4"--20"
ISO 9001:2000, ISO 9001:2008, API
Spray-Paint
Elastic
Automatic Reversing
65mn
Centralizer
Unibrom
Wooden Case
Customised
Shandong
8431431
Product Description
Using the spring steel plates, the product is processed by laser cutting, crimp molding and strict heat treatment.
With advanced production techno logy, the product has good performance in centering of the undergauged intervals and the restoring force.
With advanced production techno logy, the product has good performance in centering of the undergauged intervals and the restoring force.
Specification | OD/mm | ID/mm | Length/mm |
| 4-1/2" x 6" | 160 | 116 | 450/575 |
| 5" x 6 " | 160 | 128 | 450/575 |
| 5-1/2" x 7-7/8" | 210 | 140 | 450/575 |
| 5-1/2" x 8-1/2" | 216/245 | 140 | 450/575 |
| 7" x 8-1/2" | 216/230 | 179 | 450/575 |
| 7" x 8-3/4" | 222/233 | 179 | 450/575 |
