20" casing centraliser bow spring str centralizer price
1. Sizes ranging from 4-1/2" to 20"
2. Hinged type collar
3. non welded type bow
4. Apply in stab in type cement jobs
5. High restoring force
Description of Hinge Spring Centralizer
Premium quality Bows are made of special Double Rolled Alloy Steel and hot formed in totally controlled
Heat Treatment Plant to achieve the uniform hardness all over and good spring action.
End Collars are designed with self-locking action, which are easy to assemble, time saver and having strong grip.
These Centralizers undergo a special Iron Phosphate coating process to prevent from Rust and then coated with special Polyester Powder.
These are available in 4 1/2" to 20 " sizes. Any special sizes or combination can be made available on request.
Specifications of Hinge Spring Centralizer
| 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 |
Audited Supplier 
){kind=link}
){kind=link}