
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

專家解讀視頻
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
專家解讀視頻