din764 link chain 1.material:carbon steel 2.surface:galvanized 3.grade:g30,g43 4.automatic machine made din764 link chain available in various sizes1. material:carbon steel , q195 , q2352. surface:electric galvanized , hot galvanized , self color are available for your options 3. grade:g30 , g43 , g804. accessory:can be supplied on reels,hook,cut to length or make different as your specifications ...