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pipe drill

  • DTH Drill Pipes

    DTH Drill PipesDTH Drill Pipe DTH drill pipes are widely used in mining, water well drilling,geothermal, oil and all kinds of DTH rock drilling, with high quality low carbon steel to ensure good resistance to strengthen and tensile, friction welded to ensure the adapter and pipe connect tightly as a whole set...

  • DTH Drill Pipe Supplier

    DTH Drill Pipe SupplierDTH Drill Pipe supplier Basic concept: The usual components of the drill string are: drill bit, drill collar, drill pipe, stabilizer, special joint and square drill pipe. The main role of the drill string is: (1) from the drill bit; (2) the application of pressure; (3) transmission power; (4)...

  • API DTH Drill Pipe For Mining And Stone Quarrying

    API DTH Drill Pipe For Mining And Stone QuarryingAPI DTH Drill Pipe For Mining And Stone Quarrying Brief introduction: 3 1/2" API DTH Drill Pipe For Mining And Stone Quarrying DTH drill tubes are used for connecting DTH hammer and DTH button bits; they are made from seamless tubes. According to different application, different diameters...

  • API DTH Drill Pipe Manufacturer

    API DTH Drill Pipe ManufacturerAPI DTH Drill Pipe Manufacturer Introduction: Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel tube with a pin at one end and a box on the other. The job of the drill pipe is to transmit rotational torque and thrust from the drill rig rotary head to...

  • Oil Drill Pipe

    Oil Drill PipeOil Drill pipe Product Description The drill stem / drill string including DP (drill pipe), HWDP (heavy weight drill pipe), DC (drill collar), Kelly etc. The accessories, such as tool joint, drilling tool lifting sub, cross-over sub and so on are also available according to customers'...