|
|
| model dct-b non-welded casing centralizer |
|
| |
features
-
non-welded, pressed by punching, high strength.
-
starting force and restoring force exceed api 10d specifications.
-
hinged design allows convenient field installation.
-
can be unfolded and stacked faltly, saving storage and transportation cost.
-
improves displacement efficiency when installed with turbo blades.
specifications
|
casing size
|
hole size
|
max o.d.
|
|
in.
|
in.
|
mm
|
in.
|
|
20
|
24/26
|
650/714
|
25.591/28.110
|
|
18-5/8
|
22/24
|
590/680
|
23.228/26.772
|
|
16
|
20/22
|
550/613
|
21.654/24.132
|
|
14
|
18
|
484
|
19.055
|
|
13-3/8
|
17-1/2
|
470
|
18.504
|
|
12-3/4
|
17- 1/2
|
466
|
18.346
|
|
10-3/4
|
12-1/4
|
370
|
14.567
|
|
9-5/8
|
12-1/4
|
375
|
14.764
|
|
7-5/8
|
9-7/8
|
273
|
10.748
|
|
7
|
8- 1/2
|
252
|
9.921
|
|
6-5/8
|
8- 1/2
|
245
|
9.646
|
|
5- 1/2
|
8- 1/2
|
256
|
10,079
|
|
5
|
6- 1/2
|
190
|
7.480
|
|
4-1/2
|
6
|
181
|
7.126
|
|
|
|
