This document can be downloaded for free.Let me introduce this standard now.
BS ISO 24343-2:2018,Resilient and laminate floor coverings — Determination of indentation and residual indentation — Part 2: Short-term indentation and residual indentation of resilient floor covering.
This document describes a method for determining the short term indentation and residual indentation produced in a resilient floor covering after the application and removal of a constant load.
Test pieces are subjected to static loading, the thickness being measured before loading, after removal of the load and after a specified recovery period.