ASTM D5278-1998(2004) 窄幅弹性织物伸长的标准试验方法(静态负载试验)

作者:标准资料网 时间:2024-05-14 05:25:10   浏览:9671   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforElongationofNarrowElasticFabrics(Static-LoadTesting)
【原文标准名称】:窄幅弹性织物伸长的标准试验方法(静态负载试验)
【标准号】:ASTMD5278-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D13.59
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;纺织试验;织物
【英文主题词】:elasticfabric;elongation;staticload
【摘要】:Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofnarrowelasticfabricsbecausethetestmethodisusedinthetradeforacceptancetesting.5.1.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepartiesshouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesshouldbecomparedusingstudent’t-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingisbegun.Ifbiasisfound,eitherthecausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinthelightoftheknownbias.Thistestmethodspecifiestheuseofastaticloadapparatus.Usersofthistestmethodarecautionedthatelongationtestdataobtainedusingthistestmethodarenotcomparabletoelongationtestdataobtainedusingeitherconstant-rate-of-extension(CRE)orconstant-rate-of-loading(CRL)typetensiletestingmachines.1.1Thistestmethoddeterminestheelongationcharacteristicsofnarrowelasticfabricsmadefromnaturalorman-madeelastomers,eitheraloneorincombinationwithothertextilefibers,whentestedwithastaticloadtestingprocedurebeforeorafterlaundering.Note1Fordeterminationofsimilarcharacteristicsusingtheconstant-rate-of-extension(CRE)typetensiletestingmachine,refertoTestMethodD4964.Note2Fordeterminationofsimilarcharacteristicsusingtheconstant-rate-ofload(CRL)typetensiletestingmachine,refertoTestMethodD1775.1.2Theuseofthistestmethodrequirestheselectionof,ormutualagreementupon,theeffectivestaticloadatwhichthetestresultswillbedetermined.1.3LaunderingproceduresusedwillbethosespecifiedinTestMethodAATCC135for3washinganddryingcycles.1.4Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecifications.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W04
【国际标准分类号】:59_080_30
【页数】:3P.;A4
【正文语种】:


下载地址: 点击此处下载
Product Code:SAE AS3123
Title:Plug, Expansion - Aluminum, 2024-T4, and 2024-T351, Short; Std and .010 Oversize Diameters, UNS A92024
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:No scope available.【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Part2-79:Particularrequirementsforhighpressurecleanersandsteamcleaners
【原文标准名称】:家用和类似电器的安全.第2-79部分:工业和商业用高压清洁器和蒸汽清洁器的特殊要求
【标准号】:IEC60335-2-79-2002
【标准状态】:作废
【国别】:国际
【发布日期】:2002-07
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC61J
【标准类型】:()
【标准水平】:()
【中文主题词】:安全;家用电器;定义;定义;高压清洁器;电气工程;家用设备;清洁设备;汽动装置;安全要求;家用;电气器具
【英文主题词】:Cleaningequipment;Definitions;Electricappliances;Electrichouseholdappliance;Electricalengineering;High-pressurecleaners;Householdequipment;Householduse;Safety;Safetyrequirements;Steam-powereddevices
【摘要】:Dealswiththesafetyofhighpressurecleanersforhousehold,industrialandcommercialusehavingapressurenotlessthan2,5MPaandnotmorethan25MPaandwithaninputtothedriveforthehighpressurepumpnotexceeding10kW,theirratedvolta
【中国标准分类号】:Y62
【国际标准分类号】:25_220_10;97_080
【页数】:28P;A4
【正文语种】:英语