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ASTM C1457-2000(2010)e1 用载气萃取法测定二氧化铀粉末和颗粒中氢的总含量的试验方法

作者:标准资料网 时间:2024-05-17 14:37:45  浏览:9155   来源:标准资料网
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【英文标准名称】:StandardTestMethodfortheDeterminationofTotalHydrogenContentofUraniumOxidePowdersandPelletsbyCarrierGasExtraction
【原文标准名称】:用载气萃取法测定二氧化铀粉末和颗粒中氢的总含量的试验方法
【标准号】:ASTMC1457-2000(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:gadoliniumoxide;gadoliniumoxide-uraniumoxide;hydrogencontent;impuritycontent;uraniumoxide;Carriergases;Hydrogencontent--nuclearmaterials;Totalhydrogenapplications;Uraniumoxide(U3O8)
【摘要】:Uraniumdioxideisusedasanuclear-reactorfuel.Gadoliniumoxideisusedasanadditivetouraniumdioxide.Inordertobesuitableforthispurpose,thesematerialsmustmeetcertaincriteriaforimpuritycontent.ThistestmethodisdesignedtodeterminewhetherthehydrogencontentmeetsSpecificationsC753,C776,C888,andC922.1.1Thistestmethodappliestothedeterminationofhydrogeninnuclear-gradeuraniumoxidepowdersandpelletstodeterminecompliancewithspecifications.Gadoliniumoxide(Gd2O3)andgadoliniumoxide-uraniumoxidepowdersandpelletsmayalsobeanalyzedusingthistestmethod.1.2Thisstandarddescribesaprocedureformeasuringthetotalhydrogencontentofuraniumoxides.Thetotalhydrogencontentresultsfromabsorbedwater,waterofcrystallization,hydro-carbidesandotherhydrogenatedcompoundswhichmayexistasfuel''simpurities.1.3Thistestmethodcoversthedeterminationof0.05to200x03BC;gofresidualhydrogen.1.4Thistestmethoddescribesanelectrodefurnacecarriergascombustionsystemequippedwithathermalconductivitydetector.1.5Thepreferredsystemofunitsismicrogramshydrogenpergramofsample(x03BC;g/gsample)ormicrogramshydrogenpergramofuranium(x03BC;g/gU).1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:4P.;A4
【正文语种】:英语


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【英文标准名称】:Specificationforcorrosion-resistingsteelmushroomheadbolts(Unifiedthreads)foraircraft
【原文标准名称】:飞行器用抗腐蚀钢蘑茹头螺栓(统一螺纹)规范
【标准号】:BS3A114-1962
【标准状态】:作废
【国别】:英国
【发布日期】:1962-05-02
【实施或试行日期】:
【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】:螺纹紧固件;合金钢;耐腐蚀钢;统一螺纹;螺纹零件;名称与符号;飞行器部件;作标记;尺寸;尺寸;高合金钢;紧固件;椭圆头紧固件;外螺纹紧固件;螺栓;航空运输工程
【英文主题词】:bolts;high-alloysteels;marking;size;oval-headfasteners;external-threadfasteners;threadedfasteners;fasteners;corrosion-resistantsteels;aircraftcomponents;unifiedscrewthreads;designations;threadedcomponents;dimensions;airtransportengineering;alloysteels
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_20
【页数】:14P.;A4
【正文语种】:英语


MIL-STD-1682-3 (NOTICE 1) MILITARY STANDARD SHIPYARD INSPECTION AND CLEANING PROCEDURES FOR SUBMARINES.MIL-STD-1682/1(SH), dated 27 October 1976, is hereby canceled without replacement.

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