Oilfield Oil Rig Equipment Rotary Table Drilling Rig ZP275 27.5 '' Alloy Steel
Oil Rig Equipment Rotary Table ZP275, 27.5'', Oilfield Equipment
Rotary table is effective device used in drilling rig. It is mainly used for: 1. Rotating the drill rod in the process of the rotary table drilling or salvage. 2. Bearing the torque reaction of the drill spindle during the drilling. 3. Suspending the pipe column while unloading the drill rod or well tube. 4.Loosen the thread join while raising the drill rod.
The product is designed, manufactured and examined in accordance with the standards of API Spec 7K.
Features:
• The pinion and gear are made of alloy steel.
• The master bushing for rotary table is made from a steel casting.
• Pin transmission type is suitable for API standard square or hexagonal Kelly roller bushing.
• Effective lubrication and reliable seals are provided by design.
Specification:
| Model | ZP50 | ZP135 | ZP175 | ZP205C | ZP275 | ZP375 | ZP495 |
| Opening Dia.(in) | 7” | 12.25” | 17.5” | 20.5” | 27.5” | 37.5” | 49.5’ |
| Max. static load (Ibf) | 134885 | 303492 | 303492 | 708148 | 1011640 | 1315132 | 2023200 |
| Rated torque (ft-lb) | 5900 | 8850 | 10325 | 16595 | 20282 | 23867 | 47498 |
| Distance between rotary table center and chain wheel internal teeth centerline (ft) | 1.93 | 3.66 | 3.66 | 4.43 | 4.43 | 4.43 | 5.42 |
| Max. speed r/min | 300 | 300 | 300 | 300 | 300 | 300 | 300 |
| Gear ratio (i) | 2.94 | 3.5 | 3.58 | 3.62 | 3.67 | 3.56 | 3.96 |
| Center height (in) | 6.29 | 10.62 | 12.51 | 12.99 | 12.99 | 14.49 | |
| Overall dimension (ft) | 3.05x1.93x 1.77 |
5.59×3.51× 1.24 |
6.24×4.19× 1.88 |
7.57×4.83× 2.19 |
7.92×5.51× 2.25 |
8.09×5.93× 2.35 |
9.89×7.39× 2.69 |
| Mass (Ib) | 1170 | 3007 | 8238 | 9208 | 14931 | 17694 | 24823 |
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