Designation:D1734−93(Reapproved2022)StandardPracticeforMakingCementitiousPanelsforTestingCoatings1ThisstandardisissuedunderthefixeddesignationD1734;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thispracticecoversproceduresformoldingandcuringcementitiouspanelsforuseinexposuretestingofcoatingsdesignedformasonryorcementitioussurfaces,althoughthesemaybesuitableforothertests.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2C109/C109MTestMethodforCompressiveStrengthofHydraulicCementMortars(Using2-in.or[50mm]CubeSpecimens)C150SpecificationforPortlandCementC230/C230MSpecificationforFlowTableforUseinTestsofHydraulicCementC305PracticeforMechanicalMixingofHydraulicCementPastesandMortarsofPlasticConsistencyC511SpecificationforMixingRooms,MoistCabinets,MoistRooms,andWaterStorageTanksUsedintheTestingofHydraulicCementsandConcretesC778SpecificationforStandardSandC1005SpecificationforReferenceMassesandDevicesforDeterminingMassandVolumeforUseinPhysicalTestingofHydraulicCementsD4258PracticeforSurfaceCleaningConcreteforCoatingD4259PracticeforPreparationofConcretebyAbras...
