|
| |
特点
1. 能有效隔离泥浆与水泥浆，防止混浆；
2. 采用复合材料，易钻除；
3. 有普通式、防转式供选择；
4. 防转式可降低钻除时间。
技术参数
|
套管规格
|
适用套管范围
|
胶碗外径
|
|
in.
|
kg/m
|
lb/ft
|
mm
|
in.
|
|
4-1/2
|
14.14-17.26
|
9.50-11.60
|
110
|
4.331
|
|
5
|
17.11-35.86
|
11.50-24.10
|
122
|
4.803
|
|
5-1/2
|
20.83-39.88
|
14.00-26.80
|
135
|
5.315
|
|
7
|
25.30-56.55
|
17.00-38.00
|
170
|
6.693
|
|
7-5/8
|
35.72-63.69
|
24.00-42.80
|
185
|
7.283
|
|
9-5/8
|
53.57-79.62
|
36.00-53.50
|
235
|
9.252
|
|
10-3/4
|
60.27-97.77
|
40.50-65.70
|
260
|
10.236
|
|
13-3/8
|
71.43-107.15
|
48.00-72.00
|
333
|
13.110
|
|
20
|
139.89-197.93
|
94.00-133.00
|
498
|
19.606
|
|
|
|
