NF F54-010-1980 铁路固定装置.多用途的钢筋混凝土小型标桩

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【英文标准名称】:StandardTestMethodforCarbon(Total)inUraniumOxidePowdersandPelletsByDirectCombustion-InfraredDetectionMethod
【原文标准名称】:用直接燃烧红外探测法测定氧化铀粉末和颗粒中总碳量的标准试验方法
【标准号】:ASTMC1408-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:C26.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:carboncontent;gadoliniumoxide;gadoliniumoxide-uraniumoxide;impuritycontent;uraniumoxide;Carboncontent--nuclearmaterials;Totalcarbon(TC);Uraniumoxide(U3O8)
【摘要】:Uraniumdioxideisusedasanuclear-reactorfuel.Gadoliniumoxideisusedasanadditivetouraniumdioxide.Inordertobesuitableforthispurpose,thesematerialsmustmeetcertaincriteriaforimpuritycontent.ThistestmethodisdesignedtodeterminewhetherthecarboncontentmeetsSpecificationsC753,C776,C888,andC922.1.1Thistestmethodcoversthedeterminationofcarboninnuclear-gradeuraniumoxidepowdersandpelletstodeterminecompliancewithspecifications.1.2Gadoliniumoxide(Gd2O3)andgadoliniumoxide-uraniumoxidepowdersandpelletsmayalsobeanalyzedusingthistestmethod.1.3Thistestmethodcoversthedeterminationof5to500x03BC;gofresidualcarbon.1.4Thistestmethoddescribesaninductionfurnacecarriergascombustionsystemequippedwithaninfrareddetector.Itmayalsobeappliedtoasimilarinstrumentequippedwithathermalconductivitydetector.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5.1Thepreferredsystemofunitsismicrogramscarbonpergramofsample(x03BC;g/gsample)ormicrogramscarbonpergramofuranium(x03BC;g/gU).1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:3P.;A4
【正文语种】:英语


【英文标准名称】:Copperandcopperalloys-Seamless,roundcoppercapillarytubes;GermanversionEN12450:1999
【原文标准名称】:铜和铜合金.铜制无缝圆型毛细管
【标准号】:DINEN12450-1999
【标准状态】:作废
【国别】:德国
【发布日期】:1999-10
【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】:无缝的;圆形;尺寸;铜管;毛细管;组分;名称与符号;试样;定义;规范(验收);特性;试验;包装件;极限偏差;铜合金;加标签;圆管;无缝管;铜
【英文主题词】:Capillaries;Capillarytubes;Circularshape;Circulartubes;Composition;Copper;Copperalloys;Copperpipes;Coppertubes;Definition;Definitions;Designations;Dimensions;Labelling;Limitdeviations;Packages;Properties;Samples;Seamless;Seamlesspipes;Specification(approval);Testing
【摘要】:Thedocumentspecifiesthecompositionandpropertyrequirementsandtolerancesondimensionsandformforseamlessroundcoppercapillarytubesusasmeteringlinesforliquidsorgaseswhereclosecontrolsoverthesmoothnessanddimensionsoftheborearerequiredtoensureuniformflowcharacteristics.Itappliestocapillarytubesinstraightlenghts,orincoils,insizerangeupto6,10mmoutsidediameterandfrom0,30mmuptoandincluding4,45mminsidediameterandwhichareintendedforrestrictorapplications.Thesamplingproceduresandthemethodsoftestforverificationofconformitytotherequirementsofthisdocumentarealsospecified.#,,#
【中国标准分类号】:H62
【国际标准分类号】:23_040_15;77_150_30
【页数】:13P.;A4
【正文语种】:德语