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ISO 6508-3:2005 specifies a method for the calibration of reference blocks to be used for the indirect verification of Rockwell hardness testing machines (scales A, B, C, D, E, F, G, H, K, N, T), as specified in ISO 6508-2.
ПОВУЧЕН
ISO 6508-3:1999
ПОВУЧЕН
ISO 6508-3:2005
95.99
Повучен
25. 2. 2015.
ПОВУЧЕН
ISO 6508-3:2015
Metalni materijali — Ispitivanje tvrdoće po Rokvelu — Deo 3: Etaloniranje referentnih pločica (skale A, B, C, D, E, F, G, H, K, N, T)
95.99 Повучен