400tons hdd Drilling Rig
Description
1.Equipped with Dong feng cummins engine, large power, stable performance,lower fuel consumption, lower noise, more suitable working in urban area.;
Technical Date
| 1 | Driving head max. theoretical torsion N·m | 140000 | |
| 2 | Driving head max. theoretical push & pull force (KN) | 4000 | |
| 3 | Max. working pressure set in system (MPa) | 35 | |
| 4 | Max. flow in the hydraulic system(L/min) | 2215 | |
| 5 | Drill pipe diameter(inch) | From 5 to 6-5/8 | Petroleum standard drill pipe |
| 6 | Max. length of drill pipe(m) | 9.6 | |
| 7 | Driving head max. rotation speed(rpm) | 92 | |
| 8 | Driving head max. push & pull speed(m/min) | 40 | |
| 9 | Main spindle floating distance(mm) | 100 | |
| 10 | Mud pump channel diameter(cun) | 3 | |
| 11 | Max. mud flowing volume(L/min) | 2000 | |
| 12 | Max. mud pressure (MPa) | 12 | |
| 13 | Entry angle(°) | 9-16 | |
| 15 | Max. unscrewing force of pipe jaw(N·m) | 370000 | |
| 16 | Rig Size(Length×Width×Height (mm) | 18200×3000×3460 | Transportation condition |
| 17 | Rig weight(T) | About 60 | |
| 21 | Permitted working Temperature ℃ | -30~50 | |
| 22 | totalvolum of hydraulic oil tank (L) | 1660 | |
| 23 | totalvolum of diesel tank (L) | 2500 | |
| 24 | Permitted environment humidity % | >90 | |
| 25 | Permitted working altitude(m) | 0-2000 | |
| 26 | Referential back-reaming aperture (mm) | φ2000 | Soil depended |
| 27 | Referential drilling distance (m) | 3300 | Soil depended |
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