[G] 組織制御

[232] 低いZn/Mg比を持つAl-Zn-Mg合金の機械的性質と微細構造特性の関係

*SANPHIBOON WANLALAK¹、YAGI TAKAAKI¹、AHMED ABRAR¹、TSUCHIYA TAIKI¹、LEE SEUNGWON¹、IKENO SUSUMU¹、MATSUDA KENJI¹、SHIBATA KARIN²、MATSUI HIROAKI²、YOSHIDA TOMOO²、NISHIKAWA SATOSHI²、MURAKAMI SATOSHI² (1. 富山大学、2. アイシン軽金属株式会社)

キーワード：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.