Complaint
Our single piece spring casing centralizer is made out of seamless pipe, no welding parts at all, which makes its restoring force much higher than the other types. We use customized seamless pipe ordered from the leading steel plants in China, guaranteeing its quality and performance in field cementing practices, helping realize better cement distribution around the casing. Our standard is in accordance with API 10D and our certificate number is API 10D-0030.
The sizes cover 4-1/2"~20".
Features:
Technical Parameters:
No. | Specification | ID, mm | Length, mm | Max OD, mm | Bow Spring |
1 | 5-1/2"*8-1/2" | 142-148 | 650±50 | 225±5 | 5 |
2 | 7"*8-1/2" | 181-186 | 650±50 | 235±5 | 6 |
3 | 9-5/8"*12-1/4" | 250-255 | 650±50 | 330±5 | 8 |
4 | 10-3/4"*12-1/4" | 274-276 | 650±50 | 330±5 | 9 |
5 | 13-3/8"*17-1/2" | 342-347 | 650±50 | 450±5 | 11 |
6 | 20"*26" | 510±1 | 600±50 | 660±5 | 12 |
