The material of the 80 -level lifting chain is fierce steel, that is, the 20MN2 alloy structure steel. This type of chain is widely used, and can be used as the main components of the ring chain hanging rocket, ring chain electric gourd, ring chain suspension bridge, and smart scraper. You can choose different specifications according to different loads. There are also many types of surface treatment, including black, galvanized, electric swimming, carburizing, hanging plastic, painted, and so on. Customers can choose according to their own needs.