【英文标准名称】:StandardSpecificationforCarbonandAlloySteelCompressible-Washer-TypeDirectTensionIndicatorsforUsewithCapScrews,Bolts,Anchors,andStuds
【原文标准名称】:与螺旋帽、螺栓、锚和螺柱用碳和合金钢可压缩垫圈式直读张力指示器的标准规范
【标准号】:ASTMF2437-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F16.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:合金钢;锚;螺栓;戴帽螺拴;碳素钢;指示器;螺钉;钢;螺柱;抗拉荷载;垫圈
【英文主题词】:compressible-washer-type;directtensionindicators;DTI;loadindicators;loadindicatingwashers;tensionindicators
【摘要】:1.1Thisspecificationcoverstherequirementsforcarbonandalloysteelcompressible-washer-typedirecttensionindicatorscapableofindicatingaspecifiedbolttensionincapscrews,bolts,anchors,andstuds.1.2Directtensionindicatorsinnominaldiametersizes1/4through21/2in.arecovered.1.3TherearetwoTypesofDTIscoveredbythisspecification,Type1andType2.1.3.1Type1DTIsaresuitableforcomparativelylargebearingsurfaces.Type1DTIsareavailableinGrades55and105,whichdifferintheamountoftensiontheyindicateataprescribedgap(see).1.3.2Type2DTIsaresuitableforcomparativelysmallerbearingsurfaces.Type2DTIsareavailableinGrades5and8,whichdifferintheamountoftensiontheyindicateataprescribedgap(see).1.4Directtensionindicatorsareintendedforinstallationunderaboltorcapscrewhead,ahexnut,oragainstahardenedwasherorotherflathardenedsurface.Thefollowingprecautionarystatementpertainsonlytothetestmethodportions,SectionandAppendixXIofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J13
【国际标准分类号】:21_060_01
【页数】:5P.;A4
【正文语种】: