They are separately used to calibrate various series of Hardness Tester.
STANDARDIZED HARDNESS BLOCK
Specifications
Description |
Range of hardness |
Dimensions (mm) |
Weight (kg) |
Brinell standardized block |
200±50HBS |
100 x 80 x 16 |
1 |
Rockwell standardized block |
80-88HRA |
60 x 40 x 10 |
0.19 |
Vickers standardized block |
200±25HV5 |
60 x 40 x 10 |
0.19 |
Superficial Rockwell standardized block |
89-91HR15N |
60 x 40 x 10 |
0.19 |
Portable Brinell standardized block |
200±50HBS |
75 x 75 x 22 |
1 |
Hammer-hitting type Brinell standardized block |
175-225HBS |
150 x 12 x 12 |
0.17 |
Micro-Vickers |
700-800HV1 |
Φ25 x 5 |
0.03 |
Leeb standardized block |
790±40HLD |
Φ90 x 55 |
2.7 |