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Long Service Life Dth Drilling Machine Length 1 - 9m For Hard Rock Drilling

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[China]

Address: #1 Building, Hanyu golden Valley, Jingshi East Road, Jinan City, Shandong province, PRC

Contact name:Liu

Sinotechdrill International Co., Ltd

Long Service Life Dth Drilling Machine Length 1 - 9m For Hard Rock Drilling

Country/Region	china
City & Province	jinan shandong

Product Details

Our company, Sinotechdrill International Co., Ltd is a leading supplier of mining equipment and solutions in China, focusing on the field of mining equipment, insisting on continuous innovation and open cooperation. DTH rod is one of our main businesses.

Application:
DTH bits DTH hammer, DTH drill rods
1.top hammer drilling tools inculding thread button bit, coupling,taper rods and bits, shank adpter and etc.
2.DTH drilling tools including air DTH hammer,DTH bits with COP, DHD, QL MACH, MISSION, SD, XL shank.

Introduction:
1.Materail: alloy steel
2.Usage: water well drilling, mining, oil drilling, building, machinery, traffic
3. Method: cold drawn, hot rolled or hot expand
4.Long service life
5.High quality and best price

Standard:
1.ASTM A106 GR B, ASTM A53. GR B, ASTM A178 GR C, ASTM A1045, A210C, J55
2.SAE1020.SAE1045
3.JIS G4051 S20C, JIS G4051 S45C, JIS G3454 STPR370, JIS 3454 STPG42
4.DIN ST 45-8, DIN ST 42-2, ST 45-4 .ST52.4

Outside Diameter		Length		Connection Thread	Wall Thickness
mm	inch	mm	Foot	Connection Thread	mm	inch
60	2 3/8	1,000~4,500	3 3/8 ~ 14 3/4	T42×10×2	5~8	13/64~5/16
76	3	1,000~4,500	3 3/8 ~ 14 3/4	2 3/8” API REG	5~8	13/64~5/16
89	3 1/2	1,000~7,620	3 3/8 ~ 25	2 3/8” API REG/IF	5~12	13/64~15/32
114	4 1/2	1,000~10,670	3 3/8 ~ 35	2 7/8” API IF, 3 1/2” API REG	6.5~20	1/4~25/32
127	5	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	8~20	5/16~25/32
140	Feb-51	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	10~22	25/64~7/8
146	Apr-53	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	10~22	25/64~7/8
152	6	1,000~10,670	3 3/8 ~ 35	4 1/2” API REG	10~22	25/64~7/8

Manufacturing Operation

DTH drill pipe play a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill rig. The key features of a high quality DTH drill rod are durability, accuracy and manageability. Our DTH drill pipes are made of superior alloy and the both thread ends are friction welded to the seamless steel pipe.The high pressure air is delivered to DTH hammer by DTH drill pipe, simultaneously it transfers the rotation and press force to the DTH hammer.

Customer Service
(1) Produce all kinds of standards and non-standard drill pipes for our customers.
(2) All models are available.
(3) Fast production for big orders, delivery by sea, air, express. Works on FOB, CFR, CIF.