The specification is 10*20mm-200*400mm, thickness is 0.5-25mm.Main material is q235, q235b, q345, 16mn.It is used in the projects of construction, machinery manufacturing, steel construction, and also used in the aspect of shipbuilding, solar power stents, steel structure engineering, power engineering, power plants, agricultural and chemical machinery, glass curtain wall, automobile chassis, airport, etc.We could produce as your request!we use cif or cfr, and we can guarantee that our products are of high quality and reasionable price, and we can make delivery as soon as possible. As your request