China Factory for Hole Opener - DTH Tubes – TDS
China Factory for Hole Opener - DTH Tubes – TDS Detail:
A drill pipe is a high-strength steel pipe used in drilling. Depending on the drilling method and purpose of drilling, pipes come in different thickness and lengths, with the most common lengths being 3-10 meters. Drill pipes are joined together one by one as the drill progresses deeper into the bedrock. Together, the pipes form a drill string, which can extend several kilometers down into the ground.
Raw Material:Hot rolled seeamless pipe,from BAO STEEL/TPCO/BAO GANG and so on,Strictly in accordance with the relevant standards inspection, through the production plant, processing plant two inspection, to ensure the quality of raw materials.
Productive Process:Upsetting—–Heat Treating—-Straightening—-NDT—-Paint Spraying—-Packing
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:
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"Based on domestic market and expand overseas business" is our development strategy for China Factory for Hole Opener - DTH Tubes – TDS , The product will supply to all over the world, such as: Karachi, Sri Lanka, Afghanistan, We've been always creating new technology to streamline the production, and give products with competitive prices and high quality! Customer satisfaction is our priority! You can let us know your idea to develop unique design for your own model to prevent too much similar parts in the market! We are going to present our best service to satisfy all your needs! Remember to contact us right away!
By Meroy from Uruguay - 2018.06.05 13:10
We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
By Pag from Lithuania - 2017.11.20 15:58
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