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【英文标准名称】:StandardTestMethodforSofteningPointofBitumen(Ring-and-BallApparatus)
【原文标准名称】:沥青软化点的标准试验方法(环球仪)
【标准号】:ASTMD36-2006
【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】:D08.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:沥青;建筑;施工材料;软化点;试验;防水材料
【英文主题词】:asphalt;ballandring;bitumen;coaltar;softeningpoint
【摘要】:Bitumensareviscoelasticmaterialswithoutsharplydefinedmeltingpoints;theygraduallybecomesofterandlessviscousasthetemperaturerises.Forthisreason,softeningpointsmustbedeterminedbyanarbitraryandcloselydefinedmethodifresultsaretobereproducible.Thesofteningpointisusefulintheclassificationofbitumens,asoneelementinestablishingtheuniformityofshipmentsorsourcesofsupply,andisindicativeofthetendencyofthematerialtoflowatelevatedtemperaturesencounteredinservice.1.1Thistestmethodcoversthedeterminationofthesofteningpointofbitumenintherangefrom30to157176C(86to315176F)usingthering-and-ballapparatusimmersedindistilledwater(30to80176C),USPglycerin(above80to157176C),orethyleneglycol(30to110176C).1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q24;E43
【国际标准分类号】:91_100_50
【页数】:4P.;A4
【正文语种】: