... a.Component: H-Column, H-Beam & C/Z-Purlinb.Material grade and performance of steelCarbon structural steel: Q235, Q345, etc. ... plant,workshop, warehouse, and other industrial buildings.b. Commerce: office building,mall, hotel, exhibition hall, hospital.c. Public: the social ... etc.b. The drawings or the picturesc. Size for the building: Length, width, height. Doors and windows: size, quantities, where ...