... certificate Fiberglass Tube,FRP tube ,frp productfiber glass pipe,fiber glass profile 1. Carbon fiber products: Which have a great deal of ... material use organic compound),high strength, wearable, corrosion-resistant, heat-resisting, electric and fine X ray penetrability, and which can ... some products that can make skeleton, such as steel wire(spring steel), copper tube, aluminum pipe, PVC plastic ...