Figure 4 shows the variation of the average β grain size with temperature and time. Combined with the above results, although the existing grains were inhomogeneous, the average grain size increased with an increase of heat-treatment temperature and time.
Figure 4 shows the variation of the average β grain size with temperature and time. Combined with the above results, although the existing grains were inhomogeneous, the average grain size increased with an increase of heat-treatment temperature and time.