Definition of stage truss: truss is a structure that the steel truss is soldered, riveted or connected, called a "frame".There are two kinds of truss on the market:folding truss and fixed truss.
Folding truss is a kind of global truss that the four main trusses can be folded into flake to transport easily.When you need to use it, you can pull it open. And then,you should screw down the two sides of the truss with the square heads. So that you can set up various forms of stage exhibition hall, etc. Folding truss are able to fold because the middle connection wire and four main trusses are not sealed in directly, but a nut links up,which makes it revolve along the axial direction.
The folding truss display can be folded and transport easily, but it is not as strong as fixed truss, especially for building large exhibition hall. Fixed truss is a kind steel trusses that all tubes are sealed and unable to fold. It is difficult for transport. For an example,if a car can hold up 240 meters of circular tube folding truss, but it can only hold 80 square tube fixed truss. But the strength of the square tube fixed truss is greater than the strength of the circular tube folding truss. It is used for large exhibition halls usually. So when you choose the truss,you must choose the right truss according to your needs.
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