Down to Hole Drill Tube for DTH Hammer

• Customization: Available
• Length: 1.0-6.0m
• Usage: Ore Mining
• Model NO.: 2 3/8"/2-7/8"/3-1/2"/4 1/2"
• Material: Hard Steel
• Size: Various Size Available
• Certificate: SGS, CE
• Aplication: Coal Drilling, Stone Drilling, Mine Drilling
• Export Markets: Global
• Wall Thickness: 5.5mm ~ 8mm
• Model No: 2 3/8", 2-7/8", 3-1/2", 4 1/2" API Reg
• Diamete: 76mm (3") ~ 146mm (5-3/4")
• Key Word: DTH Drill Pipe, Dht Drill Rod.
• Export Experience: 10 Years
• Transport Package: Plywood
• Specification: CE
• Trademark: Bestlink
• Origin: China
• HS Code: 72288000
• Production Capacity: 2000PCS Per Month

Product Description

Features:
DTH Drill rod is made of high quality material detected by spectrograph, impact and tension test.
With fully digitized processing line introduced from Japan with integral heat treatment equipment
Anti adhesion thread with nitrogen treatment on surface make it easier for handling.
Metallography detection, hardness test, magnaflux inspection, ultrasonic flaw detection, tensile test and impact test ensure products quality.

Length: 1, 000mm ~ 9, 000mm;
Diameter: 76mm (3") ~ 146mm (5-3/4");
Wall Thickness: 5.5mm ~ 8mm;
Connection Thread: 2 3/8", 2-7/8", 3-1/2", 4 1/2" API Reg. Or API IF Thread.







Xiamen Bestlink Factory Co., Ltd since 1985 is committed to providing the best drilling and cutting machine, tools and accessories products in marble and granite stone quarrying, as well as in civil engineering application, especial demolition project. It is now a leading manufacturer of cutting and drilling equipment for the extraction of marble, granite and ornamental stones in china.
Most of our products are of our own proprietary intellectual property rights, such as Pneumatic mobile rock drill, DTH driller, Hydraulic splitting machine, Hydraulic stone stamping machine, Mushroom stone machine.

Outer diameter mm	Thread	Wall thickness mm	Length mm	Wrench flat mm	Part No.	Weight approx kg
RD thread
70	RD 50-6	4	3000	55	240-8330,40-04	23.2
76		4	1500	65	240-8415,40-04	16
76		4	2000	65	240-8420,40-04	19
76		4	3000	65	240-8430,40-04	26
API Reg thread
76	2 3/8 API Reg	4	1000	65	210-8410,40-04	11
76		4	1500	65	210-8415,40-04	15
76		4	2000	65	210-8420,40-04	18
76		4	3000	65	210-8430,40-04	25
76		6.3	1000	65	210-8410,40-06	14
76		6.3	1500	65	210-8415,40-06	20
76		6.3	2000	65	210-8420,40-06	25
76		6.3	3000	65	210-8430,40-06	36
89		4	1000	65	10-8510,40-04	14
89		4	1500	65	210-8515,40-04	18
89		4	2000	65	210-8520,40-04	23
89		4	3000	65	210-8530,40-04	31
89		6.3	1000	65	210-8510,40-06	17
89		6.3	1500	65	210-8515,40-06	24
89		6.3	2000	65	210-8520,40-06	30
89		6.3	3000	65	210-8530,40-06	43
89	2 7/8 API Reg	6.3	3000	65	212-8530,40-06	43
102		6.3	3000	75	212-8630,40-06	52
114	3 1/2 API Reg	4	3000	95	214-8730,40-04	46
114		6.3	1000	95	214-8710,40-06	27
114		6.3	1500	95	214-8715,40-06	35
114		6.3	2000	95	214-8720,40-06	44
114		6.3	3000	95	214-8730,40-06	60
114		6.3	4500	95	214-8745,40-06	86
114		6.3	6000	95	214-8760,40-06	111
114		8.8	1000	95	214-8710,40-08	29.5
114		8.8	2000	95	214-8720,40-08	54
114		8.8	3000	95	214-8730,40-08	77
114		8.8	6000	95	214-8760,40-08	134
API IF thread
89	2 3/8 API IF	6.3	2000	65	211-8520,40-06	31
89		4	3000	65	211-8530,40-04	31
114	2 7/8 API IF	6.3	6000	95	213-8760,40-06	112