DTH drill rod

DTHtapereddrillroddrillpipe-白底

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 offering50mm,60mm,76mm,89mm,95mm,102mm,114mm127mm,140mm,159mmetc.

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, from1000mmto6000mmlength of pipe are available.

Main Parameter

Outer diameter	Thread	Wall thickness	Length	Wrench flat	Weight
mm	Thread	mm	mm	mm	Approx Kg
76	2-3/8 API REG	5.5	1000	57	17
			1500		22
			2000		26
			3000		35
			1000	65	17
			1500		22
			2000		26
			3000		35
		6.5	3000		46
			4500		56
			6000		73
89	2-3/8 API REG	5.5	1000	65	20
			1500		25
			2000		30
			3000		40
		6.5	1000		21
			1500		26
			2000		32
			3000		45
			4500		65
			6000		84
102	2-3/8 API REG	6.5	1000	75	25
			1500		33
			2000		40
			3000		55
			4500		78
			6000		100
	2-7/8 API REG		1000	83	25
			1500		33
			2000		40
			3000		55
			4500		78
			6000		100
114	3-1/2 API REG	6.5	1000	95	31
			1500		40
			2000		49
			3000		66
			4500		86
			6000		110