- Contact Person : Ms. Hill nina
- Company Name : Tianjin Kunhec Petroleum Engineering Co., Ltd.
- Tel : 86-22-66370896
- Fax : 86-22-66370890
- Address : Tianjin,Tianjin,8-204, Binhai Jinrongjie No.52, Xincheng Xilu, TEDA, Tianjin, China
- Country/Region : China
- Zip : 300457
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Features
1. Welded by automatic welding machine, the centralizer has uniform welds and reliable strength.
2. Starting force and restoring force exceed API 10D specifications.
3. Hinged design allows convenient field installation.
4. Can be unfolded and stacked flatly, saving storage and transportation cost.
5. Slip-on welded bow spring centralizer is available for slim hole.
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 |
Welded Bow Spring Centralizer - Hinged Type