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NRQ Diamond Coring Wireline Drill Rod Sufficient Strength For Deep Hole Drill

Categories Wireline Drill Rod
Brand Name: Sinocoredrill
Model Number: NRQ
Certification: ISO-9001
Place of Origin: CHINA
Name: NRQ Drill Rod
Type: Drill Pipe
Model: NRQ , HRQ
Use: Drilling
Material: XJY 850
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NRQ Diamond Coring Wireline Drill Rod Sufficient Strength For Deep Hole Drill

NRQ Diamond Coring Wireline Drill Rod Provides Sufficient Strength For Deep Hole Drill


PRODUCT DESCRIPTION


Sinocroedrill offers NRQ NWL wireline drill rod for use with NQ core barrel. NRQ drill rod is ideal for use in wireline core drilling and is available for application in standard DCDMA N size hole.

NRQ drill rod features:

TUBES
-High quality alloy steel tubes
-Consistent concentricity, straightness and heat treatment

THREAD
-Tapered and course threads provides easy make and break
-Course NRQ thread provides sufficient strength
-Provide additional load efficiency of 50% for the demanding conditions

CASE HARDENDING
-NRQ drill rod has case hardened thread.
-NRQ drill rod pin thread crest is hardened to nominal HRC 55 to eliminate damaging adhesion wear
-Eliminates the transfer of wear material back and forth which is what happens between threads of equal hardness, leading to large scale galling and joint seizing.


NRQ Rod Nominal ParameterMetricImperial
NRQ Drill Rod OD69.9mm2.752in
NRQ Drill Rod ID60.3mm2.374in
NRQ Drill Rod Weight23.4kg/3m52.4lb/3m
NRQ Drill Rod Thread Pitch8.5mm3/in
NRQ Drill Rod Pin Thread Length41.9mm1.65in


Quality NRQ Diamond Coring Wireline Drill Rod Sufficient Strength For Deep Hole Drill for sale
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