Big discounting Reverse Circulation Hammers & Bits - Drill Steel – TDS
Big discounting Reverse Circulation Hammers & Bits - Drill Steel – TDS Detail:
The drill pipe,the shortened form of down the hole drill pipe, is a kind of outer flat drill rod. It is mainly used in rotary percussive drilling that contains gases and liquids. Its main components include pipe (rod) body and joint.
Our down the hole drill pipe is manufactured based on the API standards. And according to specific requirements, we also provide this kind of drill pipe in different Chinese and American specifications.
As for its advantages, it has features of big rigidity, good sealing capacity, flat outer structure, and low torque and resistance when rotating.
As to the packaging, a bundle of drill pipes will be packed by one set of steel frame, and a bundle will have 9 to 40 drill pipes.
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 |
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The customer satisfaction is our primary goal. We uphold a consistent level of professionalism, quality, credibility and service for Big discounting Reverse Circulation Hammers & Bits - Drill Steel – TDS , The product will supply to all over the world, such as: Serbia, Nicaragua, Hungary, 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.
By Rosemary from South Korea - 2017.02.28 14:19
The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
By Barbara from Slovenia - 2017.09.30 16:36
