Constellium in West Virginia is one of the world’s largest rolled products facilities. The plant houses the most powerful plate stretchers in the world, as well as one of the largest cold rolling mills. Constellium produces high performance products for the aerospace industry in plates, sheets, extrusions and precision castings. Constellium is a major provider of pre-machining and custom-designed aerospace components, and the sole producer of many advanced proprietary alloys and technologies. Constellium has teamed with defense companies worldwide to develop new materials solutions for military aircraft, navy and military land vehicles.