| |
三体式可换套稳定器由中心管、稳定套和下接头由螺纹连接而成，能承受相当大的弯曲力，中间套可以在钻台上更换。
The 3-piece sleeve replaceable stabilizer is made of central pipe, sleeve replaceable and bottom sub which are thread connection. The three-piece construction can bear strong bending strength and the sleeve can be easily and quickly replaced on drill floor.
技术规格及参数
| 工作外径 |
L2 |
D2 |
d |
L1 |
L |
适用钻头直径 |
mm |
mm(in) |
| 190.5 (190.0,189.0) |
400
500 |
159 |
57 |
850 |
1800 |
190.5 (7 1/2) |
| 200.0 (199.0,198.0) |
200.0 (7 7/8) |
| 212.7 (212.0,211.0) |
400
500
600 |
159
165
178 |
57
71 |
1800 |
212.7 (8 3/8) |
| 215.9 (215.0,220.0) |
215.9 (8 1/2) |
| 222.2 (22.0,220.0) |
222.2 (8 3/4) |
| 241.3 (240.0,243.0) |
400
500
600 |
178 |
71 |
1800
2000
2100 |
241.3 (9 1/2) |
| 244.5 (244.0,243.0) |
244.5 (9 5/8) |
| 250.8 (250.0,249.0) |
250.8 (9 7/8) |
| 311.2 (310.0,309.0) |
500
600 |
203
209 |
76 |
1800
2000
2200 |
311.2 (12 1/4) |
| 444.5 (17 1/2) |
| 444.5 (443.0,442.0) |
500
600 |
228 |
|
|
