Deformation twinning in equiaxed-grained Fe-6.5 wt.%Si alloy after rotary swaging

Chaoyu Han, Shibo Wen, Feng Ye, Wenjia Wu, Shaowei Xue, Yongfeng Liang, Binbin Liu, Junpin Lin

Table 3 Variation of grain sizes (μm) of the Φ6 mm Fe-6.5 wt.% Si bars with heat treatment parameters.

Original size Heat treatments 800 °C ×5 min 800 °C ×10 min 850 °C ×5 min 850 °C ×10 min 490 BQ 556 544 580 600 WQ 516 520 604 520 SQ 548 660 582 678