... /stainless steel/carbon steel OND studless anchor copper chain/lifting chain/hoisting chain1)Size:according to customer's requirement2 ... to customer's requirement3)Structure:welded (automatic welding and manual or semiautomatic welding) and without welded4)Grade: G30/G40 ... main products include G80 high strength chains, mining chains, lifting chains, hatch cover chain, conveyor chain, anchors, and ...