The initial investment of u-shaped steel support is high. In the long run, it has a good effect of forming a roadway at one time, small deformation, small maintenance amount, less material input and h

The characteristics of U29 u-shaped steel support are the reasons why people choose the shed support:

Although the u-shaped steel support for mine is easy to use, it is necessary to pay attention to the later maintenance and prolong the service life.

Support arch is also known as u-shaped steel and v-shaped steel for mining. Support arch belongs to steel series and is special steel for coal mine support. Its shape is v-shaped. This kind of product

The steel mine support can effectively reduce the occurrence of roof caving and strip side accidents and improve the stability of the mine ventilation system.

The tunnel roof support can effectively reduce the occurrence of roof caving and sheathing accidents, so it is safe and reliable and improves the stability of the mine ventilation system. The tunnel r