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Friction Welding Down The Hole Drilling DTH Drill Pipes

Friction Welding Down The Hole Drilling DTH Drill Pipes

Friction Welding Down The Hole Drilling DTH Drill Pipes are used for connecting DTH hammer and DTH button bits rock drill bits, they are made from seamless tubes, which plays a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill rig.

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Friction Welding Down The Hole Drilling DTH Drill Pipes

Friction Welding Down The Hole Drilling DTH Drill Pipes are used for connecting DTH hammer and DTH button bits rock drill bits, they are made from seamless tubes, which plays 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.

Our Friction Welding Down The Hole Drilling DTH Drill Pipes are made of high quality material detected by spectrograph, impact and tension test. Anti adhesion thread with nitrogen treatment on surface make it easier for handling. Also, metallography detection, hardness test, magnaflux inspection, ultrasonic flaw detection, tensile test as well as impact test can ensure the product’s quality.

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


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