Product Name : Pre-Galvanized Square Pipe Anti Corrosion Type Frp Sheet Decorative Metal Stair Pipes Pre-galvanized Square Pipe Pre-galvanized Rectangle Pipe Pre-galvanized Oval Pipe Black Round Steel Pipe Pre-galvanized Round Pipe Black Square Steel Pipe Black Oval Steel Pipe Black Rectangle Steel Pipe Anti Corrosion Type Frp Sheet Flame Retardant Frp Sheet Common Type Frp Sheet Weather Resistant Frp Sheet Decorative Stair Pipes Decorative Iron Stair Pipes Details Flame Retardant FRP Sheet Component: flame resistant resin Surface Treatment: coated with melinex301 film Fiberglass: fiber>30% Standard thickness: 1mm,1.2mm,1.5mm,2.0mm Heat Resistance: -45-140 Life of Using: more than 15 years