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ASTM D5423-1993(2005) 电绝缘评定用实验室强制对流炉标准规范

作者:标准资料网 时间:2024-05-17 15:53:51  浏览:8382   来源:标准资料网
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【英文标准名称】:StandardSpecificationforForced-ConvectionLaboratoryOvensforEvaluationofElectricalInsulation
【原文标准名称】:电绝缘评定用实验室强制对流炉标准规范
【标准号】:ASTMD5423-1993(2005)
【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】:D09.17
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:对流式加热;实验室器皿;绝缘
【英文主题词】:forced-convection;ovens;settemperature;temperaturefluctuation;temperaturegradient;thermalenduranceevaluation;thermallagtime;ventilated;ventilationrate
【摘要】:1.1Thisspecificationcoversforced-convectionventilatedelectrically-heatedovens,operatingoverallorpartofthetemperaturerangefrom20Cabovetheambienttemperatureto500C,andusedforthermalenduranceevaluationofelectricalinsulatingmaterials.1.2ThespecificationrequirementsforTypeIovensarebasedonIECPublication216-4-1,andaretechnicallyidenticaltoit.TherequirementsforTypeIIovensareessentiallyidenticaltotherequirementsofSpecificationD2436.Thisspecificationandanassociatedtestmethod,D5374,havereplacedSpecificationD2436.1.3Whiletheovenscoveredbythisspecificationareintendedprimarilyforthermalenduranceevaluation,theycanalsobeusedwherevertheircharacteristicsmakethemsuitableforotherapplications.1.4Thisspecificationdoesnotaddresssafetyaspects.Ifitisanticipatedthatovencontentsorthelocationinwhichtheovenistobeinstalledmaycreateahazard,thepurchasershoulddetermineandspecifywhatadditionalrequirementsareneeded.
【中国标准分类号】:N64
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:


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MIL-STD-1235C, MILITARY STANDARD: SINGLE- AND MULTI-LEVEL CONTINUOUS SAMPLING PROCEDURES AND TABLES FOR INSPECTION BY ATTRIBUTES; FUNCTIONAL CURVES OF THE CONTINUOUS SAMPLING PLANS (15 MAR 1988) [NO S/S DOCUMENT]., This standard establishes continuous sampling plans and procedures for inspection by attributes. In addition this standard provides functional curves of the continuous sampling plans (with the exception of the CSP-F plans) as well as a description of their use and guidelines for interpretation.【英文标准名称】:Testingthefreeze-thawresistanceofconcrete—Internalstructuraldamage
【原文标准名称】:混凝土抗冻融性能试验.内部结构损坏
【标准号】:BSPDCEN/TR15177-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-11-30
【实施或试行日期】:2006-11-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thisdocumentspecifiesthreetestmethodsfortheestimationofthefreeze-thawresistanceofconcretewithregardtointernalstructuraldamage.Itcanbeusedeithertocomparenewconstituentsornewconcretecompositionsagainstaconstituentoraconcretecompositionthatisknowntogiveadequateperformanceinthelocalenvironmentortoassessthetestresultsagainstsomeabsolutenumericalvaluesbasedonlocalexperiences.Extrapolationoftestresultstoassessdifferentconcretei.e.newconstituentsornewconcretecompositionsrequiresanexpertevaluation.Thereisnoestablishedcorrelationbetweentheresultsobtainedbythethreetestmethods.Alltestswillclearlyidentifypoorandgoodbehaviour,buttheydifferintheirassessmentofmarginalbehaviour.
【中国标准分类号】:P25
【国际标准分类号】:91_080_40
【页数】:38P.;A4
【正文语种】:英语



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