With the rapid development of my country’s economy and the increasing position of factories, it has directly driven the construction of industrial factories in various places.Among them, there are beautiful shapes, bright colors, diverse architectural forms, low cost, convenient installation, reasonable structure, reasonable structure, low cost, compact structure, compact structure, compact structure, compact structure, compact structure, compact structure, structural structure, structural structureThere are many advantages such as simple, recyclable, and other advantages.But there is also a fatal disadvantage of the room, which is not refractory.Although the steel is not burning, under the influence of the high temperature of the bright fire, as the temperature rises, the mechanical indicators will change greatly, and the carrying capacity is peaceful