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第1页共23页ISO16047-2005Fasteners-Torque/clampforcetesting紧固件紧固扭矩-轴向预紧力试验第2页共23页Contents目录Page页码1Scope范围..........................................................................32Normativereferences引用标准.........................................................33Termsanddefinitions术语和定义.......................................................54Symbolsandtheirdesignations符号和名称................................................65Principleoftest试验原理..............................................................75.1General综述........................................................................75.2Determinationofcoefficientsoffriction摩擦系数的测定....................................85.3DeterminationoftorquecoefficientK(K-factor)扭矩系数K的测定............................95.4DeterminationofratioTIFT/F比率的确定...............................................96Apparatus设备......................................................................96.1Testingmachine试验设备.............................................................96.2Teatfixture试验工装.................................................................97Testparts试验零件..................................................................107.1General综述......................................................................107.2Test-bearingplatesortestwashers试验支承圆盘或试验垫片................................117.3Testnutsfortestingbolts,screwsandstuds检测螺栓、螺钉和螺柱用的试验螺母...............137.4Testboltsortestscrewsfortestingnuts检测螺母用的试验螺栓或试验螺钉...................148Testingunderstandardconditions在标准条件下试验.......................................149Testingunderspecificconditions在特殊条件下试验.......................................1510Evaluationofresults结果评价........................................................1510.1DeterminationoftorquecoefficientK扭矩系数K的测定..................................1510.2Determinationofcoefficientoftotalfrictionμtot总摩擦系数μtot的测定......................1610.3Determinationofcoefficientoffrictionbetweenthreadsμth螺纹摩擦系数μth的测定...........1710.4Determinationofcoefficientoffrictionbetweenbearingsurfacesμb支承面摩擦系数μb的测定...............................................................................1710.5DeterminationofyieldclampforceFy屈服紧固轴力Fy的测定...........................1810.6DeterminationofyieldtighteningtorqueTy屈服紧固扭矩Ty的测定.......................1810.7DeterminationofultimateclampforceFu极限紧固轴力Fu的测定........................1810.8DeterminationofultimatetighteningtorqueTu极限紧固扭矩Tu的测定....................1811Testreport试验报告...............................................................1811.1General综述.....................................................................1911.2Descriptionoffastenerstobetested被试验的紧固件的描述...............................1911.3Descriptionoftestparts试验用零件的描述............................................2011.4Testingmachine试验设备...........................................................2111.5Testfixture试验工装...............................................................2111.6Environmentalconditions环境条件...................................................2211.7Specificconditions特殊条件.........................................................2211.8Testresults试验结果...............................................................22Bibliography参考文献....................................................................23第3页共23页Fasteners--Torque/clampforcetesting紧固件紧固扭矩-轴向预紧力试验1Scope范围ThisInternationalStandardspecifiestheconditionsforcarryingouttorque/clampforcetestsonthreadedfastenersandrelatedparts本国际标准详细地阐述了实施螺纹紧固件和相关零件的紧固扭矩-轴向预紧力试验的条件。Itisapplicable,basically,tobolts,screws,studsandnutsmadeofcarbonsteelandalloysteel,whosemechanicalpropertiesarespecifiedinISO898-1,ISO898-2orISO898-6,havingISOmetricthreadswiththreadsizesM3toM39.ItisalsoapplicabletothecombinationofotherexternallyandinternallythreadedfastenerswithatriangularISOthreadaccordingtoISO68-1.本标准主要适用于机械性能符合ISO898-1、ISO898-2或ISO898-6,螺纹符合ISO米制螺纹,螺纹规格为M3到M39的碳钢及合金钢制造的螺栓、螺钉、螺柱和螺母。本标准也适用于具有符合ISO68-1的米制三角形螺纹的其他外螺纹和内螺纹的紧固件。Itisnotapplicabletosetscrewsandsimilarthreadedfastenersthatarenotundertensilestresses,nortoscrewswhichformtheirownmatingthreadorthreadedfastenershavingadditionalself-lockingfeatures本标准不适用于不承受拉力载荷的紧定螺钉及类似的螺纹紧固件,也不适合自攻螺钉和有自锁功能特性的螺纹紧固件。Unlessotherwiseagreed,thetestsarecarriedoutatroomtemperature.However,testscarriedoutunderstandardconditionsaremadeatatemperatureof10℃to35℃若无其他特殊的协议规定,试验应在10℃到35℃的室温下进行。Thismethodallowsdeterminationofthetighteningcharacteristicsofthreadedfastenersandrelatedparts本标准规定的试验方法可以测定紧固件和相关零件的紧固特性。2Normativereferences引用标准Thefollowingreferenceddocumentsareindispensablefortheapplicationofthisdocument.Fordatedreferences,onlytheeditioncited引证applies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies下列引用标准在使用本标准时是不可缺少的。对于注明日期的引用标准,只能使用引证的版本,没有注明版本日期的,使用昀新版本(包括任何修订)。ISO68-1,ISOgeneralpurposescrewthreads—Basicprofile—Part1:MetricscrewthreadsISO一般用途螺纹-基本牙型-第一部分:ISO米制螺纹IS0273:1979,Fasteners—Clearanceholesforboltsandscrews紧固件-螺栓和螺钉用通孔ISO898-1,Mechanicalpropertiesoffastenersmadeofcarbonsteelandalloyste
本文标题:iso 16047-2013
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