In the construction of rotary drilling RIGS, curved holes and skew are common quality problems, mostly caused by complex geological conditions and improper operation. If not dealt with in time, it may lead to consequences such as the inability to lower the steel cage and uneven force on the pile bod Read More

In the procurement of engineering equipment, second-hand rotary drilling RIGS have attracted much attention due to their cost-performance advantages. The timing of purchase directly affects the procurement cost and the subsequent usage value of the equipment. Grasping market rules and the characteri Read More

The vertical accuracy of pile driving by rotary drilling RIGS is a key factor in the quality of foundation engineering and directly affects the stability of subsequent structures. If the deviation exceeds the standard, it may cause safety hazards. Improving vertical accuracy requires control over mu Read More

When choosing a second-hand rotary drilling rig, it is necessary to take into account both performance and cost-effectiveness. A comprehensive inspection is the key to avoiding pitfalls. The following introduces six essential items to check starting from core components and key systems.1. Inspect th Read More

Rotary drilling RIGS play a crucial role in construction, and their fuel consumption is directly related to the construction cost. Understanding which situations can lead to increased fuel consumption of rotary drilling RIGS can help construction teams take targeted measures and reasonably control c Read More