and easily after sleeve hardfacing is worn-out. This kind of stabilizer is especially suitable for working in directional well .
|
Tec hnical parameters for 2-piece replaceable sleeve stabilizer
Bit Dia.
(in) |
Drill collar
dia.(in)
|
Stabilize sleeve
|
The body
|
Thread code on both ends
|
| Length |
Work O.D.
|
Upset end Dia.
|
upset end length |
Fishing neck length |
ID
|
Make-up
Torque
(KN.m)
|
Over length L
|
Drill string type
|
Near bit type
|
|
Near bit Type
|
Drill String
Type
|
Top |
Down |
Top |
Down
|
| 8 1/2 |
6 1/2 |
480 |
214 |
190 |
200 |
600 |
71 |
6.95~7.25 |
1800~1900 |
1800~1900 |
4 1/2 IF |
4 1/2 IF |
4 1/2 IF |
4 1/2 REG |
| 8 1/4 |
470 |
210 |
| 8 |
472 |
203 |
| 7 3/4 |
455 |
197 |
| 12 1/4 |
8 |
555 |
310 |
238 |
76 |
19.7~11 |
1800~2000 |
1800~2000 |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
| 12 |
550 |
305 |
| 11 1/2 |
540 |
292 |
| 11 |
530 |
279 |
| 17 1/2 |
9 |
682 |
444 |
279 |
13.85~16.55 |
7 5/8 REG |
7 5/8 REG |
7 5/8 REG |
7 5/8 REG |
| 17 |
676 |
432 |
| 16 1/2 |
670 |
420 |
| 16 |
644 |
407 |
| 22 |
2000~2200 |
2000~2200 |
| 24 |
| 26 |
|
|
|
|
|
|
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|
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