The two most widely used products in the construction industry are angles and studs, which differ greatly in appearance and application in the industry. In the industry, steel profiles are L-shaped. Corner is one of the most important sections used in the building and construction industry which is widely used in steel frames and structures. According to the design presented by the engineers, the corners are used as branches and crushed. Corner joints are used for simple joints in structures. Types of joint joints are: die joint joint, seat joint joint, semi-joint joint, joint joint, etc. The profile is a steel cross-section made of carbon steel rolling shafts with a horizontal die and two U-shaped vertical wings with rounded curved interior angles. This profile falls into the open profiles group. It is widely used in industrial and construction applications. Pars Profile Group currently manufactures studs from 300 to 600 mm 2 to 10 mm thick, 6 and 12 m long and 2 to 10 mm 6 mm long 10 mm long studs with the highest quality of the finest raw materials. And markets domestic and foreign markets. It also informs esteemed customers that the company carries a strip from 0.8mm to 10mm on the order of dear customers.