الوصف

The steel billet made in this factory using the INSO *********8 national standard includes grades R1, R2, R3, R*-A, R*-B, R5, R6, R7 and, R8. Each of these grades has a certain amount of raw materials due to the need for a certain amount of resistance. The raw materials of Sanat Tejarat Pardis Azerbaijan factory steel billets are carbon, silicon, manganese, phosphorus, sulfur and other organic materials, each of which is used in a certain amount in various grades. Only grades R3, R5, R7 and, R8 are made with nitrogen. The amount of sulfur and phosphorus in the steel billet grades made according to the national standard is the same, and it is the changes in the amount of carbon, silicon and manganese, which determines the strength and properties of each grade.