【英文标准名称】:StandardPracticeforMeasuringViscosityofGlassAbovetheSofteningPoint
【原文标准名称】:软化点以上的玻璃粘度的测定的标准实施规程
【标准号】:ASTMC965-1996(2007)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:C14.04
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:测量;粘度;软化点;玻璃;工艺
【英文主题词】:concentriccyclindersmethod;glass;viscosity
【摘要】:Thispracticeisusefulindeterminingtheviscosity-temperaturerelationshipsforglassesandcorrespondingusefulworkingranges.SeeTerminologyC162.1.1Thispracticecoversthedeterminationoftheviscosityofglassabovethesofteningpointthroughtheuseofaplatinumalloyspindleimmersedinacrucibleofmoltenglass.Spindletorque,developedbydifferentialangularvelocitybetweencrucibleandspindle,ismeasuredandusedtocalculateviscosity.Generally,dataaretakenasafunctionoftemperaturetodescribetheviscositycurvefortheglass,usuallyintherangefrom1to106Pa183;s.1.2Twoprocedureswithcomparableprecisionandaccuracyaredescribedanddifferinthemannerfordevelopingspindletorque.ProcedureAemploysastationarycrucibleandarotatedspindle.ProcedureBusesarotatingcrucibleincombinationwithafixedspindle.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q33
【国际标准分类号】:81_040_10
【页数】:5P.;A4
【正文语种】: