welded iron chain 1.material:q195 , q235 2.diameter:2-13mm 3.surface:galvanized 4.oem is welcome DIN5685 welded iron chain1. 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 5. package:gunny bag, ...