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【英文标准名称】:StandardTestMethodforFlowofFreshlyMixedHydraulicCementConcrete
【原文标准名称】:新拌水凝水泥混凝土流动性的标准试验方法
【标准号】:ASTMC1362-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:C09.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:concrete;consistency;flow;fluidity;freshconcrete;uniformity;Concrete;Consistency--concrete;Flowandflowrate--cement/concrete;Fluidity;Ready-mixedconcrete;Uniformity
【摘要】:Thistestmethodpermitsarapidassessmentoftheflowandconsistencyoffreshlymixedconcrete(seeNote1).Thistestmethodalsoprovidesinformationonthechangeinflowandconsistency,withtime,ofconcretecontainingsuperplasticizeradmixtures.Thistestmethodcanbeusedtomeasuretheuniformitycharacteristicsofflowandconsistencyoffreshlymixedconcreteanditschangewithtime.Note18212;Thistestmethodmaynotbeappropriateforuseinevaluatinggap-gradedaggregateconcrete.1.1Thistestmethodcoversdeterminationoftheflowofasampleoffreshlymixedconcrete,eitherinthefieldorinthelaboratory.1.2Thistestmethodisapplicabletoconcretehavingcoarseaggregateupto37.5mminsize.Ifthecoarseaggregateislargerthan37.5mminsize,thetestmethodisapplicablewhenthefractionofconcretelargerthan37.5mmisremovedinaccordancewithPracticeC172.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thetextofthisstandardreferencesnotesandfootnotesthatprovideexplanatoryinformation.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(Warningx2014;Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.)
【中国标准分类号】:Q11
【国际标准分类号】:91_100_10
【页数】:3P.;A4
【正文语种】:英语