... Filament winding FRP theramal insulation pipe with Lianzhong brand is a kind of new theramal insulation composite pipe which taking the filament ... traditional thermal insulation pipe,the product possess the following advantages:1.Lightness and high strength ,easy to convey, installation and ... :1m,3m,6m,12mPressure classes:0.1Mpa,0.6Mpa,1.0Mpa,1.6Mpa,2.5MpaThe thermal insulation layer's thickness can ...