Quickly convert your hardness values to the most widely recognized testing standards. Save time and reduce effort by using the Hardness Calculator to compute hardness, diagonals, and tolerances, eliminating the need to search through tables. You can also explore our Hardness testers in Augmented Reality!

Converter Easily convert your hardness test results to any other scale within ASTM, ISO, or GB standards. Simply select your input hardness scale.