Drill pipe (Drill collar (DC))
Drill collar 203 mm, bore 90 mm
We supply drill collar, diameter 203 mm, bore (ID) 90 mm. Steel grade AISI 4145H. Please specify in your enquiry: length, elevator recess, slick zone and any other requirements.
Drill collar (DC)203 mm90 mmAISI 4145HAPI Spec 7-1
| Type | Drill collar (DC) |
| Diameter (OD) | 203 mm |
| Steel grade | AISI 4145H |
| Bore (ID) | 90 mm |
| Length | R2 ≈ 9.1–9.5 m |
| Cross-section | Round |
| Thread protector | Metal |
| Standard | API Spec 7-1 |
| Condition | New |
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