标准资料网-标准资料免费资源平台

【英文标准名称】:StandardTestMethodforPortland-CementContentofHardenedHydraulic-CementConcrete
【原文标准名称】:硬化水凝水泥混凝土的硅酸盐水泥含量的标准试验方法
【标准号】:ASTMC1084-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:C09.69
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:水泥含量;混凝土;硬化的;密度-混凝土;硬化水泥;水凝水泥混凝土;氧化物分析;硅酸盐水泥混凝土;硅含量;矿渣
【英文主题词】:cementcontent;concrete;hardened;Cementcontent(ofconcrete);Density--concrete;Hardenedconcrete;Hydrauliccementconcrete;Oxideanalysis;Portlandcementconcrete(PCC);Silicacontent;Slag
【摘要】:Thistestmethodconsistsoftwoindependentprocedures:anoxide-analysisprocedurethatconsistsoftwosub-proceduresandanextractionprocedure.Eachprocedurerequiresasubstantialdegreeofchemicalskillandrelativelyelaboratechemicalinstrumentation.Exceptfortheinfluenceofknowninterferences,determinedcementcontentsarenormallyequalto,orslightlygreaterthan,actualvaluesexceptfortheMaleicAcidprocedurewhereresultscanalsobesignificantlylowwhenthepasteiscarbonated(Note1).Note18212;Withcertainlimitations,theprocedureisalsoapplicableforestimatingthecombinedcontentofportlandcementandpozzolanorslaginconcretesmadewithblendedhydrauliccementandblendsofportlandcementwithpozzolansorslags.Theresultsofthistestmethodwhenappliedtoconcretesmadewithblendedcementsorpozzolansdependonthecompositionofthepozzolan,theageoftheconcrete,theextentofreactionofthepozzolanandthefactthatthistestmethodmaydetermineonlytheportland-cementcomponentofablendedcement.Thetestmethodshouldbeappliedtodeterminationoftheblendedcementcontentorthepozzolaniccontentonlybyuseofcalibrationconcretesamplesorotherinformation.EarlierversionsofthistestmethodcanprovideusefulinformationasdetailedbyHimeandMinnick.1.1Thistestmethodcoversthedeterminationofportland-cementcontentofasampleofhardenedhydraulic-cementconcrete.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.DisposalofsomeorallofthechemicalsusedinthismethodmayrequireadherencetoEPAorotherregulatoryguidelines.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:StandardTestMethodforEvaluationofAutomotiveEngineOilsforInhibitionofDepositFormationinaSpark-IgnitionInternalCombustionEngineFueledwithGasolineandOperatedUnderLow-Temperature,Light-DutyConditions
【原文标准名称】:在低温、低载条件下运行的使用汽油燃料的火花点火式内燃机中抑制沉积物形成用发动机油评估的标准试验方法
【标准号】:ASTMD6593-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D02.B0.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:lubricatingoils;SequenceVG;sludgeandvarnish;spark-ignitionautomotiveengine;stop-and-goservice;Automotiveenginefuels/oils;Gasoline;Inhibitors;Lightdutyengineservice;Low-temperaturetesting--petroleumproducts/applications;Lubricating
【摘要】:Thistestmethodisusedtoevaluateanautomotiveengineoil''scontrolofenginedepositsunderoperatingconditionsdeliberatelyselectedtoacceleratedepositformation.Thistestmethodwascorrelatedwithfieldservicedata,determinedfromside-by-sidecomparisonsoftwoormoreoilsinpolice,taxifleets,anddeliveryvanservices.Thesamefieldserviceoilswerethenusedindevelopingtheoperatingconditionsofthistestprocedure.Thistestmethod,alongwithothertestmethods,definestheminimumperformanceleveloftheAPICategorySL(detailedinformationaboutthiscategoryisincludedinSpecificationD4485).Thistestmethodisalsoincorporatedinautomobilemanufacturers''factory-fillspecifications.Thebasicengineusedinthistestmethodisrepresentativeofmanythatareinmodernautomobiles.Thisfactor,alongwiththeacceleratedoperatingconditions,shouldbeconsideredwheninterpretingtestresults.1.1ThistestmethodcoversandiscommonlyreferredtoastheSequenceVGtest,andithasbeencorrelatedwithvehiclesusedinstop-and-goservicepriorto1996,particularlywithregardtosludgeandvarnishformation.ItisoneofthetestmethodsrequiredtoevaluateoilsintendedtosatisfytheAPISLperformancecategory.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1Exception8212;WherethereisnodirectSIequivalentsuchasscrewthreads,nationalpipethreads/diameters,tubingsize,orspecifiedsinglesourceequipment.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specifichazardstatementsaregivenin7.7,7.10.2.2,8.3.4.2,8.4.4.3,9.2.6,9.3.4.5,12.1.1.7,12.2.1.4,andAnnexA1.1.4ATableofContentsfollows:
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:72P.;A4
【正文语种】:英语