ASTM D1670-2004 沥青材料在加速风化与室外风化中端点损坏的标准试验方法

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【英文标准名称】:StandardTestMethodforFailureEndPointinAcceleratedandOutdoorWeatheringofBituminousMaterials
【原文标准名称】:沥青材料在加速风化与室外风化中端点损坏的标准试验方法
【标准号】:ASTMD1670-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D08.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:屋面油毡;屋顶层;沥青制品;故障;试验;防水材料;风化;屋顶;建筑;施工材料;沥青
【英文主题词】:acceleratedweathering;bituminousmaterials;failureendpoint;outdoorweathering
【摘要】:Theextentofcrackingorpittingofbituminousfilmsisameasureoftheextentofdeteriorationduetoweathering.Failureduetocrackingismoreaccuratelydeterminedelectricallythanvisually.Failuredeterminedbythistestmethodwilldependnotonlyonthecharacteristicsofthebituminousmaterialandtheextentofweathering,butalsoonthefilmthickness,andtheamountandtypeofmineralfillerpresent.Testsonasimilarmaterialofknownweatheringcharacteristics(acontrol)exposedatthesametimeasthetestmaterialisstronglyrecommendedasacheckonthevalidityofthetestresults.1.1Thistestmethodcoverstheuseofasparkgeneratingapparatusfordeterminationoffailureduetocrackingofbituminousmaterialsundergoingacceleratedoroutdoorweatheringonelectricallyconductivebackings.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E43
【国际标准分类号】:91_100_50
【页数】:4P.;A4
【正文语种】: