About KISHI YOICHI
About HIROSE YUKIO
About TSUKUDA ICHIZO
About 昭和アルミニウム
About NAGAI SHIGEKAZU
About 昭和アルミニウム
About HIGASHI KENJI
About aluminum base alloy
About Mechanical properties
About Corrosion
About 腐食防食
About Al
About 押出
About 合金
About 引張特性
About 耐応力腐食割れ性