... and more popular with the customers. It is mainly used for large-span structures, workshops, warehouses, office buildings, large supermarkets ... structures, steel bulding, metal building, modular house, steel frame for warehouse,workshop, garage etc, steel beams, other riveting and welding ... /H) 3)Snow load (KG/M2) if have 4)Earthquake load if have 5)Crane (if have) ,Crane span, crane lift height, max ...