... pultruded profiles include round tube, rod, angle, I-beam, T-shape,channel, square tube, rectangular tube, quincuncial tube, flat sheet etc ... , size stability, high strength, and thermal/electric non-conductivity.Each shape is available in a range of specifications to suit a ... · Dimensional Stability · Non-Magnetic Electromagnetic · Ease Of Fabrication & Installation frp fiberglass grp L-shape angle