Calculation method and rules of steel structure grid enginee

1. Calculate the weight of the steel according to the size of the design diagram, without deducting the weight of the holes, trimming edges, and limbs, and the weight of welding rods, rivets, bolts, etc. will not increase.

 

2. Irregular or polygonal steel plate is calculated based on its regular rectangular area.

 

3. Steel grids should distinguish between spherical nodes and steel plate nodes.

 

4. The unit of measurement is T.