Hardness: Difference between revisions
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[[Category:Glossary]] [[Category:Turf]] | [[Category:Glossary]] [[Category:Turf]] [[Category:SportsturfC5M3]] | ||
1. The ability of a surface to absorb energy imparted by an object colliding with it, or its shock absorbing properties.<br><br> | |||
https://www.azom.com/images/Article_Images/ImageForArticle_12727(8).jpg<BR><BR> | |||
Schematic description of Rockwell Hardness Testing. Rockwell Formula: Hardness Rockwell HR = E � e. �E� is a constant of 100 (diamond) or 130 (ball) units. �e� is the penetration depth in units of 0.002mm.<BR> | |||
Source: https://www.azom.com/article.aspx?ArticleID=12727<BR><BR> |