Shandong Baosu Metal Products Co., Ltd. is a large-scale material circulation enterprise engaged in the production and operation of profiles, enjoying a high reputation in the steel pipe industry. Our main products include: square steel, cold drawn square steel, flat steel, round steel, seamless steel pipes, thick-walled seamless pipes, hot-rolled seamless pipes, large-diameter seamless pipes, precision steel pipes, cold-rolled drawn pipes, cold drawn precision seamless pipes, precision bright pipes, alloy pipes, special-shaped pipes, and more. Our products are used in construction structures, curtain wall projects, machinery and equipment manufacturing, and vehicle manufacturing. Square steel refers to steel that is rolled or processed into a square cross-section (square steel section). Square steel can be divided into hot-rolled and cold-rolled types; the hot-rolled square steel has an edge length of 5mm-250mm, while the cold-drawn square steel has an edge length of 3mm-100mm. Squ...