Friction Welding Drill Pipe

Friction Welding Drill Pipe is a process that is used to weld drill pipes using heat generated by friction between two metal surfaces. In this process, drill pipes are first cut to length and then prepared for welding. The prepared surfaces are then placed in contact with one another and rotated at high speeds. This creates heat due to the friction generated between the surfaces. As the temperature of the surfaces increases, the metal softens and forms a sort of plastic state. The rotational movement is then stopped, and axial pressure is applied until the softened metal surfaces fuse together to form a solid, high-quality weld.

The primary advantage of a Friction Welding Drill Pipe is that it can produce a high-quality weld quickly and efficiently. This process has been widely adopted in the oil and gas industry, where drill pipes are subjected to harsh environments and high pressures. The reliability and durability of Welding Drill Pipe have made them the preferred choice for many drilling operations.

Overall, friction welding drill pipe is a highly effective process that has revolutionized the way drill pipes are manufactured. Its ability to produce strong, reliable, and durable welds makes it an indispensable tool in many industries.

API Drill Pipes play a significant role in all DTH drilling. The key features of a high-quality DTH tube are durability, accuracy and manageability. Sinodrills DTH drill pipes are made of superior alloy and both thread ends are friction welded to the seamless steel pipe. The high-pressure air is delivered to the DTH hammer by the 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 Sandvik Driltech D25/D40K