load chain,lift chain,conveyor chain 1.forged alloy,steel,heat treated 2.specification:6mm-48mm Load chain,lift chain, ... conveyor chain,galvanized chain,forged chain short link chain,G80,G70 ... ,G43 lifting chains Weled chain link1.forged alloy,steel,heat treated2.specification:6mm-48mm3. zinc galvanized, or red ...