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金属制品在国民经济中具有十分重要的作用。它广泛应用于能源、交通,冶金、机械、通讯、材料、轻、纺织、建筑、电子、军工以及民需等部门。随着工业化的发展,使用范围越来越广,国内外市场需求量日益增多。金属制品属于投资小,建设周期短、投资回收快、经济效益高的产品。它是一种高效钢材,具有产品性能好,利用率高,节省金属,应用广泛,市场需要量大;劳动密
Metal products in the national economy has a very important role. It is widely used in energy, transportation, metallurgy, machinery, telecommunications, materials, light, textile, construction, electronics, military and civilian needs and other departments. With the development of industrialization, the use of more and more widely domestic and international market demand is increasing. Metal products belong to small investment, short construction period, rapid investment recovery, high economic efficiency products. It is a highly efficient steel, with good product performance, high utilization, metal saving, wide range of applications, the market needs a large amount of labor secret