Hebei Sinta FRP Products Company supply high quality FRP rectangular tube 1,Various kinds of profile 2,Corrosion resistant 3, Fiberglass reinforced polymer / Fiberglass reinforced plastic (FRP) pultrusion profiles/ pultruded profiles include round, square, rectangular tube; handrail, guardrail; grating, floor grid; channel; angle; rod and plate.FRP rectangular tube is made of composite polymer ...