ASTM D7301-2008 适用于受低中子放射剂量影响元件的核石墨用规范

作者:标准资料网 时间:2024-05-14 20:43:01   浏览:9638   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardSpecificationforNuclearGraphiteSuitableforComponentsSubjectedtoLowNeutronIrradiationDose
【原文标准名称】:适用于受低中子放射剂量影响元件的核石墨用规范
【标准号】:ASTMD7301-2008
【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】:D02.F0
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:chemicalproperties;mechanicalproperties;nucleargraphite;physicalproperties;processing
【摘要】:1.1Thisspecificationcoverstheclassification,processing,andpropertiesofnucleargradegraphitebilletswithdimensionssufficienttomeetthedesignerx2019;srequirementsforreflectorblocksandcoresupportstructures,inahightemperaturegascooledreactor.Thegraphiteclassesspecifiedherewouldbesuitableforreactorcoreapplicationswhereneutronirradiationinduceddimensionalchangesarenotasignificantdesignconsideration.1.2Thepurposeofthisspecificationistodocumenttheminimumacceptablepropertiesandlevelsofqualityassuranceandtraceabilityfornucleargradegraphitesuitableforcomponentssubjectedtolowirradiationdose.NucleargraphitesmeetingtherequirementsofSpecificationD7219arealsosuitableforcomponentssubjectedtolowneutronirradiationdose.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.
【中国标准分类号】:F46
【国际标准分类号】:27_120_20
【页数】:5P.;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:StandardPracticeforTemperatureCalibrationofDifferentialScanningCalorimetersandDifferentialThermalAnalyzers
【原文标准名称】:差示扫描量热仪与差热分析仪温度校准的标准实施规范
【标准号】:ASTME967-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:E37.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:工艺;实验室器皿;热分析;温度测量;校正;热量计;试验设备;温度
【英文主题词】:calibration;differentialscanningcalorimetry;differentialthermalanalysis;meltingtemperature
【摘要】:Differentialscanningcalorimetersanddifferentialthermalanalyzersareusedtodeterminethetransitiontemperaturesofmaterials.Forthisinformationtobemeaningfulinanabsolutesense,temperaturecalibrationoftheapparatusorcomparisonoftheresultingdatatothatofknownstandardmaterialsisrequired.Thistestmethodisusefulincalibratingthetemperatureaxisofdifferentialscanningcalorimetersanddifferentialthermalanalyzers.1.1Thistestmethoddescribesthetemperaturecalibrationofdifferentialthermalanalyzersanddifferentialscanningcalorimetersoverthetemperaturerangefrom-40to+2500176;C.1.2Computerorelectronicbasedinstruments,techniques,ordatamanipulationequivalenttothistestmethodmayalsobeused.1.3SIunitsarethestandard.1.4ThistestmethodissimilartoISOstandard11357-1.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection7.
【中国标准分类号】:N12
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Valveweldingends
【原文标准名称】:阀的焊接端.对接焊
【标准号】:DIN3239T.1-1988
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】: