BS EN 14399-7:2018现行
High-strength structural bolting assemblies for preloading. System HR. Countersunk head bolt and nut assemblies
出版：British Standards Institution
专家解读视频
This European Standard specifies, together with EN 14399-1 and EN 14399-2, the requirements forassemblies of high-strength structural countersunk bolts and nuts of system HR suitable for preloadedjoints with thread sizes M12 to M36 and property classes 8.8/8 or 8.8/10 and 10.9/10.
EN 14399-7 : 2007 - Identical
EN 14399-7:2018 - Identical
EN 14399-7:2018 - Identical
EN 14399-7 : 2007 - Identical
