Product Details

It can be divided into two - layer frame structure, single - layer and double - layer shell frame structure. The bar of the frame and double shell frame is divided into upper chord, lower chord and abdominal bar, which are mainly subjected to tension and pressure. The single - layer shell frame of the bar, in addition to bearing tension and pressure, also bear the bending moment and shear force. 

Features

1. Easy to assemble and disassemble with simple and common tools.

2. Good waterproof performance without extra facilities.

3. Good fireproof performance with corrugated steel sheet.

4. Safety and stable,could stand firmly for a long time.

5. Light weight, convenient for shipment and transportation.

Steel characteristics 

1.Environmental protection 
2.Higher reliability of steel work
3.Strong quakeproof
4.Higher degree of industrialization
5.Quick to be assembled accurately