Designation:D7992/D7992M−15StandardPracticeforElevatedTemperatureandMoistureConditioningofPultrudedFiberReinforcedPolymer(FRP)CompositesUsedinStructuralDesigns1ThisstandardisissuedunderthefixeddesignationD7992/D7992M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Ingeneral,itisfeasiblethatthemechanicalpropertiesofFRPcompositeswillbeaffectedbyenvironmentalconditionssuchasexposuretomoistureatelevatedtemperatures.Inordertomakereliablecomparisonsbetweendifferentmaterialsunderelevatedtemperatureandmoistureenvironmentalconditions,itisnecessarytostandardizetheelevatedtemperatureandmoistureconditionstowhichspecimensofthesematerialsaresubjectedpriortoandduringtesting.ThispracticedefinesproceduresforelevatedtemperatureandmoistureconditioningofpultrudedFRPcompositesintendedforuseinstructuraldesignapplications.Theconditioningmediumrepresentingelevatedtemperatureandmoistureexposuredescribedinthisstandardpracticeisdistilledwatermaintainedat37.861.5°C(10063°F)for1000hours.1.2Units—ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnoncon-formancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D618PracticeforConditioningPlasticsforTestingD3918TerminologyRelatingtoReinforcedPlasticPul-trudedProductsD6641/D6641MTestMethodforCompressivePropertiesofPolymerMatrixCompositeMaterialsUsingaCombinedLoadingCompression(CLC)TestFixtureD7290Practicef...
