At Tri-State Aluminum, we offer extruded square aluminum tube and rectangular aluminum tube in a range of 6000 series aluminum alloys, including 6005/6005A, 6061, and 6063. Our square aluminum tubes and rectangular aluminum tubes are highly resistant to corrosion and can be cut to length, meaning they can be used in wide range of industrial applications. In addition, Tri-State Aluminum can also provide anodized and painted finishes if required. Contact us to order today!