Aluminum Alloy 6063 offers high corrosion resistance and excellent finishing characteristics. It can be both hot and cold formed and is available in the T6 or T4 temper. This medium strength alloy is well suited for welding and anodizing, and offers fair machinability. Commonly used for pipe railings, furniture, and road transportation, Aluminum 6063 is available from Continental Steel in the form of beams for architectural applications.