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DTH drill Pipe O.D.76mm

Outer Diameter OD: 76mm
Length: 1000-5000mm
Wall Thickness: 5mm
Thread Pin/Box: 2-3/8" API Reg.
Materials: 42CrMo for sub adapter + R780 for drill pipe
Process: : Upsetting treatment to reduce the weight of rod while keep the strength on the weld

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DTH drill tubes are used for connecting DTH hammer and DTH button bits rock drill bits, they are made from seamless tubes. Tubes 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.


ALL DTH drill tubes are friction welded, and 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, from 1000mm to 5000mm length of tubes, O.D we can offer 50mm, 60mm, 76mm, 89mm,102mm




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Contact: Chris Li

Phone: 13867850196

E-mail: sales@bloommachinery.com

Whatsapp:+86 13867850196

Add: Hehua Bridge, Yunlong Town, Yinzhou Distric, Ningbo City, ZheJiang Province