【英文标准名称】:StandardTestMethodforStainingTendencyofAsphalt(StainIndex)
【原文标准名称】:沥青的斑蚀倾向用标准试验方法(斑蚀指数)
【标准号】:ASTMD2746-2007
【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】:D08.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:沥青;斑渍;测试
【英文主题词】:asphalt;stainindex;staining
【摘要】:Thistestmethodmeasuresthetendencyforoilcomponentstoseparatespontaneouslyfromasphalt.Theseparationofoilcomponentscancausestaininginasphaltroofingproductsandadjacentmaterialsinstorageanduse.Thestainindexisrelatedtothethermalstabilityoftheasphalt.Higherstainindexvaluesindicatelowerstabilityandgreatertendencyforstaining.Usethisproceduretodeterminethestainingtendencyofasphaltandtocomparetheresultsagainstamaterialforwhichthestainingtendencyisknown.1.1Thistestmethodcoversthedeterminationofthestainingtendencyofasphaltandtheassignmentofastainindexproportionaltotheextentofstainingobserved.1.2Thistestmethodisapplicabletoasphaltshavingring-and-ballsofteningpointsof85176;C(185176;F)orgreater.Note18212;Thistestmethodmaybemodifiedforusewithotherbituminousmaterialswithsofteningpointslessthan85176;C(185176;F)byusingadifferenttemperaturethanspecifiedinSection7byagreementoftheinterestedparties.ThereportofresultsfromsuchatestmaycitethismethodbutmustclearlystatethetemperatureemployedintheexceptionandacknowledgethattheinterpretationofresultsinSection9andtheprecisionandbiasstatedinSection10maynotapply.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E43
【国际标准分类号】:91_100_50;93_080_20
【页数】:3P.;A4
【正文语种】: