I.S. EN 14399-9:2009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：National Standards Authority of Ireland
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基本信息
标准编号： I.S. EN 14399-9:2009
发布时间：2009/5/15 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：25
标准简介
Describes the requirements for assemblies of high-strength structural bolts and nuts, with large width across flats, of system HR or HV, including the requirements for the general dimensions, tolerances, materials and performance for two grades, H8 and H10, of compressible washer-type direct tension indicators, nut face washers and bolt face washers suitable for preloaded joints.
替代本标准的新标准
等同采用的国际标准
EN 14399-9:2018 - Identical
