About MORIKAWA KATSUYOSHI
About 大阪産業大学短大
About KAWAI GOSAKU
About OCHI HIIZU
About 大阪工大 インキュベーション・ラボ
About YAMAMOTO YOSHIAKI
About SUGA YASUO
About friction welding
About aluminum base alloy
About stud welding
About interface (surface)
About welding condition
About metal round bar
About tensile strength
About hardness
About welded heat affected zone
About fatigue strength
About welded joint
About joint strength
About joint efficiency
About A2017
About condition
About mechanical property
About strength
About JISA2017
About hardness distribution
About Welding techniques
About 摩擦圧接
About アルミニウム合金
About スタッド
About 継手