U-shaped steel support has the advantages of high initial support force, large support strength, easy installation, and not easy deformation, etc., so it is often used in the manufacture of tunnel flexible metal support, for the secondary support of mine roadway, mine roadway, and the support of tunnel through the mountain, etc.
The use of u-shaped steel support can effectively reduce the occurrence of roof caving and strip side accidents, which is safe and reliable and improves the stability of the mine ventilation system. The U section steel can be used to solve the problem of tunneling support.
Over the years, shandong coal group's products have not occurred any product quality problems, has been trusted by many large mining groups at home and abroad, at present, China coal group's production of all kinds of mining products have covered all over the country.
