ISO 640:1984 Metallic materials -- Hardness test -- Calibration of standardized blocks to be used for Vickers hardness testing machines HV 0,2 to HV 100
Withdrawn in: 1997-11-19
Withdrawn by: TC 164
Replaced by: ISO 6507-3:1997
Last updated on 2001-04-25
Copyright © ISO, 2001