What is COR-TEN® (aka Corten, CorTen)?
COR-TEN® is a special steel alloy that has a weathered, rusty-orange look. The material, also referred to as corten or CorTen, was developed to eliminate the need for painting the metal. Cor-Ten forms a stable rust-like appearance after being exposed several years to weather.. U.S. Steel owns the trademark on Cor-Ten. This steel alloy is …