Designation:C188−16AmericanAssociationStateHighwayandTransportationOfficialsStandardAASHTONo.:T133StandardTestMethodforDensityofHydraulicCement1ThisstandardisissuedunderthefixeddesignationC188;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thistestmethodcoversthedeterminationofthedensityofhydrauliccement.Itsparticularusefulnessisinconnectionwiththedesignandcontrolofconcretemixtures.1.2Thedensityofhydrauliccementisdefinedasthemassofaunitvolumeofthesolids.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Warning—Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.21.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:3C114TestMethodsforChemicalAnalysisofHydraulicCementC125TerminologyRelatingtoConcreteandConcreteAg-gregatesC604TestMethodforTrueSpecificGravityofRefractoryMaterialsbyGas-ComparisonPycnometerC670PracticeforPreparingPrecisionandBiasStatementsforTestMethodsforConstructionMaterialsD2638TestMethodforRealDensityofCalcinedPetroleumCokebyHeliumPycnometer3.Terminology3.1Definitions—Fordefinitionsoftermsusedinthistestmethod,refertoTerminologyC125.4.SignificanceandUse4.1Thistestmethodprovidesaprocedureforthedetermi-nationofdensityofhydrauliccementsamplesusingnon-instrumentaltechniques.5.Apparatus5.1LeChatelierflask—Thestandardflask,whichiscircularincrosssection,withshapeanddimensionsconformingessentiallytoFig.1(Note).Therequirementsinregardto...
