FOREWORD
1. SCOPE
2. REFERENCE
3. PRINCIPLE
4. SYMBOLS AND DESIGNATIONS
5. APPARATUS
6. TEST PIECE
ANNEX A - METHOD FOR VERIFICATION OF ROCKWELL
HARDNESS TESTING MACHINES (SCALES
A-B-C-D-E-F-G-H-K- 15N, 30N, 45N,
15T, 30T and 45T)
ANNEX B - METHOD FOR CALIBRATION OF STANDARDIZED
BLOCKS TO BE USED FOR ROCKWELL HARDNESS
TESTING MACHINES (SCALES A-B-C-D-E-F-G-H-K-
15N, 30N, 45N, 15T, 30T and 45T)
ANNEX C - NOTES ON DIAMOND INDENTERS