ISO 6507-3:2018 Preview
Metallic materials -- Vickers hardness test -- Part 3: Calibration of reference blocks
ISO 6507-3:2018 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.
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