标准号:BS EN 14399-9-2009
中文标准名称:预加载高强度结构螺栓总成.第9部分:HR或HV系统.螺栓和螺母组件的直接拉张器
英文标准名称:High strength structural bolting for preloading - Part 9:System HR or HV - Direct tension indicators for bolt and nut assemblies
标准类型:J13
发布日期:2009/7/31 12:00:00
实施日期:2009/7/31 12:00:00
中国标准分类号:J13
国际标准分类号:21.060.01
引用标准:EN 13811;EN 14399-1-2005;EN 14399-2-2005;EN 14399-3;EN 14399-4;EN 14399-5;EN 14399-6;EN 14399-7;EN 14399-8;EN ISO 3269-2000;EN ISO 4759-3;EN ISO 6507-1;EN ISO 6508-1;EN ISO 7500-1
适用范围:This document specifies, together with EN 14399-1, the requirements for assemblies of high-strengthstructural 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.The assemblies include the nominal thread sizes M12 up to and including M36 and property classes 8.8/8, 8.8/10 and 10.9/10.Bolt and nut assemblies to this document have been designed to allow preloading of at least 0,7 f