Online Exporter Down The Hole Hammers - Drill Steel – TDS
Online Exporter Down The Hole Hammers - 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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We often stay with the principle "Quality Very first, Prestige Supreme". We have been fully committed to supplying our consumers with competitively priced high-quality goods, prompt delivery and skilled provider for Online Exporter Down The Hole Hammers - Drill Steel – TDS , The product will supply to all over the world, such as: Barcelona, Russia, Comoros, We are proud to supply our products to every auto fan all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
        









