ASTM D395-2003(2008) 橡胶特性.压缩形变的标准试验方法

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【英文标准名称】:StandardTestMethodsforRubberProperty8212;CompressionSet
【原文标准名称】:橡胶特性.压缩形变的标准试验方法
【标准号】:ASTMD395-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D11.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compressionset;compressionsetunderconstantdeflection;compressionsetunderconstantforce;deflection;deformation;elasticproperty;hysteresis;recovery
【摘要】:Compressionsettestsareintendedtomeasuretheabilityofrubbercompoundstoretainelasticpropertiesafterprolongedactionofcompressivestresses.Theactualstressingservicemayinvolvethemaintenanceofadefinitedeflection,theconstantapplicationofaknownforce,ortherapidlyrepeateddeformationandrecoveryresultingfromintermittentcompressiveforces.Thoughthelatterdynamicstressing,liketheothers,producescompressionset,itseffectsasawholearesimulatedmorecloselybycompressionflexingorhysteresistests.Therefore,compressionsettestsareconsideredtobemainlyapplicabletoserviceconditionsinvolvingstaticstresses.Testsarefrequentlyconductedatelevatedtemperatures.1.1Thesetestmethodscoverthetestingofrubberintendedforuseinapplicationsinwhichtherubberwillbesubjectedtocompressivestressesinairorliquidmedia.Theyareapplicableparticularlytotherubberusedinmachinerymountings,vibrationdampers,andseals.Twotestmethodsarecoveredasfollows:TestMethodSectionA-CompressionSetUnderConstantForceinAir7-10B-CompressionSetUnderConstantDeflectioninAir11-14