... China, being production over 15years perfect quality, lower price FRP I beam / H beam is lightweight, temperature resistant, corrosion resistance, ... , bridges, cable tray etc. Please call for a complete list of available. HIGOAL pultrusion will work with you and your customers ... inquire for a specific rod or tube size.Channel/BeamAngles, I-beam, wide-flangebeams, channels, bars, round, and square Tubes ...