ASTM C109/C109M-2011 液压水泥灰浆的抗压强度试验方法(使用2in.或50mm管试样)

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【英文标准名称】:StandardTestMethodforCompressiveStrengthofHydraulicCementMortars(Using2-in.or[50-mm]CubeSpecimens)
【原文标准名称】:液压水泥灰浆的抗压强度试验方法(使用2in.或50mm管试样)
【标准号】:ASTMC109/C109M-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:C01.27
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:抗压强度;水凝水泥灰浆;水凝水泥强度;砂浆强度;强度;水泥砂浆;立方体试件;水硬水泥混凝土;硅酸盐水泥
【英文主题词】:compressivestrength;hydrauliccementmortar;hydrauliccementstrength;mortarstrength;strength;Cementmortars;Cubespecimens;Hydrauliccementconcrete;Portlandcement
【摘要】:Thistestmethodprovidesameansofdeterminingthecompressivestrengthofhydrauliccementandothermortarsandresultsmaybeusedtodeterminecompliancewithspecifications.Further,thistestmethodisreferencedbynumerousotherspecificationsandtestmethods.Cautionmustbeexercisedinusingtheresultsofthistestmethodtopredictthestrengthofconcretes.1.1Thistestmethodcoversdeterminationofthecompressivestrengthofhydrauliccementmortars,using2-in.or[50-mm]cubespecimens.Note18212;TestMethodC349providesanalternativeprocedureforthisdetermination(nottobeusedforacceptancetests).1.2Thistestmethodcoverstheapplicationofthetestusingeitherinch-poundorSIunits.ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.1.3ValuesinSIunitsshallbeobtainedbymeasurementinSIunitsorbyappropriateconversion,usingtheRulesforConversionandRoundinggiveninStandard,ofmeasurementsmadeinotherunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(Warning8212;Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.)
【中国标准分类号】:
【国际标准分类号】:91_100_10
【页数】:9P.;A4
【正文语种】:


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【英文标准名称】:Waterquality-Determinationoftheinhibitoryeffectofwaterconstituentsonthegrowthofactivatedsludgemicroorganisms
【原文标准名称】:水质水体组分对活性污泥中微生物增长抑制影响的测定
【标准号】:ISO15522-1999
【标准状态】:现行
【国别】:国际
【发布日期】:1999-06
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC147
【标准类型】:()
【标准水平】:()
【中文主题词】:活性污泥;水组分;水质;毒性;抑制作用;细菌纲;水污染;定义;定义;微生物;水质试验;生物测定;水
【英文主题词】:Activatedsludges;Bacteria;Bioassay;Definition;Definitions;Inhibitoryeffects;Microorganisms;Toxicity;Water;Waterconstituents;Waterpollution;Waterquality;Watertesting
【摘要】:ThisInternationalStandardspecifiesamethodforassessingthepotentialtoxicityofatestmaterialtothegrowthofaerobicbacteriapresentinactivatedsludge.Theinhibitoryeffectisrestrictedtothosemicroorganismscapableofgrowthonthechosenorganictestmedium.Thismethodgivesinformationoninhibitoryeffectsonthemicroorganismsoverincubationperiodsupto6h.Thismethodisapplicabletowater,wastewaterandchemicalsubstanceswhicharesolubleundertheconditionsofthetest.Specialcareisneededwithvolatileorcolouredmaterialsandmaterialswhichformturbidsuspensionsordispersions.NOTE1Resultswithvolatiletestmaterialshouldbeinterpretedwithcautionandarelikelytounderestimateanyinhibitoryeffectbecauseofthedifficultiesinmaintainingtheinitialconcentrationinthetestflasks.NOTE2Colouredmaterialsandmaterialsoflowwater-solubilitywhichformturbidsuspensionsordispersionscanbetestedinmanycasesusingcolour/turbiditycontrolsasblanks(see9.4).NOTE3Inhibitoryeffectsonactivatedsludgemicroorganismsoftestmaterialsforwhichthistestisnotapplicablecanbedeterminedbyusinganinhibitiontestbasedonrespirometricmeasurements(seeISO8192).
【中国标准分类号】:Z16
【国际标准分类号】:07_100_20
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforStorageofRadiographsandUnexposedIndustrialRadiographicFilms
【原文标准名称】:射线照片和未曝光工业用射线照相胶片储存的标准指南
【标准号】:ASTME1254-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:射线照相胶片;试验;无损检验;储存;金相学;射线照片;金属
【英文主题词】:non-destructivetesting;radiographicfilm;storage;metallography;radiographs;testing;metals
【摘要】:
【中国标准分类号】:G81
【国际标准分类号】:19_100
【页数】:3P;A4
【正文语种】:英语