我厂广泛采用金属型生产,可锻铸铁金属型铸造机械化生产线,是建立在用金属型生产的基础上。图1是我厂可锻铸铁金属型铸造机械化生产线的示意图,其组成部分为:单梁吊车1,吊一只0．2吨的小型 I plant a wide range of metal-based production, malleable iron metal casting mechanized production lines, is based on the use of metal-based production. Figure 1 is a schematic diagram of the malleable cast iron metal casting mechanized production line of our factory. The components are: Single-girder crane 1, Hang a small 0.2-ton