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【英文标准名称】:StandardTestMethodforDensityofSolidPitch(HeliumPycnometerMethod)
【原文标准名称】:固体硬沥青密度的标准试验方法(氦比重瓶比重测定法)
【标准号】:ASTMD4892-1989(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1989
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:density;heliumpycnometer;pitch;Density;Heliumpycnometermethod;Pitch;Temperaturetests--roofing/waterproofingapplications;Volumetricmeasurement--bituminousmaterials
【摘要】:Thistestmethodisusefulincharacterizingpitchesasoneelementinestablishinguniformityofshipmentsandsourcesofsupply.Withthismethod,thedensityisdeterminedtotwodecimalplaces,whichissufficientformostapplications.Ifamoreprecisemeasurementisrequired(threedecimalplaces),useTestMethodsD2320orD71.1.1Thistestmethodcoversthedeterminationofpitchdensitybyheliumpycnometer.Itisapplicableatarangeofroomtemperaturesof15to35x00B0;C.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E43
【国际标准分类号】:75_140
【页数】:3P.;A4
【正文语种】:英语