Designation:C1547−02(Reapproved2018)StandardClassificationforFusion-CastRefractoryBlocksandShapes1ThisstandardisissuedunderthefixeddesignationC1547;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisclassificationcoverscommercialfusion-castrefrac-toryblocksandshapes.Itspurposeistosetforththevarioustypesandclassesofthesematerialsaccordingtotheirminer-alogicalcompositions.Thesecompositionsareimportanttodeterminingtheirsuitabilityforuseinspecifiedapplications.Thisstandardisnotintendedtocovercommercialfusedgrainsorbeads.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2C71TerminologyRelatingtoRefractoriesC1118GuideforSelectingComponentsforWavelength-DispersiveX-RayFluorescence(XRF)Systems(With-drawn2011)3E1479PracticeforDescribingandSpecifyingInductivelyCoupledPlasmaAtomicEmissionSpectrometers2.2OtherDocument:“APracticalGuideforthePreparationofSpecimensforX-RayFluorescenceandX-RayDiffractionAnalysis,”VictorE.Buhrke,RonJenkinsandDeaneK.Smith,eds.,JohnWiley&Sons,Inc.,NewYork,1998NOTE1—Chemicalanalysisofrefractoryproductsisdeterminedbyacombinationof...
