ISO/R 674:1968
Calibration of standardized blocks to be used for Rockwell B and C scale hardness testing machines

Standard No.

ISO/R 674:1968

Release Date

1968

Published By

International Organization for Standardization (ISO)

Latest

ISO/R 674:1968

ISO/R 674:1968 history

• 1968 ISO/R 674:1968 Calibration of standardized blocks to be used for Rockwell B and C scale hardness testing machines