DIN EN ISO 6507-3 Bb.1:1998DIN EN ISO 6507-3:2004DIN EN ISO 6507-3:1998
适用范围
This part of ISO 6507 specifies a method for the calibration of reference blocks to be used for the indirect
verification of Vickers hardness testing machines, as specified in ISO 6507-2.
The method is applicable only for indentations with diagonals ≥ 0.020 mm.