ISO/R 1355:1970
Calibration of standardized blocks to be used for Rockwell superficial N and T scale hardness testing machines

Standard No.

ISO/R 1355:1970

Release Date

1970

Published By

International Organization for Standardization (ISO)

Latest

ISO/R 1355:1970

ISO/R 1355:1970 history

• 1970 ISO/R 1355:1970 Calibration of standardized blocks to be used for Rockwell superficial N and T scale hardness testing machines