Table 1 The compositions of the studied alloys and deformation modes
From: Effect of Severe Plastic Deformation on Structure and Properties of Al-Sc-Ta and Al-Sc-Ti Alloys
Alloy | Specimen | HE e | ECAH | HE e | Accumulated strain e Σ | H V | |
|---|---|---|---|---|---|---|---|
Number of passes, n | e | ||||||
Al-0.3%Sc | 1 | 0.23 | 5 | 5.8 | 0.77 | 6.8 | 48.9 |
Al-0.6%Sc-0.05%Ta | 2 | – | – | – | 0.74 | 0.74 | – |
3 | – | 1 | 1.16 | 0.74 | 1.39 | – | |
Al-0.6%Sc-0.2%Ta | 4 | 0.23 | 5 | 5.8 | 0.77 | 6.8 | 50.2 |
Al-0.6%Sc-0.6%Ta | 5 | 0.23 | 5 | 5.8 | 0.77 | 6.8 | 52.8 |
Al-0.6%Sc-0.3%Ta | 6 | 0.47 | 2 | 2.3 | – | 2.77 | 46.92 |
7 | 2.01 | – | – | – | 2.01 | 51.08 | |
8 | 2.82 | – | – | – | 2.82 | 50.83 | |
9 | 0.47 | 4 | 4.6 | – | 5.07 | 50.83 | |
10 | 0.47 | 4 | 4.6 | 1.46 | 6.53 | 53.7 | |
Al-0.6%Sc-0.1%Ti | 11 | 0.47 | 4 | 4.6 | – | 5 | 63.83 |
12 | 0.47 | 4 | 4.6 | 1.61 | 6.61 | 63.08 | |
13 | 0.47 | 4 | 4.6 | 2.42 | 7.42 | 62.75 | |
Al-0.6%Sc-0.3%Ti | 14 | 0.47 | 3 | 3.45 | – | 3.92 | 56.6 |