ASTM D1155-2010 玻璃球的圆度的标准试验方法

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【英文标准名称】:StandardTestMethodforRoundnessofGlassSpheres
【原文标准名称】:玻璃球的圆度的标准试验方法
【标准号】:ASTMD1155-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D01.44
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:roundness;glassspheres;Glassspheres(intrafficpaint/markingmaterial);Roundnessofglassspheres
【摘要】:Theroundnessofglassspheresisonemeasurableaspectrelatingtotheirperformanceasaretroreflectivemedia.Thefunctionofthistestmethodistomeasurethepercentoftruespheresasrelatedtocompliancewithapplicablespecifications.Note18212;Thismethodhasbeenusedinotherindustrialareasoutsidetheintendedscopeofthistestmethod.1.1Thistestmethodcoversthedeterminationofthepercentoftruespheresinglassspheresusedforretroreflectivemarkingpurposesandindustrialuses.1.2Thistestmethodincludestwoproceduresasfollows:1.2.1ProcedureA,inwhichtheselectedspecimenissplitintotwosizerangesorgroupspriortoseparationintotruespheresandirregularparticles,and1.2.2ProcedureB,inwhichtheselectedspecimenissplitintofivesizerangesorgroupspriortoseparation.1.2.3Indeterminingcompliancewithspecificationrequirements,eitherProcedureAorProcedureBmaybeused.Wheretestsindicatefailuretomeetthespecifiedpercentoftruespheresandirregularparticles,therefereetestshallbemadeinaccordancewithProcedureB.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q30
【国际标准分类号】:81_040_30
【页数】:5P.;A4
【正文语种】:英语