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Types of Kelly Bars
The Kelly bar is an essential component of foundation drilling rigs, crucial for transmitting torque and pressure necessary to break and remove the formation during drilling operat
6 XCMG Rotary Drills Drilled 2,100 Piles within a Short Construction Period! The construction site of the Ma’anshan Industrial Park project is in full swing. How to efficiently complete 2,100 piles wi
Thirteen XCMG Rigs Working on the Construction of Guangzhan Expressway ProjectWith a total length of 400 kilometers and a total investment of 99.8 billion yuan, the Guangzhan Expressway is an importan
Tremie Pipes are used to cast concrete and isolate it from water.Sections of tremie pipes are connected with steel cable to reach a certain depth underground. Concrete is cast from the ground through