Fiberglass Rod 1.ISO9001:2008 certificate 2.high strength ... Temperature °C ≥13513 Glass Fiber Content % 70-8014 ECR Rod Stress Corrosion Test h ≥96 ----------------------------------------------------------------------------------------------------Why Tongyi Power Equipment ? ... products. c. over 15 years' experience in production of fiberglass rod, epoxy resin, pultrusion. d. KEMA, WHRVI test reports, ...