Channels
Because of its inside radius corners, steel channel is ideal for general structural purposes, and it can be riveted, bolted, or welded. It is fairly workable, being easy to weld, cut, form, and machine. It is used in the construction of buildings, bridges and machinery, as well as for a wide variety of products, including booms, rails, braces, frames, brackets, cross-members, liners, truck trailers, truck beds, and racks.