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Friction welding drill pipe is a steel pipe with a grain at the tail, which is used to connect the surface equipment of drilling rig with the drilling and grinding equipment or bottom hole device at t···
As for friction welding drill pipe, we all know that it is a geological drilling tool designed and produced by friction welding technology with high-quality alloy steel pipe, which is used to transfer···
Thread cracking failure accounts for about 70% of drill pipe failure. According to the analysis of the causes of thread cracking failure, the following preventive methods can effectively reduce the in···
In recent years, the price of friction welding drill pipes is still relatively standardized, especially in Hebei and Shandong provinces. Many manufacturers have set up the enterprise official website,···
Friction welding drill pipe is made of high-quality alloy steel pipe, so it can effectively improve the anti-fatigue strength after vacuum treatment, but also has the anti-shear strength, and the qual···
It is because the friction welding drill pipe is relatively simple to operate, and one of them is a grooved drill pipe, which is basically in the form of double helix, which is a complicated structure···
Geological drill pipe is a kind of geological drilling tool which is planned and consumed by friction welding process with geological alloy steel pipe. Geological drilling rod: a geological drilling t···
The drill collar, the difference between drill pipe and drill collar, is located in the lower part of the drill string and is a part of the lower drilling assembly. Its characteristics are large wall ···
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