The lifting chain is widely used. The 80 -level lifting chain can be made into a chain cable, and the carrying capacity is good. It can also be used as a lifting chain on hand -stretched gourds and electric gourds, or it can be applied to the mechanical chain of other industries as a transmission chain. There are also many exit of the lifting chain. The material is made of alloy steel, with a 2.5 -fold experimental load and a four -fold break.