As one of the few U.S. metal service centers to achieve worldwide ISO 9001 quality certification, count on Wisco Alloys for hundreds of stock sizes and shapes of ready-to-ship bronze, stainless, cast iron and aluminum tubes and bar. Aluminum bar (2" - 11" diameter), tube and plate available in 2017, 2024, 6061 & 7075 aluminum with precision cutting offered, and special orders are no problem!