drill pipe
Drill pipes
1) OD: 23/8 "2 7/8", 3 1/2", 4 1/2", 5"
2) Grade:DZ50, R780, G105, S135.
3) Drill Pipe is according to API5DP
Feature:
1. High precision in size and shape
2. Good low temperature toughness
3. Excellent comprehensive mechanical properties
4. High connection strength and sealability
5. Large inside diameter of tool joint
6. High torque resistance
7. High fatigue strength and long fatigue life
| Drill Pipe Diameter |
Thickness Style | Steel Grade | Pipe Wall Thickness |
Outside Diameter of Thick Side |
Inside Diameter of Thick Side |
| Φ60 | External Upset | DZ50,R780 | 6/7.11 | Φ65 | Φ46 |
| G105 | 7.11 | Φ65 | Φ40 | ||
| Φ73 | External Upset | DZ50,R780 | 9 | Φ81 | Φ54 |
| G105 | 9.19 | Φ81 | Φ49 | ||
| Φ89 | External Upset | DZ50,R780 | 10 | Φ98 | Φ66 |
| G105 | 9.35 | Φ98 | Φ63.5 | ||
| Φ114 | Internal&External Upset | DZ50,R780 | 8 | Φ127 | Φ92 |
| G105 | 8.56 | Φ119 | Φ73 | ||
| External Upset | G105 | 8.56 | Φ127 | Φ90.5 | |
| Φ127 | Internal&External Upset | DZ50,R780 | 10 | Φ130 | Φ90.5 |
| G105 | 9.19 | Φ130 | Φ90.5 |
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