[G] Microstructure control

[232] Study on the relationship between mechanical properties and microstructure characteristic in Al-Zn-Mg alloy with low Zn/Mg

*Wanlalak SANPHIBOON¹, Takaaki YAGI¹, Abrar Ahmed¹, Taiki Tsuchiya¹, Seungwon Lee¹, Susumu Ikeno¹, Kenji Matsuda¹, Karin Shibata², Hiroaki Matsui², Tomoo Yoshida², Satoshi Nishikawa², Satoshi Murakami² (1. University of Toyama, 2. AISIN KEIKINZOKU Co., LTD)

Keywords:Al-Zn-Mg合金、Zn/Mg

Al-Zn-Mg alloys with Zn/Mg ratio =0.5 with grain refiners have been investigated to understand the effect of Zn/Mg ratio, grain refining agent on age-hardening, and its microstructure.