Carbon steel plates are manufactured under different grades depending on how much carbon and other chemical elements are used as well as on their mechanical characteristics. Ordinary grades are for instance A 36, A572 and A992 among others which are used for buildings, painting, and other industries. For instance, A36 has considerable machinability and great weldability thus making it a good choice for structural applications. With A572, it comes with greater strength and usually, they are utilized in bridges and buildings. Knowing these grade is important as it help the clients choose products which are ideal for their intended purposes thereby enhancing safety as well as efficiency.