High-strength structural bolting assemblies for preloading - Part 7: System HR - Countersunk head bolt and nut assemblies; English version of DIN EN 14399-7:2008-03
国外标准现行
标准号:DIN EN 14399-7-2008
标准名称: 预负载用高强度结构螺栓连接组件.第7部分:系统HR.沉头钉螺栓和螺母组件
英文名称:High-strength structural bolting assemblies for preloading - Part 7: System HR - Countersunk head bolt and nut assemblies; English version of DIN EN 14399-7:2008-03