... large span If you need: Opinions 1)steel building, 2)metal building, 3) modular house, 4)steel structure warehouse, ... adjusting Pakcing PAINTING Compared with the traditional concrete structure building system, the light steel structure projects have a ... 50mm, 75mm, 100mm.Steel structure warehouse Features: 1) Prefabricated and customized design 2) Low foundation cost, thanks to the light weight ...