... , I-beam, wide-flange beams, channels, bars, round and FRP square tube, custom shapes are available, too. Profiles can be used for ... to wall thickness. Please inquire for a specific rod or tube size.Channel/BeamAngles, I-beam, wide-flangebeams, channels, bars, ... .Custom Profiles Custom shapes include such things as bar stock (rectangle and square), oval solids, channels, half rounds, tees and more ...