factory customized Thread Coupling Sleeve - Rock Drill Pipe – TDS

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"Control the quality by the details, show the strength by quality". Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for Mining Drill Rod, China Thread Bit Manufacturer, Deep Well Drilling Rig, We are now looking forward to even greater cooperation with overseas customers based on mutual benefits. If you are interested in any of our products, please feel free to contact us for more details.
factory customized Thread Coupling Sleeve - Rock Drill Pipe – TDS Detail:

Product overview导航栏

Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe 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 down hole drilling tools.

According to different application, different diameters of drill tubes are needed, basically, smaller DTH hammers need smaller DTH drill tubes, vice versa. Usually we are offering 50mm, 60mm, 76mm, 89mm, 95mm, 102mm, 114mm, 127mm, 140mm, 159mm.
Usually the threads are standard API connections, like 2 3/8″ API REG thread, 3 1/2″ API REG thread or API IF thread, etc.
According to customers request, from 1000mm to 6000mm length of pipe are available.

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Specification导航栏

  Size Nominal mass Lb/ft Calculated weight type Wall thickness
in. mm lb/ft kg/m in. mm
2 3/8 60.3 6.65 6.26 9.32 0.28 7.11
2 7/8 73 10.4 9.72 14.48 0.362 9.19
3 1/2 88.9 9.5 8.81 13.12 0.254 6.45
3 1/2 88.9 13.3 12.31 18.34 0.368 9.35
3 1/2 88.9 15.5 14.63 21.79 0.449 11.4
3 1/2 88.9 15.5 14.63 21.79 0.449 11.4
4 101.6 14 12.93 19.26 0.33 8.38
4 1/2 114.3 13.75 12.24 18.23 0.271 6.88
4 1/2 114.3 16.6 14.98 22.31 0.337 8.56
4 1/2 114.3 20 18.69 27.84 0.43 10.92
5 127 16.25 14.87 22.15 0.296 7.52
5 127 19.5 17.93 26.71 0.362 9.19
5 127 19.5 17.93 26.71 0.362 9.19
5 127 25.6 24.03 35.79 0.5 12.7
5 127 25.6 24.03 35.79 0.5 12.7
       5 1/2        139.7                      21.90         19.81        29.51         0.361          9.17
       5 1/2        139.7                            24.70         22.54        33.57         0.415        10.54

Product detail pictures:

factory customized Thread Coupling Sleeve - Rock Drill Pipe – TDS detail pictures

factory customized Thread Coupling Sleeve - Rock Drill Pipe – TDS detail pictures

factory customized Thread Coupling Sleeve - Rock Drill Pipe – TDS detail pictures


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In order to best meet client's needs, all of our operations are strictly performed in line with our motto "High Quality, Competitive Price, Fast Service" for factory customized Thread Coupling Sleeve - Rock Drill Pipe – TDS , The product will supply to all over the world, such as: Nicaragua, Sierra Leone, Ottawa, We've been consistently broadening the market within Romania in addition to preparation punching in extra premium quality merchandise connected with printer on t shirt so that you can Romania. Most people firmly believe we've the whole capacity to provide you happy solutions.
  • In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
    5 Stars By Candance from Albania - 2018.06.03 10:17
    This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.
    5 Stars By Aaron from Hongkong - 2018.09.21 11:44
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