Drill pipe, Dnipropetrovsk region.

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Drill pipes are seamless circular cross-section products obtained by rolling.

Drill pipes are an integral part of the drill string, providing a mechanical and hydraulic connection between the cutting tool (bit) working at the bottom and the surface drilling equipment.

Pipes are used for:

transportation of the rock-breaking tool along the well;
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formation of the required rotation and torque with simultaneous transmission of the axial load;

lifting working tools from the bottom of the well to the surface;

for supplying drilling fluid, which performs the function of cooling the cutting element;

for the supply of flushing fluid for cleaning the wellbore from the drilled rock;

creation of hydraulic energy when using cutting engines.
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