Brief description
1.The sucker rod centralizer is a supporting tool designed to decrease the pumping energy loss, increase the pumping efficiency, prevent the eccentric wear of sucker rod and protect the tubing.
2.Centralizers for sucker rods are used for centering sucker rods in wells.
Features
1.Protect the tubing and the sucker rod coupling from high wear;
2. Clean sucker rods and tubings from asphaltene-pitch-paraffin deposits.
Setup dimensions and connections
Specification and type | MaxOD(mm) | Cenralizer length(mm) | Centralizer sleeve length(mm) | Suitable casing ID(mm) | Material quality | HRB | Fatigue life number | |
Basic size | Limit deviation | |||||||
FZ46X3/4ZZ | 46 | ±0.13 | 320 |
100 |
50 |
35CrMo |
257-283 |
107 |
330 | ||||||||
340 | ||||||||
FZ46X15/16ZZ | 58 | ±0.15 | 330 |
62 | ||||
340 | ||||||||
FZ46X11/16ZZ | 58 | 350 | ||||||
FZ46X13/16ZZ |
70 | ±0.15 | 330 | 76 | ||||
340 | ||||||||
FZ46X15/16ZZ | 350 | |||||||
FZ46X13/8ZZ | 360 | |||||||
FZ46X19/16ZZ | 370 | |||||||
