ASTM C346-1987(2009) 陶瓷材料制45度镜面光泽度的标准试验方法

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【英文标准名称】:StandardTestMethodfor45-degSpecularGlossofCeramicMaterials
【原文标准名称】:陶瓷材料制45度镜面光泽度的标准试验方法
【标准号】:ASTMC346-1987(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1987
【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】:B08.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ceramicmaterials-glazed;glasscoating;porcelainenamel;speculargloss;Gloss;Porcelainenamelproducts;Gloss;Porcelainenamelproducts
【摘要】:Thistestmethodmaybeusedtocomparetheglossofporcelainenamel,ceramic,andotherfinishesortoprovideacomparisonoftheirresistancetoattackfromacid,alkali,orotherenvironmentalfactorsbymeasurementofglossloss.1.1Thistestmethodcoversthedeterminationofthespecularglossofporcelainenameledspecimens,butmaybeapplicabletootherspecimenshavingsimilarreflectioncharacteristics.Thistestmethodmaybeusedtocomparetheglossofporcelainenameledspecimensortoprovideanindexofacidorabrasionresistancebymeasurementofglossloss.Note18212;Specularglossisoneofseveralrelatedappearanceattributesthatproducethesensationofglossiness.Forthisreason,specularglossmeasurementsmaynotalwayscorrelatewellwithvisualrankingsofglossiness.Note28212;Improvedcorrelationswithvisualjudgmentscansometimesbeachievedbytheuseofinstrumentswithdifferentgeometriesthanthosespecifiedherein.RefertoTestMethodD523for20,60,and85-deggeometries.Valuesgenerallycannotbepredicatedforonegeometryfrommeasurementsmadewithanother.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q30
【国际标准分类号】:81_060_20
【页数】:3P.;A4
【正文语种】:英语