elevator hardware sheet metal part 1. Material:carbon steel,stainless,aluminum alloy 2.Finish:powder coat,zinc plated elevator hardware sheet metal part1.Strictly quality ... moulds, auto parts, fifth wheel, lift platform, garage, hardware, crane partsMaterialcarbon steel, stainless steel, aluminum alloy, copperProcedurewelding ... machine, rolling machine and so on. elevator hardware sheet metal part