Petroleum, chemical industry, port, electricity, transportation, paper, medicine, steel, food, municipal administration, real estate, manufacturing and other fields. Shandong Zhongao Steel Co. LTD. is a large-scale iron and steel enterprise integrating sintering, iron making, steel making, rolling, pickling, coating and plating, tube making, power generation, oxygen production, cement and port. The main products include sheet (hot rolled coil, cold formed coil, open and longitudinal cut sizing board, pickling board, galvanized sheet), section steel, bar, wire, welded pipe, etc. The by-products include cement, steel slag powder, water slag powder, etc. Among them, fine plate accounted for more than 70% of the total steel production.Special-shaped steel is one of the four types of steel (type, line, plate, tube), is a kind of widely used steel. According to the section shape, section steel can be divided into simple section steel and complex or special-shaped section steel (special-shaped steel). The characteristic of the former is that it does not cross the cross section of any point on the periphery of the tangent line. Such as: square steel, round steel, flat steel, Angle steel, hexagonal steel, etc.; Common special-shaped steels include hot-rolled window frame steel, share steel, hot-rolled section steel for automobile wheel rear-ring, hot-rolled section steel for track plate, hot-rolled section steel for automobile wheel rim, rail, ball flat steel for shipbuilding, cable coil steel, scraper steel and so on.According to customer request.