About YOKOYAMA TAKASHI
About NAKAI KENJI
About KATO KAZUYOSHI
About 日本大 生産工
About aluminum base alloy
About friction stir welding
About joint(tool)
About compression test
About impact test
About tensile test
About microhardness
About welded heat affected zone
About velocity dependence
About strain rate
About welding condition
About stress strain characteristic
About compressive stress
About mechanical property
About impact strength
About transverse direction
About longitudinal direction
About A6061
About split Hopkinson pressure bar method
About true stress
About true strain
About micro hardness
About strain rate dependency
About Mechanical properties
About Weld zone
About アルミニウム合金板
About FSW
About 継手
About 攪拌
About 板厚方向
About 衝撃
About 圧縮応力
About ひずみ特性