AWJ BWJ NWJ KWJ HWJ Tapered Threaded Drill Pipe /Drill rods

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2021年03月31日

DTH ADAPTERS

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AWJ BWJ NWJ HWJ tapered threaded drill rod / drill pipe



AWJ BWJ NWJ KWJ HWJ Tapered Threaded Drill Pipe /Drill rods



Friction Welded Geological Drill rods/drill pipe




Roschen manufacture drill rods are crafted from high quality grade heat treated material ensuring superior wear resistance, strength, and toughness in the most demanding applications.


Drill rods are available in DCDMA standard size AW, BW, NW, HW, PW, SW, TW, UW, ZW with tapered thread tool joints in size AWY, BWY, NWY, etc.


Roschen also manufacture friction welded drill rods for other applications such as DTH Hammer drilling, API thread drill pipe. 


Casing tubes are available in DCDMA standard size AW, BW, HW, NW, PW, SW, TW, UW, ZW and metric size 46-146mm. 


Dimensions of Drill Rods
SizeOD (mm)ID (mm)
AQ44.737.3
BQ55.746.1
NQ69.960.3
HQ88.978
PQ (PHD)114.5101.5
AW/AWJ/AWY43.730.7 
BW/BWJ/BWY54.0 38.0 
NW/NWJ/NWY66.851.0 
HW89.0 71.0 
42mm42.0 30.0 
50mm50.0 37.0 
60mm60.0 48.0 
70mm73.0 54.6 
90mm89.0 69.0 
S7571.0 61.0 




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