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ZJ50/3150D 1500hp Onshore Drilling Rig

Our CompanyZJ50/3150D (ZJ50D) drilling rig is designed and manufactured in accordance with China National Standard “Type and Basic Parameters of Oil Drilling Rig” and International Standards. All main components are in compliance with appropriate API Specifications. This kind of drilling rig is suitable for drilling exploration and development oil and nature gas well in depth rating to 5000 meters (16,400ft) with 114mm (4-1/2”) drill pipe.

The main features:
- Fully meet 5000 meter (16,400ft ) drilling process requirements;　
- Drawworks, Rotary table and Mud pumps are driven by DC motors.
- This drilling rig mainly consists of crown block, traveling block, hook, swivel, rotary table, drawworks, mud pumps, mast and substructure that all are in compliance with API specifications.
- drawworks is driven by DC motor, with lebus grooving, to be equipped with Crown-O-Matic switch.
- Independent rotary table driven by one suitable DC motor with speed reducer.
- Integrated sling shot type substructure. All equipment on the drill floor is installed at lower position. Utilize power of drawworks to raise both mast and substructure to the work position.

Main Technical Parameters of ZJ50D Drilling Rig:

Main Technical Parameters of ZJ50D Drilling Rig:

  1. Rig nominal Drilling capacity:                      5” DP       4,500m(14,800ft)                4-1/2” DP    5,000m(16,400ft)
  • Max. hook load                                           3150 KN  (700,000.01lbs)    
  • Max. input power of Drawworks              1,500 HP
  • Drawworks hoisting Speeds                     4 steps, step-less change
  • Hoisting lines                                              12 lines
  • Diameter of drilling line:                               3 5 mm (1 3/ 8”)
  • Mast height & type                                      “K” type, 44 .5m (146ft)
  • Substructure type                                       sling shot
  • Drill floor height                                           9m(29.5ft)
  • Substructure Clear height                           7.62 m (25ft)
  • Opening diameter of rotary table:               952.5mm (37 1/2” )
  • Steps of rotary table:                                  Single step, step-less change
  • Driving mode                                               AC-SCR-DC  one to two
  • No. of DC motor                                           7
  • Capacity of mud pump:                               1176kw(1600HP)×2         
  • Coating
  •          Standard three coat epoxy paint system consisting of:
  •          • Blast to near white metal (SSPC-10)
  •          • Zinc rich primer (3 mils D.F.T.)
  •          • Epoxy intermediate coat (4 mils D.F.T.)
  •          • Polyurethane top coat (4 mils D.F.T.) in customer’s color