Designation:D2014/D2014M−19StandardTestMethodforExpansionorContractionofCoalbytheSole-HeatedOven1ThisstandardisissuedunderthefixeddesignationD2014/D2014M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversalarge-scalelaboratorytestforobtaininginformationontheexpansionorcontractionofcoalorcoalblendsduringcarbonizationunderspecifiedconditions.Thistestmethodisapplicableintheexaminationofcoalsorcoalblendsintendedforuseinthemanufactureofcoke.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotnecessarilyexactequivalents;therefore,toensureconformancewiththestandard,eachsystemshallbeusedindependentlyoftheother,andvaluesfromthetwosystemsshallnotbecombined.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D2234/D2234MPracticeforCollectionofaGrossSampleofCoalD3302TestMethodforTotalMoistureinCoal3.SummaryofTestMethod3.1Duringthetest,ameasuredthicknessofcoalabout102mm[4in.]isheatedfromthebottomsurfacewhileaforcecorrespondingto15.17kPa[2.20psi]isappliedtothetopsurfacethroughapiston.Attheendofthetest,thethicknessofthecokeismeasuredbyobservingthefinalpositionofthepiston.4.SignificanceandUse4.1Thevaluesdeterminedinthistestmethodindicatetowhatextentagivencoalor...
