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GFZ-F Positive Centralizer
      Promulgator ：admin      Time：2016-05-08

Features

  1. Used for cased hole.
  2. Larger flow area than conventional rigid centralizer.
  3. Non-welded, pressed by punching, high strength.
  4. Hinged design allows convenient field installation.
  5. Can be unfolded and stacked flatly, saving storage and transportation cost.

Specifications


Casing Size

Hole Size

Max O.D.

in.

in.

mm

in.

4-1/2

6

146.1

5.752

5

6-1/2

158.8

6.252

5-1/2

8-1/2

209.6

8.252

7

8-1/2

209.6

8.252

7-5/8

9-1/2

235

9.252

9-5/8

12-1/4

304.8

12.000

10-3/4

12-1/4

304.8

12.000

13-3/8

16

400

15.748

13-3/8

17-1/2

438

17.244

 
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