BS 812-123-1999 试验集料.碱-硅反应性测定方法.混凝土棱镜法
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【英文标准名称】:Testingaggregates-Methodfordeterminationofalkali-silicareactivity-Concreteprismmethod
【原文标准名称】:试验集料.碱-硅反应性测定方法.混凝土棱镜法
【标准号】:BS812-123-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-06-15
【实施或试行日期】:1999-06-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验设备;再现性;实验室试验;湿度;温度;膨胀;二氧化硅;水泥与混凝土技术;精密度;尺寸测量;储存;准确度;粗集料;棱柱形;尺寸变化;强碱;化学反应;试验条件;报告;集料;试样制备;试样;细集料
【英文主题词】:reports;specimenpreparation;aggregates;expansion(deformation);accuracy;laboratorytesting;humidity;testequipment;testingconditions;cementandconcretetechnology;reproducibility;dimensionalmeasurement;prismaticshape;temperature;precision;fineaggregates;dimensionalchanges;chemicalreactions;testspecimens;storage;silicondioxide;coarseaggregates;alkalis
【摘要】:ThisBritishStandardspecifiesamethodofmeasuringtheexpansionofconcreteproducedbyalkali-silicareactioninvolvingspecificcombinationsofaggregates.Themethodisdesignedasanacceleratedlaboratorytestforaspecificcombinationofaggregatesandisnotconsideredtobeaperformancetestforconcrete.NOTEAggregatesareusuallytestedinthesamecombinationaswhentheyareactuallyused.Whentheaggregatecombinationtobeusedisnotdecided,however,thetestsampleofaggregateistestedincombinationwithbothaninertaggregateandanaggregategeologicallysimilartoitselfinproportionsspecifiedinthemethod.Thisprocedureprovidesagenerallysatisfactoryassessmentoftheaggregatebyaccommodatinganypessimumvaluewhichitmaypossess.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_15
【页数】:18P.;A4
【正文语种】:英语
【原文标准名称】:试验集料.碱-硅反应性测定方法.混凝土棱镜法
【标准号】:BS812-123-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-06-15
【实施或试行日期】:1999-06-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验设备;再现性;实验室试验;湿度;温度;膨胀;二氧化硅;水泥与混凝土技术;精密度;尺寸测量;储存;准确度;粗集料;棱柱形;尺寸变化;强碱;化学反应;试验条件;报告;集料;试样制备;试样;细集料
【英文主题词】:reports;specimenpreparation;aggregates;expansion(deformation);accuracy;laboratorytesting;humidity;testequipment;testingconditions;cementandconcretetechnology;reproducibility;dimensionalmeasurement;prismaticshape;temperature;precision;fineaggregates;dimensionalchanges;chemicalreactions;testspecimens;storage;silicondioxide;coarseaggregates;alkalis
【摘要】:ThisBritishStandardspecifiesamethodofmeasuringtheexpansionofconcreteproducedbyalkali-silicareactioninvolvingspecificcombinationsofaggregates.Themethodisdesignedasanacceleratedlaboratorytestforaspecificcombinationofaggregatesandisnotconsideredtobeaperformancetestforconcrete.NOTEAggregatesareusuallytestedinthesamecombinationaswhentheyareactuallyused.Whentheaggregatecombinationtobeusedisnotdecided,however,thetestsampleofaggregateistestedincombinationwithbothaninertaggregateandanaggregategeologicallysimilartoitselfinproportionsspecifiedinthemethod.Thisprocedureprovidesagenerallysatisfactoryassessmentoftheaggregatebyaccommodatinganypessimumvaluewhichitmaypossess.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_15
【页数】:18P.;A4
【正文语种】:英语
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