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Geological Exploration Drill Rods / Geological Drill Pipes

Applied in geological exploration, well drilling, and geothermal well drilling projects. The drill string with a pin connection is linked to the locking joint, transmitting the drill rig's torque to the downhole drill bit while also serving as the tool responsible for circulating drilling fluid during the drilling process.

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  • Product Description
  • Applied to Geological exploration, Well Drilling, Geothermal well Drilling Engineering

    There is Geological drill pipe /The drill collar is connected to the Kelly, transmitting the rotary table's torque to the bit at the bottom of the well while also serving as a conduit for circulating drilling fluid. The material used for the collar is selected— Shanghai Baosteel STM-R780 (42MnMo7) is resistant to fatigue, bending, or fracture, and delivers consistently stable and reliable performance. Rod The end undergoes intermediate-frequency heating, hydraulic upsetting for thickening, and then proceeds to… 12 Hours Burial-type tempering ensures the compactness of drill rods, Improve Mechanical properties. All Adopt Precision imported CNC lathes equipped with custom-molded cutting tools for threading operations, Precision also ensures a tight connection with the locking connector.

    We Both is possible Production Different Materials, Length, diameter Drill pipes with wall thickness can also be customized according to the customer’s specified material, length, and wall thickness. Thread Come Custom drill rods.

     

    Outer diameter of the tube

    Thickened version

    Steel grade

    Rod body wall thickness

    Drill pipe weight

    Drill pipe length

    Thread Standards

    Connector diameter

    Inch

    mm

     

     

    mm

    Kg/m

    mm

     

    mm

    1.6

    42

    EU

    DZ50

    6.5

    5.7

    1000–9000

    1:16

    57

    R780

    2

    50

    EU IU

    DZ50

    6.5

    7.1

    1000–9000

    1:16

    65

    R780

    68

    2.375

    60

    EU IU

    R780

    7.1

    9.4

    1000–9000

    NC26

    75

    S135

    78

    2.875

    73

    EU IU

    R780

    8

    12.9

     

    1000–9000

    NC31

    95

    G105

    9.19

    14.5

    105

    S135

    3.5

    89

    EU IU

    R780

    8

    16

    1000–9000

    NC38

    121

    G105

    9.5

    19

    127

    S135

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