ASTM C509-2006 多孔弹性预成型垫片和密封材料标准规范

作者:标准资料网 时间:2024-05-29 04:56:18  浏览:9187   来源:标准资料网

【英文标准名称】:StandardSpecificationforElastomericCellularPreformedGasketandSealingMaterial
【原文标准名称】:多孔弹性预成型垫片和密封材料标准规范
【标准号】:ASTMC509-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:C24.73
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:多孔材料;建筑;嵌缝胶条;密封;密封材料;密封件
【英文主题词】:cellular;compression;elastomer;elastomeric;gasket;glazing;preformed;seal;sealing
【摘要】:1.1Thisspecificationappliestothoseelastomericcellularmaterialsofafirmgradethataremanufacturedinpreformedshapesforuseasgasketsandforuseassealingmaterials,intheformofcompressionsealsorgaskets,orboth,forglazingotherbuildingjointapplications.Note18212;Forsoftercellularelastomericmaterialsusedinsecondarysealingapplications,refertoSpecificationD1056.1.2TestMethodC1166,asreferencedinthisspecification,shouldbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoheatandflameundercontrolledlaboratoryconditionsandshouldnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterials,products,orassembliesunderactualfireconditions.However,resultsofthistestmaybeusedaselementsofafireriskassessmentwhichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduseThefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3Thecommitteewithjurisdictionoverthisstandardisnotawareofanycomparablestandardspublishedbyotherorganizations.1.4Thistestmethodisintendedtodeterminetheabilityofcompoundsmadefromrubberorrubber-likematerialstoresisttheeffectoflowtemperaturesthatmaycausethemtobecomebrittleandfractureorcrackwhenbent.Standardspecimensareexposedtospecifiedlowtemperaturesfordefiniteperiodsafterwhichthespecimensarebentinaprescribedmannerandanyfractureorcrackingnoted.Theprocedureiscommonlycalledthe"Thiokol"method.Note1Resultsobtainedbythistestmethodareinfluencedbytherateofflexingofthecooledspecimenswhichcannotbecloselycontrolledintheprescribedapparatus.Theyarethereforeofaqualitativenatureandmaynotbecloselyreproducibleoverarangeofseveraldegreesoftemperaturedependingonthespeedofflexure.Formoreaccuratedeterminationofbrittletemperature,andparticularlyinnewspecifications,TestMethodD746isrecommended.
【中国标准分类号】:J22
【国际标准分类号】:83_140_50
【页数】:5P.;A4
【正文语种】: