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Type A drill collar slip
相关介绍
The A-type drill collar slip is a multi-piece structure, which can be applied to the change of the outer diameter of the drill collar after wear. It has the characteristics of light weight, large clamping range and firmness. Products are designed and manufactured according to API Spec 7K specifications.
|
Drill collar card model |
A3-4.1/2 |
A3.1/4-4.3/4 | A4.1/4-5.3/4 |
A5.1/2-7 |
A6.3/4-8.1/4 | A8.1/4-10 | A10-11.3/4 | |
| Drill collar outer diameter | in | 3-4.1/2 | 3.1/4-4.3/4 | 4.1/4-5.3/4 | 5.1/2-7 | 6.3/4-8.1/4 | 8.1/4-10 | 10-11.3/4 |
| mm |
76.2-114.3 |
82.55-120.65 | 107.95-146.05 | 139.7-177.8 | 171.5-209.55 | 209.55-254 | 254-298.45 | |
| Applicable lining number | APIorNo.3 | No.2 | ||||||
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