Name: FRP pipe
Usage:using to load sand
Description of FRP pipe:
1.  May choose the rolling solid of F.R.P pipe from 100Mpa~400Mpa
2.  Density of FRP Pipe insert the sand is 1.5~2.0t/m3, almost1/6~1/3 of steel pipe, 1/15-1/10 of conceret, make moving and composing easily
3.  Inner pipe of FRP Pipe insert the sand is smoothly, rough rate cofficient was 0.0084, absolutely rough rate was 0.02mm