
Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Set Screws And Similar Threaded Fasteners With Specified Hardness Classes - Coarse Thread And Fine Pitch Thread
出版:Japanese Standards Association

专家解读视频
Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Set Screws And Similar Threaded Fasteners With Specified Hardness Classes - Coarse Thread And Fine Pitch Thread
出版:Japanese Standards Association
专家解读视频