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casing bow spring centralizer
Super-strength spring steel is applied to centralize casing in wellbore,and improve cementing quality.
Features:
1,Every attachment is pressed into shape by moulding instead of welding and rivet.
2,3-section structure for easy transport.
3,Starting force and restoring force conform to API standards.
4,Easy-and-convenient to use.
5,Alternative turbulence plates can effectively improve displacement efficiency.
Model |
Max OD(mm) |
ID(mm) |
Length(mm) |
4-1/2" x 6" |
145 |
116.5 |
200 |
5" x 6" |
145 |
129 |
200 |
5-1/2" x 8-1/2" |
205-210 |
142 |
200/300 |
6-5/8" x 8-1/2" |
205-210 |
171 |
200/300 |
7" x 8-1/2" |
205-210 |
181 |
200/300 |
7" x 9-1/2" |
225-235 |
181 |
200/300 |
7" x 9-5/8" |
225-235 |
181 |
200/300 |
9-5/8" x 12-1/4" |
300-305 |
248 |
200 |
13-3/8" x 17-1/2" |
430-435 |
346 |
200 |
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