
HIGH-STRENGTH STRUCTURAL BOLTING ASSEMBLIES FOR PRELOADING - PART 7: SYSTEM HR - COUNTERSUNK HEAD BOLT AND NUT ASSEMBLIES
出版:Comite Europeen de Normalisation

专家解读视频
HIGH-STRENGTH STRUCTURAL BOLTING ASSEMBLIES FOR PRELOADING - PART 7: SYSTEM HR - COUNTERSUNK HEAD BOLT AND NUT ASSEMBLIES
出版:Comite Europeen de Normalisation
专家解读视频