... steel truss system in longitudinal andlateral direction,and roof bracing system:1. The main truss node adopts ... , steel bulding, metal building, modular house,Steel frame for warehouse, workshop, garage etc, steel beams, ... or hot dip galvanize!10) Packing: Main steel frame without packing load in 40'OT, roof and wall panel ... load in 40'HQ!4. Design ...