
Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Part 1: Bolts, Screws And Studs With Specified Property Classes - Coarse Thread And Fine Pitch Thread
出版:Polish Committee for Standardization

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Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Part 1: Bolts, Screws And Studs With Specified Property Classes - Coarse Thread And Fine Pitch Thread
出版:Polish Committee for Standardization
专家解读视频