What can plates be used for?

Plates, normally has the appearance of a rectangular sheet with a smooth surface. The grade of black steel sheet that ZUBB STEEL sells is SS400 grade, TIS 1479-255. The commonly used sizes are

Using plates :
Flooring for vehicles such as trucks, trailers, steel doors, car frames, ship building parts, tables, steel bridges, cabinets, pans, gas tanks, compressor tanks.