Sides | Test indentation | Indentation diameter | Average | Measured HB | |
d1 | d2 | ||||
Outer surface | 1 | 1.55 | 1.552 | 1.55 | 89 |
2 | 1.448 | 1.45 | 1.45 | 103 | |
3 | 1.55 | 1.55 | 1.55 | 89 | |
4 | 1.4 | 1.4 | 1.4 | 111 | |
5 | 1.4 | 1.43 | 1.415 | 110 | |
6 | 1.4 | 1.4 | 1.4 | 111 | |
Inner surface | 1 | 1.55 | 1.45 | 1.5 | 95.5 |
2 | 1.45 | 1.447 | 1.449 | 103 | |
3 | 1.44 | 1.45 | 1.445 | 101 | |
4 | 1.45 | 1.45 | 1.45 | 103 | |
5 | 1.46 | 1.45 | 1.455 | 102 | |
6 | 1.45 | 1.47 | 1.46 | 102 |