GB/T 4340.2-2012
AbolishedMetallic materials - Vickers hardness test - Part 2：Verification and calibration of testing machines
金属材料 维氏硬度试验 第2部分：硬度计的检验与校准
Application Summary AI generated
This standard specifies the methods for the direct and indirect verification of Vickers hardness testing machines, covering the calibration of the indenter, force application, and measurement system. It is applied in metallurgical laboratories and quality control settings to ensure the accuracy and traceability of hardness measurements for metallic materials. The standard is essential for manufacturers, testing facilities, and certification bodies that rely on Vickers hardness data for material specification compliance and product validation.
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