Rapid Delivery for Down The Hole Hammer Factories - Rock Drill Pipe – TDS
Rapid Delivery for Down The Hole Hammer Factories - Rock Drill Pipe – TDS Detail:
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.
According to customers request, from 1000mm to 6000mm length of pipe are available.
| 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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Our products are greatly recognized and trustworthy by users and will fulfill continually shifting economic and social requires for Rapid Delivery for Down The Hole Hammer Factories - Rock Drill Pipe – TDS , The product will supply to all over the world, such as: Benin, Slovakia, San Diego, Our production have been exported to more than 30 countries and regions as first hand source with lowest price. We sincerely welcome customers from both at home and abroad to come to negotiate business with us.
We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
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