prEN 10004-3

Metallic materials - Hardness test - Part 3: Calibration of standardized blocks to be used for Rockwell hardness testing machines (scales A - B - C - D - E - F - G - H - K-) (included in prEN 10109)

Scope

This European Standard specifies a method for the calibration of standardized blocks to be used in Rockwell hardness testing machines (scales A - B - C - D - E - F - G - H - K) for the indirect verification of these machines, as described in ISO 716