The U-shaped steel arch support is a kind of steel with a cross-sectional shape like the English letter "U". The cross-sectional shape, geometric parameters and material of U-shaped tunnel roof suppor

Main uses and advantages of U-shaped Steel Arch Support—— U-shaped steel support is a kind of passive support srch for coal mine support. It has high tensile strength and compressive strength, and has

The hydraulic support worker must be familiar with the performance, structure, principle and hydraulic control system of the hydraulic support, familiar with the basic operation and hydraulic knowled

Precautions And Sequence Of Moving Operation Of Steel Arch Support

We have a deep understanding of the appearance and use of U-shaped steel arch support, but we may have a little understanding of the material requirements of U tunnel roof support. Now let's make a de

U-type steel bracket has the advantages of high tensile strength and compressive strength, high supporting strength, easy installation, not easy to deform, and can be used many times, so it is widely