ASTM C1565-2004 硅酸盐水泥PACK-SET指数测定的标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminationofPack-SetIndexofPortlandCement
【原文标准名称】:硅酸盐水泥PACK-SET指数测定的标准试验方法
【标准号】:ASTMC1565-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:C01.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测定;运输;硅酸盐水泥;目录
【英文主题词】:pack-set;mechanical;portlandcement;measure;vibration-induced
【摘要】:Thismethodisintendedtohelpmanufacturersdeterminetherelativepack-settendencyoftheircement(s).Thetestestablishesapack-setindexwhich,whenproperlycorrelatedwithfieldperformance,isusefulinpredictingorpreventingfieldunloadingdifficulties.Thetestisanaidtoroutinecontrolduringcementproductionandisnotsuitableforspecificationpurposes.Ingeneral,fieldperformanceofcementflowabilityissatisfactorywhenthepack-setindexasdeterminedonfreshlygroundcementaverages0to15andisunsatisfactorywhentheindexexceeds25.Anypredictionoffieldperformanceofcementflowabilitymeasuring16to25istenable.Thesearegeneralrangesandthefieldperformanceofindividualcementsmaynotnecessarilyfallwithintheseranges.Additionalconditions,afterthecementhasleftthecontrolofthemanufacturingfacility,canaffecttheapparentpacksetindexaswell.Anyattempttoapplythecriticalrangeofpack-setindexnumbersbasedonfreshlygroundcementtojobcementwithoutspecialtreatmentofthesamplewouldbeproblematic.Thetestisax201C;GO-NOGOx201D;typeoftestandshouldnotbeusedforspecificationpurposes.Thepack-setindexoffieldcementcanbeevaluatedintermsofthepack-setindexrangesofthatcementasdeterminedwhenfreshly-ground.Thiscomparisoncanaidthemanufacturerinproducingcementthatoffersthebestfieldperformanceforpack-setproperties.Silostorageofcementmayresultinagreateramountofconsolidationthanthismethodisdesignedtoinduce,andtheresultingforcesrequiredtoovercomethatconsolidationarenotmeasuredbythistestmethod.Packsetisnottobeconfusedwithx201C;warehousesetx201D;whichresultsfromsurfacehydrationofthecementfromadsorbedmoisture.1.1Thistestmethodcoversthedeterminationofthepack-setindex,whichprovidesanindicationofthemechanicalforceneededtoovercometheconsolidationofportlandcement.1.2Thepack-setindexnumberprovidesanumericalvalueusefulformanufacturerswhodesiretomeasureandcontroltheeffectthatvibration-inducedconsolidationhasuponthemanufacturedcement.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.ValuesstatedinInch-Poundunitsareforinformationalpurposesonlyandareenclosedinparentheses.ValuesstatedinSIunitsshallbeobtainedbymeasurementinSIunitsorbyappropriateconversion,usingtherulesofConversionandroundinggiveninStandardIEEE/ASTMSI10,ofmeasurementsmadeinotherunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(WARNING8212Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandittuseuponprolongedexposure).
【中国标准分类号】:Q11
【国际标准分类号】:55_180_40;91_100_10
【页数】:5P.;A4
【正文语种】:
【原文标准名称】:硅酸盐水泥PACK-SET指数测定的标准试验方法
【标准号】:ASTMC1565-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:C01.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测定;运输;硅酸盐水泥;目录
【英文主题词】:pack-set;mechanical;portlandcement;measure;vibration-induced
【摘要】:Thismethodisintendedtohelpmanufacturersdeterminetherelativepack-settendencyoftheircement(s).Thetestestablishesapack-setindexwhich,whenproperlycorrelatedwithfieldperformance,isusefulinpredictingorpreventingfieldunloadingdifficulties.Thetestisanaidtoroutinecontrolduringcementproductionandisnotsuitableforspecificationpurposes.Ingeneral,fieldperformanceofcementflowabilityissatisfactorywhenthepack-setindexasdeterminedonfreshlygroundcementaverages0to15andisunsatisfactorywhentheindexexceeds25.Anypredictionoffieldperformanceofcementflowabilitymeasuring16to25istenable.Thesearegeneralrangesandthefieldperformanceofindividualcementsmaynotnecessarilyfallwithintheseranges.Additionalconditions,afterthecementhasleftthecontrolofthemanufacturingfacility,canaffecttheapparentpacksetindexaswell.Anyattempttoapplythecriticalrangeofpack-setindexnumbersbasedonfreshlygroundcementtojobcementwithoutspecialtreatmentofthesamplewouldbeproblematic.Thetestisax201C;GO-NOGOx201D;typeoftestandshouldnotbeusedforspecificationpurposes.Thepack-setindexoffieldcementcanbeevaluatedintermsofthepack-setindexrangesofthatcementasdeterminedwhenfreshly-ground.Thiscomparisoncanaidthemanufacturerinproducingcementthatoffersthebestfieldperformanceforpack-setproperties.Silostorageofcementmayresultinagreateramountofconsolidationthanthismethodisdesignedtoinduce,andtheresultingforcesrequiredtoovercomethatconsolidationarenotmeasuredbythistestmethod.Packsetisnottobeconfusedwithx201C;warehousesetx201D;whichresultsfromsurfacehydrationofthecementfromadsorbedmoisture.1.1Thistestmethodcoversthedeterminationofthepack-setindex,whichprovidesanindicationofthemechanicalforceneededtoovercometheconsolidationofportlandcement.1.2Thepack-setindexnumberprovidesanumericalvalueusefulformanufacturerswhodesiretomeasureandcontroltheeffectthatvibration-inducedconsolidationhasuponthemanufacturedcement.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.ValuesstatedinInch-Poundunitsareforinformationalpurposesonlyandareenclosedinparentheses.ValuesstatedinSIunitsshallbeobtainedbymeasurementinSIunitsorbyappropriateconversion,usingtherulesofConversionandroundinggiveninStandardIEEE/ASTMSI10,ofmeasurementsmadeinotherunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(WARNING8212Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandittuseuponprolongedexposure).
【中国标准分类号】:Q11
【国际标准分类号】:55_180_40;91_100_10
【页数】:5P.;A4
【正文语种】:
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