Hot-rolled U-shaped steel arch support for mine roadway support is the U-shaped tunnel roof support that everyone often calls. U-shaped steel is a kind of steel whose cross section resembles the Engli

During construction, a reliable work platform must be set up to protect belt conveyors, pipelines and other equipment, and create a suitable construction space and work height for the construction per

Preparation work before using U-shaped steel arch support

The assembly of the four-section U-shaped steel arch support must first combine the beams, and then use the front beam frame to do the support arch. After completion, dig the column sockets on the two

U-shaped steel arch support (full name: hot-rolled U-shaped steel for mine roadway support) U-shaped steel is a kind of steel whose cross-section resembles the English letter "U", and sometimes the st

Compared with other rigid brackets, it has retractability and stable and reliable bearing capacity, adapts to the load and deformation of soft surrounding rock, high section utilization rate, convenie