PREN 14399-9 : DRAFT 2015被替代
HIGH-STRENGTH STRUCTURAL BOLTING ASSEMBLIES FOR PRELOADING - PART 9: SYSTEM HR OR HV - DIRECT TENSION INDICATORS FOR BOLT AND NUT ASSEMBLIES
出版：Comite Europeen de Normalisation
專家解讀視頻
基本信息
標準編號： PREN 14399-9 : DRAFT 2015
標準類別：Draft
出版單位：Comite Europeen de Normalisation
標準頁數：0
標準簡介
Defines, together with EN 14399-1 and EN 14399-2, the requirements for compressible washer-type direct tension indicators, nut face washers and bolt face washers as part of high-strength structural bolting assemblies suitable for preloaded joints.
