ASTM E377-2008 烧蚀材料内部温度测量的标准实施规程

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【英文标准名称】:StandardPracticeforInternalTemperatureMeasurementsinLow-ConductivityMaterials
【原文标准名称】:烧蚀材料内部温度测量的标准实施规程
【标准号】:ASTME377-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E21.08
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:internaltemperature;low-conductivity;thermocouple;Ablativematerials;Internaltemperaturemeasurement;Low-conductivitymaterials;Thermocouples;Ablativematerials;Internaltemperaturemeasurement;Low-conductivitymaterials;Thermocouples
【摘要】:Internaltemperaturemeasurementsaremadeonbothin-flightvehiclesandon-groundtestspecimens;and,becauseoftheimportanceofthetemperaturemeasurementstothedesignofvariousmissileandspacecraftheatshields,itisessentialthatcarebetakentominimizethesourcesoferrorinobtainingthesemeasurements.Overthepastseveralyears,theproblemsofusingthermocouplestoobtainaccuratetemperaturemeasurementsinlow-conductivityspecimenshavebeenstudiedbyvariouspeopletoisolatethesourcesoferrorandtoestablishimprovedtemperaturemeasurementtechniques.Themajorsourcesoferrorarelistedinthisdocumentandrecommendedsolutionstotheproblemsaregiven.1.1Thispracticecoversmethodsforinstrumentinglow-conductivityspecimensfortestinginanenvironmentsubjecttorapidthermalchangessuchasproducedbyrocketmotors,atmosphericre-entry,electric-arcplasmaheaters,andsoforth.Specifically,practicesforbare-wirethermocoupleinstrumentationapplicabletosheath-typethermocouplesarediscussed.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Themetricequivalentsofinch-poundunitsmaybeapproximate.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:V13
【国际标准分类号】:49_025_40
【页数】:4P.;A4
【正文语种】:英语