
Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Part 2: Nuts With Specified Property Classes - Coarse Thread And Fine Pitch Thread (Iso 898-2:2012)
出版:Norwegian Standards (Norges Standardiseringsforbund)

专家解读视频
Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Part 2: Nuts With Specified Property Classes - Coarse Thread And Fine Pitch Thread (Iso 898-2:2012)
出版:Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频