Designation:D6137−97(Reapproved2018)StandardTestMethodforSulfuricAcidResistanceofPolymerLiningsforFlueGasDesulfurizationSystems1ThisstandardisissuedunderthefixeddesignationD6137;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodisintendedtoevaluatethesulfuricacidresistanceatelevatedtemperaturesofpolymerliningsappliedtocarbonsteelsubstratessubjecttosulfuricacidattack.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2A36/A36MSpecificationforCarbonStructuralSteelC868TestMethodforChemicalResistanceofProtectiveLinings(Withdrawn2015)3D660TestMethodforEvaluatingDegreeofCheckingofExteriorPaintsD661TestMethodforEvaluatingDegreeofCrackingofExteriorPaintsD714TestMethodforEvaluatingDegreeofBlisteringofPaintsD772TestMethodforEvaluatingDegreeofFlaking(Scal-ing)ofExteriorPaintsD1186TestMethodsforNondestructiveMeasurementofDryFilmThicknessofNonmagneticCoatingsAppliedtoaFerrousBase(Withdrawn2006)3D1474TestMethodsforIndentationHardnessofOrganicCoatingsD4138PracticesforMeasurementofDryFilmThicknessofProtectiveCoatingSystemsbyDestructive,Cross-Sectioning...
