01 / 02A heavy rod-string component installed where additional axial weight and stability are required in reciprocating pumping service.
| Parameter | Specification |
|---|---|
| Strength grade C/K | 621 MPa minimum reference strength |
| Strength grade D/KD | 793 MPa minimum reference strength |
| Nominal body sizes | 1 1/4, 1 3/8, 1 1/2 and 1 3/4 in |
Used to add weight and improve axial loading in sucker-rod pumping strings.
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