ASTM C783-1985(2005) 石墨电极芯取样

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【英文标准名称】:StandardPracticeforCoreSamplingofGraphiteElectrodes
【原文标准名称】:石墨电极芯取样
【标准号】:ASTMC783-1985(2005)
【标准状态】:现行
【国别】:
【发布日期】:1985
【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.F0
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;耐火材料;石墨;电极
【英文主题词】:carbon;core;electrodes;graphite;sample;testspecimens
【摘要】:Coresamplingisanacceptablewayofobtainingatestspecimenwithoutdestroyingtheusefulnessoftheelectrode.4.1.1TestspecimensobtainedbythispracticecanbeusedbyproducersandusersofgraphiteelectrodesforthepurposeofconductingthetestsinNote1toobtaincomparativephysicalproperties.Thispracticemaynotprovideatestspecimenoftheappropriatesize(withrespecttoparticlesize/sampledimensionratios)toallowthedeterminationofabsolutepropertyvalues.1.1Thispracticewasdevelopedforelectric-arcfurnacegraphiteelectrodes,andcoversaprocedureandequipmentforobtainingcoresamplesfromelectrodesinamannerthatdoesnotdestroytheelectrodenorpreventitssubsequentuseasoriginallyintended.However,theminimumelectrodediameter,forwhichextractionofacoresampleusingthispracticedoesnotinfluencesubsequentuse,isinfluencedbytheparticularapplicationandmustbedeterminedbytheuser.Graphiteelectrodesforuseinelectricarcfurnacesareusuallysolidcylindersofgraphitewiththreadedsocketsmachinedineachend.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-ThefollowingASTMstandardsarenotedassourcesofusefulinformation:TestMethodsC559,C611,C651,C747,C1025,andC1039.
【中国标准分类号】:F46
【国际标准分类号】:71_100_99
【页数】:2P.;A4
【正文语种】: