作者:标准资料网 时间:2024-05-03 03:11:41   浏览:9480   来源:标准资料网

【英文标准名称】:StandardTestMethodforThermalConductivityofRefractoryBrick
【原文标准名称】:耐火砖导热性的标准试验方法
【标准号】:ASTMC202-1993(2004)
【标准状态】:现行
【国别】:
【发布日期】:1993
【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】:C08.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:耐熔的;耐火材料;导热性;试验;砖
【英文主题词】:calorimeter;refractories;refractorybrick;thermalconductivity
【摘要】:Thethermalconductivityofrefractorybrickisapropertyrequiredforselectingtheirthermaltransmissioncharacteristics.Usersselectrefractorybricktoprovidespecifiedconditionsofheatlossandcoldfacetemperature,withoutexceedingthetemperaturelimitationofthebrick.Thistestmethodestablishesplacementofthermocouplesandpositioningoftestspecimensinthecalorimeter.ThisproceduremustbeusedwithTestMethodC201andrequiresalargethermalgradientandsteadystateconditions.Theresultsarebaseduponameantemperature.Thedatafromthistestmethodaresuitableforspecificationacceptance,estimatingheatlossandsurfacetemperature,anddesignofmulti-layerrefractoryconstruction.Theuseofthesedatarequiresconsiderationoftheactualapplicationenvironmentandconditions.1.1ThistestmethodsupplementsTestMethodC201andshallbeusedinconjunctionwiththattestmethodtodeterminethethermalconductivityofrefractorybrickwiththeexceptionofinsulatingfirebrick(useTestMethodC182),andcarbonrefractories.Thistestmethodisdesignedforrefractorieshavingaconductivityfactorofnotmorethan200Btuin./hft2176;F(28.8W/mK).1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesinparenthesesareprovidedforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q45
【国际标准分类号】:81_080
【页数】:3P.;A4
【正文语种】: