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HDD Drilling Rod

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GEOTEC HDD drill rods, used for horizontal directional drilling from tunneling under roadways to drilling under heavily congested areas. We design and manufacture our own drill pipe, satisfied S135 steel grade after quenching,heat treatment.
>>One of the leading HDD drill rod manufacturers in China.
>>Concentrate on developing and manufacturing HDD drill rod,pilot, reamer,swivel, pull tab,and other accessories.
>>Both of forged one-piece and friction welding drill rod.
>>More than 30 years experience on drill rod manufacturing.
>>Raw material from Shanghai Baosteel.
>>Understang the importance of eco-friendly, no painting on the rod.
>>Compatible with Vermeer, Ditch Witch, Case, other Chinese model of machine.

chemical composition analysis
flaw detection - upset connection area of each pipe is checked by ultrasonic test
hardness inspection
Tensile testing
Make test of each parameter by single parameter measurement of screw thread
Marking Geotec hdd rods
inspection thread
Check packing
Air pressure test of HDD reamer with 4Mpa pressure

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VERMEER COMPATIBLE HDD DRILL PIPE SPECIFICATIONS

Model of the rig	Connection	OD of the Tube (mm)	Wall Thickness (mm)	OD of the joints/upset (mm)	Working Length (mm)	Tempering and Quenching Grade	Min Bending Radius (m)	Max Torque (N.m)
D6×6	FS1#200	38	5.5	48	1829	S135	17.47	1220
D7×11, D10×15 S3	FS1#200	42.2	6	48	1829	S135	29	2040
D10×14, D10×15	FS1#200	42.2	6	48	3048	S135	29	2040
D16×20A, D16×22 Series II D20×22 S3	FS1#250	48.26	6	54	3048	S135	30	2720
D20×22A, D20×22 Series II D20*22 S3	FS1#400	52.4	6.5	57	3048	S135	31	3536
D24×40,D24×40A, D24×40 Series II, D23 × 30 S3 D24×40 S3	FS1#600	60.3	7.1	66.7	3048	S135	33	5440
D40×40	FS1#600	60.3	7.1	66.7	4572	S135	33	5440
D33×44, D36×50, D36 ×50 Series II	FS1#650	60.3	7.5	70	3048	S135	33	6800
D33×44, D36×50, D36 ×50 Series II	FS1#650	60.3	7.5	70	4572	S135	33	6800
D36×50, D36 ×50 Series II, D40×55 S3	FS1#700	68	10.54	79	3048	S135	44.2	6800
D36×50, D36 ×50 Series II	FS1#700	68	10.54	79	4572	S135	44.2	6800
D50×100/Uni60×70	FS1#900	73	9.5	82.55	3048	S135	51.4	12240
D50×100,D50×100A, D60×90	FS1#900	73	9.5	82.55	4572	S135	51.4	12240
D50×100,D80×100Series II, D60×90	FS1#800	88.9	9.35	92	4572	S135	51.4	13600
D100×120 Series II, D130×150, D60×90, D60×90 S3, D100×140, D100×140 S3	FS1#1000	89	12	111	6096	S135	60.2	20400
D55×100	#902	73	10	98	4572	S135	52	17628
D33×44, D36×50, D36 ×50 Series II	FS2	60.3	7.5	70	3048	S135	33	6800
D33×44, D36×50, D36 ×50 Series II	FS2	60.3	7.5	70	4572	S135	33	6800
D100×120	FS2	88.9	10	104.8	6096	S135	60.2	24480

DITCH WITCH COMPATIBLE HDD DRILL PIPE SPECIFICATIONS

Model of the rig	Connection	OD of the Tube (mm)	Wall Thickness (mm)	OD of the joints/upset (mm)	Working Length (m)	Tempering and Quenching Grade	Min Bending Radius (m)	Max Torque (N.m)
JT520	DW 1.21	28.7	5	44.45	1.5	S135	29.5	1220
JT920/921	DW 1.41	42.3	6.5	50.8	2	S135	28	2929
JT920L	DW 1.41	42.3	6	50.8	3.05	S135	28.1	2929
JT1720	DW 1.69	54	6.5	63.5	3	S135	35.8	6772
JT2020/20	DW 1.94	54	7.5	66.7	3	S135	35.8	8240
JT2720	DW 1.94	60.3	7.5	70	3	S135	40	7175
JT25/30	DW 2.11	60.3	8	70	3	S135	40	10542
JT25/2720M1/3020M1	DW 2.11	60.3	8.5	76	3	S135	40	18480
JT4020	DW 2.4	73	10	82.5	4.5	S135	48.5	13440
JT4020M1	DW 2.59	73	10.5	89	4.5	S135	51.4	18284
JT7020/8020	DW 3.27	88.9	9.35	101.6	4.5	S135	59	27132

CHINA COMPATIBLE HDD DRILL PIPE SPECIFICATIONS

Model of the rig	Drill pipe Form	OD of the Tube (mm)	Wall Thickness of Tube (mm)	OD of the Joint (mm)	Thread Type	Pin Length (mm)	Working Length (m)	Recommend Connection Torque (N.m)	Bend Radius (m)	Tempering and Quenching Grade
50(2'')	Forged One-piece	50	6.5	57	ZD50	63.5	2.5	2700	33	S135
60.3 （2 3/8''）	Forged One-piece	60.3	7.5	67	ZD60	70	3	3500	38	S135
73 （2 7/8''）	Forged One-piece	73	8	80	NC23	85	3	5500	46	S135
73 （2 7/8''）	Forged One-piece	73	8	80	NC23	76.2	3	5500	46	S135
73 （2 7/8''）	Forged One-piece	73	10	87	NC26	85	3	6300	55	S135
76 （3''）	Forged One-piece	76.2	10	87	NC26	85	3	6300	55	S135
83 （3 1/4''）	Forged One-piece	83	9.19	92	ZD80	88.9	3	8800	59	S135
89 （3 1/2''）	Forged One-piece	88.9	9.35	105	NC31	88.9	4.5	9200	59	S135
102 （4''）	Friction Welding	101.6	9.19	127	NC38	112	6	14800	98	S135
114 （4 1/2''）	Friction Welding	114.3	9.19	127	NC38	110	6	19000	105	S135
114 （4 1/2''）	Friction Welding	114.3	9.19	139.7	NC40	126.3	6	19000	105	S135
114 （4 1/2''）	Friction Welding	114.3	9.19	158.8	NC46	126.3	6	25000	105	S135
127 （5''）	Friction Welding	127	9.19	168.3	NC50	126.3	6	45000	115	S135
127 （5''）	Friction Welding	127	9.19	168.3	NC50	126.3	9.6	45000	115	S135
140 （5 1/2''）	Friction Welding	139.7	10.54	190.5	51/2FH	139	9.6	65050	120	S135
168 （6 5/8''）	Friction Welding	168.3	10.54	215.9	6 5/8FH	127	9.6	86000	140	S135

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