HDPE Inspection

[@Work_Reports]

1) Visual inspection
2) Wall thickness
3) Out of roundess
4) Hydrostatic strength at 20° C and at 80° C.
5) Longitudinal reversion / shrinkage test.
6) Tensile Properties.
7) Thermal stability.
8) Environmental stress crack resistance.
9) Density.
I need breif discussions about the previous mentioned inspections. Thank you.