DTH drill Pipe2 7/8 API REG PIN TO BOX,OD. 102mm, 6000mm

Rock drilling tools manufacturer Prodrill, DTH Drill Pipes/Rods

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

Friction welded technology

vedio of friction welding technology application as followed:

Products feathers:

1:Nitriding on the thread of rod joint to improve the hardness of thread surface and increase the wear resistance of thread.
2:Using R780 as the material of rod body to improve the wear resistance and the strength, 42 Cr Mo materials for thread connect.
3:Adopts the upsetting treatment to reduce the weight of rod while keep the strength of the welds(the thickness of dth pipe is 6.5mm while welds area is 8.5mm).

Upsetting treatment technology

Thread Pin/Box|-| 2-3/8″ API Reg.

DTH drill pipe packaged in ware house for delivery.

ProDrill DTH drill pipes used in water well digging, performance and quality approved by our clients

in South Africa. Every monthly Qty reach 2,000-3,000 pcs from local distributor.

Mr. Simon Hu, CEO of ProDrill, visit clients in Norway, StangerLand is one of largest construct

contractor company in Norway.

For more details please watch PDF online: DTH Pipe Catalogue