2511 - Manufacture of metal structures and components - 5881 Manufacturer List

251110 - Prefabricated structures made of metal - 725 Manufacturer
251121 - Bridges and bridge parts made of iron or steel - 23 Manufacturer
251122 - Towers and lattice masts iron or steel - 378 Manufacturer
251123 - Other structures and structural parts sheets bars angles and other shapes used in structures (from i - 4755 Manufacturer