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AS 1815.3:2024 Metallic materials - Rockwell hardness test Calibration of reference blocks (ISO 6508-3:2023, IDT)
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AS 1815.3:2024 identically adopts ISO 6508 3:2023, which specifies a method for the calibration of reference blocks to be used for the indirect and daily verification of Rockwell hardness testing machines and indenters, as specified in AS 1815.2