Sample | Nanoindentetion test | |
Reduced modulus [GPa] | Elastic modulus [GPa] | |
As prepared | 5.55 | 4.89 |
Heat-treatment @ 120˚C, 30 min | 2.96 | 2.60 |
Additional heat-treatment @ 90˚C, 24 h | 4.65 | 4.10 |