Designation:C1810/C1810M−19StandardGuideforComparingPerformanceofConcrete-MakingMaterialsUsingMortarMixtures1ThisstandardisissuedunderthefixeddesignationC1810/C1810M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisguideprovidesinformationonhowtocomparetherelativeperformanceandpotentialincompatibilityofcombi-nationsofconcrete-makingmaterials.Performancetestsonfreshandearly-agepropertiesofmortarmixturescanbeusefulindicatorsofconcreteperformanceusingsimilarmaterials.Theperformancetestsdescribedinthisguideincludemortar-slump,mortarspread,mortar-workabilityretention,timeofsetting,airentrainment,andhydrationkinetics.1.2Units—ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththisguide.SomevaluesonlyhaveSIunitsbecausetheinch-poundequivalentsarenotusedinguide.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.Warning—Freshhydrauliccementitiousmixturesarecausticandmaycauseburnstoskinandtissueuponprolongedexposure.21.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:3C70TestMethodforSurfaceMoistureinFineAggregateC125TerminologyRelatingtoConcreteandConcreteAg-gregatesC128TestMethodforRel...
