... the biggest FRP I beam manufacturer in South China, being production over 15years perfect quality, lower price FRP I beam / H beam is lightweight, ... pultruded profiles are available in standard configurations including. Angles, I-beam, wide-flange beams, channels, bars, round and square ... for a specific rod or tube size.Channel/BeamAngles, I-beam, wide-flangebeams, channels, bars, round, and square ...