UNE-EN 14399-9:2019现行
High-strength structural bolting assemblies for preloading - Part 9: System HR or HV - Direct tension indicators for bolt and nut assemblies
出版：Asociacion Espanola de Normalizacion
专家解读视频
基本信息
标准编号： UNE-EN 14399-9:2019
标准类别：Standard
出版单位：Asociacion Espanola de Normalizacion
标准页数：0
标准简介
This document specifies, together with EN 14399-1 and EN 14399-2, the requirements for direct tension indicators, nut face washers (HN) and bolt face washers (HB) as part of high-strength structural bolting assemblies suitable for preloaded joints.
