| Customization: | Available |
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| Warranty: | 300h |
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API 135mm Downhole Motor Spherical hinge universal shaft for petroleum-equipment-machinery drilling tool
Compared with other universal shafts, the spherical universal shaft has the advantages of large torque resistance, strong fatigue resistance and small axial clearance. The material all uses 40CrNiMo forging material, the material each mechanical performance is very excellent.
| Type | 135mm | |
| The size of Ball bearings | ∅18*30 | |
| The number of Ball bearings | 12 | |
| length (mm) | 880mm | |
| Top Connection | 2-7/8REG | |
| Bottom Connection | 2-7/8REG | |
| Features | High kick-off, large torque | |
| All sizes can be customized | ||
Weifang Shengde Petroleum Machinery Manufacturing Co. , Ltd. is a professional factory which integrating R & D, design and production. China National Petroleum Corporation and China National Petroleum Sinopec Corporation first-class supplier.
Main products are Downhole Motor series, screw pump series, PDC bit series.
Annual production capacity can reach to 5000 sets of screw drilling tools and 900 sets of screw pump series.
2.We have an independent physical and chemical laboratory, professional inspection engineers, can handle any mechanical performance tests and heat treatment experiments
3.All kinds of Downhole Motor models complete, dedicated to serve you
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