China DTH Drill Pipe Down-The-Hole Drilling tools Drill rods High Performance
DTH Drill rod is made of high quality material detected by spectrograph, impact and tension test.
With fully digitized processing line introduced from Japan with integral heat treatment equipment
Anti adhesion thread with nitrogen treatment on surface make it easier for handling.
Metallography detection, hardness test, magnaflux inspection, ultrasonic flaw detection, tensile test and impact test ensure products quality.
Application : Geothermal power, Hot spring, drilling projects
Drilling system : Rotary mud water pump and DTH air drilling
Length: 1,500mm - 9,140mm
wall thickness: 6mm-18mm
Thread: NC35
API Reg thread | |||||
Outer diameter mm | Thread | Wall thickness mm | Length mm | Wrench flat mm | Weight approx kg |
114 | 3 1/2 API Reg | 4 | 3000 | 95 | 46 |
114 | 6.3 | 1000 | 95 | 27 | |
114 | 6.3 | 1500 | 95 | 35 | |
114 | 6.3 | 2000 | 95 | 44 | |
114 | 6.3 | 3000 | 95 | 60 | |
114 | 6.3 | 4500 | 95 | 86 | |
114 | 6.3 | 6000 | 95 | 111 | |
114 | 8.8 | 1000 | 95 | 29.5 | |
114 | 8.8 | 2000 | 95 | 54 | |
114 | 8.8 | 3000 | 95 | 77 | |
114 | 8.8 | 6000 | 95 | 134 |
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