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Product Details:
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| Length: | 1-6m | Color: | Black Or Optional |
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| Connection Thread: | API 2 3/8" Reg | Applications: | Water Well Drilling, Mining, Etc |
| Keywords: | DTH Drill Pipes | Diameter: | 76mm |
| High Light: | dth drill tube,rock drill rods |
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API 2 3/8" Reg 76mm DTH Drill Pipes Rods DTH Drilling Tubes For DTH Drilling Rig
Product specifications:
down th hole drill pipes 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 tube are durability, accuracy and manageability. Sinodrills 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.
Standard DTH drill pipe:
Diameter: 76mm, 89mm, 102mm, 114mm, 127mm, 140mm,
Length: 1000mm, 1500mm, 2000mm, 3000mm, 5000mm, 6000mm;
Thread: 2 3/8” API REG, 2 7/8” API REG, 3 1/2” API REG, 4 1/2” API REG, 2 3/8 API IF, 3 1/2 API IF
Special DTH drill pipe:
The drill pipe for Atlas Copco – Ingersol Rand T4, Schramm T64, Atlas Copco F6, L6 and L8, and the drill pipe for Driltech D25/D40K.
| Size | Nominal mass Lb/ft | Calculated weight type | Wall thickness | |||
| in. | mm | lb/ft | kg/m | in. | mm | |
| 2 3/8 | 60.3 | 6.65 | 6.26 | 9.32 | 0.280 | 7.11 |
| 2 7/8 | 73.0 | 10.4 | 9.72 | 14.48 | 0.362 | 9.19 |
| 3 1/2 | 88.9 | 9.50 | 8.81 | 13.12 | 0.254 | 6.45 |
| 3 1/2 | 88.9 | 13.30 | 12.31 | 18.34 | 0.368 | 9.35 |
| 3 1/2 | 88.9 | 15.50 | 14.63 | 21.79 | 0.449 | 11.40 |
| 3 1/2 | 88.9 | 15.50 | 14.63 | 21.79 | 0.449 | 11.40 |
| 4 | 101.6 | 14.00 | 12.93 | 19.26 | 0.330 | 8.38 |
| 4 1/2 | 114.3 | 13.75 | 12.24 | 18.23 | 0.271 | 6.88 |
| 4 1/2 | 114.3 | 16.60 | 14.98 | 22.31 | 0.337 | 8.56 |
| 4 1/2 | 114.3 | 20.00 | 18.69 | 27.84 | 0.430 | 10.92 |
| 5 | 127.0 | 16.25 | 14.87 | 22.15 | 0.296 | 7.52 |
| 5 | 127.0 | 19.50 | 17.93 | 26.71 | 0.362 | 9.19 |
| 5 | 127.0 | 19.50 | 17.93 | 26.71 | 0.362 | 9.19 |
| 5 | 127.0 | 25.60 | 24.03 | 35.79 | 0.500 | 12.70 |
| 5 | 127.0 | 25.60 | 24.03 | 35.79 | 0.500 | 12.70 |
| 5 1/2 | 139.7 | 21.90 | 19.81 | 29.51 | 0.361 | 9.17 |
| 5 1/2 | 139.7 | 24.70 | 22.54 | 33.57 | 0.415 | 10.54 |
Product photos
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.
About Us:
SOLLROC is an international market-oriented enterprise specialized in manufacturing, supplying and services of rock drilling tools. Owning two factories and working in close collaboration with other two strategic cooperative partners, we offer a full range of drilling products. Such products are provided as top hammer drilling tools (TH), down the hole drilling tools (DTH), self drilling anchor tools, diamond exploration drilling tools and rotary drilling tools, which are widely used in mining, quarrying, well drilling and construction. All of them are compatible with other world leading brands such as Atlas Copco, and Boart Longyear.
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Contact Person: Ms. Ling Bo
Tel: 86-13077353340
Fax: 86-731-85551635
