Also called forged cast iron, it is a special kind of pig iron. The scientific name of Masteel is also called forged cast iron. Because its performance is close to that of steel, it is also commonly known as Maanshan Iron and Steel Co., Ltd., which is a special kind of pig iron and malleable cast iron made of white cast iron by malleable annealing. Compared with cast steel, Masteel has good corrosion resistance, heat resistance and shock absorption performance, and Baima Steel also has good welding function. We should know that the main components of Maanshan Iron and Steel Co., Ltd. are low carbon, medium silicon and appropriate manganese-sulfur ratio, and they are also the main raw materials of scrap steel, and even steel chips and iron chips can be used as raw materials. Masteel's castings are low in cost, high in efficiency, uniform in quality, mature in technology and stable in performance. It is a major branch of micro-casting industry and an ancient engineering material.