
High-strength Structural Bolting Assemblies For Preloading - Part 9: System Hr Or Hv - Bolt And Nut Assemblies With Direct Tension Indicators
出版:Association Francaise de Normalisation

专家解读视频
High-strength Structural Bolting Assemblies For Preloading - Part 9: System Hr Or Hv - Bolt And Nut Assemblies With Direct Tension Indicators
出版:Association Francaise de Normalisation
专家解读视频