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Long Life Good Quality Core Drill Rod NQ HQ PQ Drill pipe for Exploration Drilling Rig

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Long Life Good Quality Core Drill Rod NQ HQ PQ Drill pipe for Exploration Drilling Rig

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Brand Name :	ROSCHEN
Model Number :	NQ HQ PQ
Certification :	ISO
Price :	Negotiate
Supply Ability :	1000000000 PCS

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Long Life Good Quality Core Drill Rod NQ HQ PQ Drill pipe for Exploration Drilling Rig

Long Life Good Quality Core Drill Rod for Drill Rig

Roschen drill rods are all manufactured by CNC machines. They're made of high quality alloy steel. All our drill rods are complete heat-treated. Our rods will be also suited to drill deep holes. From drillers' feedback, our rods have drilled up to 3000 meters depth.

Wireline Drill Rods Technical specifications
Wireline Series Drill Rod Parameter-Geological Steel Pipe-Entire Length Thermal Treatment NC Lathe With Former Cutters
Description	Unit	BQ	NQ	HQ	PQ
OD/ID	mm	55.6/46	71/60	89/77.8	114.3/101.6
Thickness	mm	4.8	5.5	5.6	6.35
Length	m	1.5 or 3	1.5 or 3	1.5 or 3	1.5 or 3
Weight	kg/m	6.01	8.8	11.51	17.3
Thread Length	mm	44.45	44.45	44.45	63.5
Thread Pitch	thread/inch	3	3	3	2.5
Box Thread Tooth Height	mm	0.76	0.76	0.76	1.17
Pin Thread Tooth Height	mm	0.88	0.88	0.88	1.27
Thread Tooth Angle	.	29	29	29	29
Tensile Resistance(A Series)	kn	400	530	510	565
Tensile Resistance(B Series)	kn	450	615	625	660
Bore Depth	m	1200	1000	900	800

Wireline Drill Rods Technical specifications
Wireline Series Drill Rod parameter-geological steel pipe-entire length thermal treatment NC lathe with former cutters
Spec.	Unit	BQ	NQ	HQ	PQ
OD/ID	mm	55.6/46	69.9/60.3	88.9/77.8	114.3/101.6
Length	m	1.5 or 3	1.5 or 3	1.5 or 3	1.5 or 3
Weight	kg/m	6.01	8.8	11.51	17.3
Thread Length	mm	42	42	41.91	63.5
Thread Pitch	thread/inch	3	3	3	2.5
Box Thread Tooth Height	mm	0.76	0.76	0.76	1.17
Pin Thread Tooth Height	mm	0.88	0.88	0.88	1.27
Thread Tooth Negative Angle	.	5	5	5	5
Tensile Resistance(A)	kn	450	525	545	565
Tensile Resistance(B)	kn	530	625.5	602	660
Process	Cutting-Upsizing-Machining-Heat Treatment-Machining-Phosphating-Antirust.
Type	Connect Directly, Coupling, Upsizing Without Coupling.
Material	30CrMnSiA or 45MnMoB(A grade), XJY850 or BG850( B grade)

Long Life Good Quality Core Drill Rod NQ HQ PQ Drill pipe for Exploration Drilling Rig

For more information, pls contact us:

Phiger Leo
Direct Line: 0086-137-6419 5009
WeChat: +86-137-6419 5009

WhatsApp: +86-137-6419 5009
================================================================
ROSCHEN@ INC.
ROSCHEN@ GROUP LIMITED
ROBERT ROSCHEN@ LIMITED
ROSCHEN@ HOLDINGS LIMITED
HEFEI ROSCHEN@ TOOL CO., LTD.
ROSCHEN@ GEOLOGICAL TOOL CO.,LTD.
SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.
ROSCHEN@ GEOLOGICAL INSTRUMENTS CO., LTD.
EMAIL: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschendrill.com
http://www.roschenmining.com
http://www.roschendrilling.com
http://www.explorationcoredrilling.com
http://www.roschen.net
http://www.roschen.cn
http://www.roschen.com
================================================================

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