The Steelworks was John Henry Irons's laboratory located in Metropolis. History This article is a stub. You can help DC Database by expanding it. Residents John Henry Irons Natasha Irons Kelex Superwoman See Also Appearances of Ironworks Location Gallery: Ironworks Catalogued images related to Ironworks Categories: Suicide Slum Locations History Section Needed New Earth Locations Prime Earth Locations Milky Way Sol Earth United States of America Metropolis Laboratories Community content is available under CC-BY-SA unless otherwise noted.