
Base Info
- Model NO.:CENTRALIZER
Description
Basic Info.
Model NO. CENTRALIZERProduct Description
API Integral Spring Centralizer with Stop CollarBow spring centralizers, both welded and non-welded, are to help center casing in wellbore, allowing even
distribution of the cement around the casing during cementing operations according to API 10D standard.
The sizes cover 4-1/2"~20".
Features:
- Designed for high restoring force and low starting and running force.
- End collars are designed with self-locking action, which are easy to assemble.
- Undergo special coating process to prevent it from rusting.
- Can be shipped in half assembled condition to save costs in shipping and storage.
- Specifications: 4-1/2"~20". Any special size or combination is available on request.
Technical Parameters:
No. | Specification | Bow Type | ID, mm | Length, mm | Max OD, mm | Bow Spring |
1 | 5-1/2"*8-1/2" | I, II | 142-148 | 650±50 | 225±5 | 5 |
2 | 7"*8-1/2" | I, II | 181-186 | 650±50 | 235±5 | 6 |
3 | 9-5/8"*12-1/4" | I, II | 250-255 | 650±50 | 330±5 | 8 |
4 | 10-3/4"*12-1/4" | I, II | 274-276 | 650±50 | 330±5 | 9 |
5 | 13-3/8"*17-1/2" | I, II | 342-347 | 650±50 | 450±5 | 11 |
6 | 20"*26" | I, II | 510±1 | 600±50 | 660±5 | 12 |