【英文标准名称】:StandardTestMethodforEvaluatingResistanceofModifiedBituminousRoofingMembranetoCyclicFatigue(JointDisplacement)
【原文标准名称】:评估改良沥青屋顶薄膜耐周期性疲劳(接点位移)的标准试验方法
【标准号】:ASTMD5849-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D08.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:沥青;施工材料;位移;薄膜材料;耐力;屋顶;试验方法;试验
【英文主题词】:cyclicdisplacement;fatigue;polymermodifiedbituminousmembrane
【摘要】:Thistestmethodprovidesdataonclassifyingpolymer-modifiedbituminousmembranesbytheirperformancerelatedtothefatigueconditionstowhichtheyaresubjected.Thistestmethodisapplicabletotestingspecimensconsistingofasingleplyofthepolymer-modifiedbitumenmaterialoramultiple-plycompositethatincludesthepolymer-modifiedbitumenmaterial.Thistestmethodisconductedonbothunagedandheat-agedspecimenstodeterminetheeffectofheatexposureonthemembranematerialrsquo;abilitytoresistdeteriorationfromcyclicstrain.Thistestmethodmayalsobeconductedonspecimenssubjectedtootherlaboratoryexposureconditionsthatarenotspecifiedherein.1.1Thistestmethoddeterminestheeffectofconstantcyclicdisplacementonpolymer-modifiedbituminousmembranespecimens.Inthistestmethod,arelativelylowtravelrateofcyclingisusedandthematerialistestedforaspecifiednumberofcyclesunderconditionsofincreasedamplitudeorlowertemperature.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:91_120_30
【页数】:3P.;A4
【正文语种】: