Designation:C807−13StandardTestMethodforTimeofSettingofHydraulicCementMortarbyModifiedVicatNeedle1ThisstandardisissuedunderthefixeddesignationC807;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1ThistestmethodcoversthedeterminationofthetimeofsettingofhydrauliccementmortarbymeansofthemodifiedVicatneedle.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.(Warning—Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.2)1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.2.ReferencedDocuments2.1ASTMStandards:3C109/C109MTestMethodforCompressiveStrengthofHydraulicCementMortars(Using2-in.or[50-mm]CubeSpecimens)C183PracticeforSamplingandtheAmountofTestingofHydraulicCementC187TestMethodforAmountofWaterRequiredforNor-malConsistencyofHydraulicCementPasteC219TerminologyRelatingtoHydraulicCementC305PracticeforMechanicalMixingofHydraulicCementPastesandMortarsofPlasticConsistencyC511SpecificationforMixingRooms,MoistCabinets,MoistRooms,andWaterStorageTanksUsedintheTestingofHydraulicCementsandConcretesC670PracticeforPreparingPrecisionandBiasStatementsforTestMethodsforConstructionMaterialsC778SpecificationforSandC845SpecificationforExpansiveHydraulicCementC1005SpecificationforReferenceMassesandDevicesforDeterminingMassandVolumeforUseinthePhysicalTestingofHydraulicCementsD1193Specificationfor...
