U-shaped steel support is a support tool widely used in mine roadway, and it has incomparable advantages in the complex zone deep in the roadway or the loose coal seam roadway. U-shaped steel support

The steel arch support is the framework that supports and protects the equipment or the main body of the steel structure. There are also some for the convenience of the operator up and down and set up

This paper focuses on how to strengthen the construction of safety culture in the safety production of steel supports, and discusses the safety protection of people, equipment and mine natural environ

U-shaped steel support can be said to be the most important support profile in coal mine, is the key to roadway support. The U section steel bracket laid in advance, the coal seam may have aging, loos

Steel mine support refers to the artificial structure installed in the mine roadway to support the rock. Its function is to control the movement of surrounding rock and prevent it from falling, so as

The main features of the steel arch support are: high pressure, long supporting time, easy installation and easy deformation. It is mainly used for the support of mine tunnel, which has the ability of