This part specifies a method for determining the hardness of plastics and ebonite by means of a loaded ball indenter. The ball indentation hardness determined by this method may provide data for research and development, quality control and acceptance or rejection under specifications.
DS/EN ISO 2039-1:2003 history
2003DS/EN ISO 2039-1:2003 Plastics - Determination of hardness - Part 1: Ball indentation method