ASTM C 16-1981 在高温下耐火砖的负荷试验的试验方法

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【英文标准名称】:Resilientfloorcoverings.Homogeneousandheterogeneouspolyvinylchloridefloorcoverings.Specification
【原文标准名称】:弹性地面覆盖物.均质和非均质聚氯乙烯地面覆盖物.规范
【标准号】:BSEN649-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-04-15
【实施或试行日期】:1997-04-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分类;低温试验;污染;覆盖物;定义(术语);弹性的;弹性织物;环境;柔性;地板覆盖物;交货形式;热学;不同一性;均匀性;信息;胶结强度;作标记;塑料;聚氯乙烯;特性;PVC涂层;适用范围;划痕;规范;规范(验收);符号;测试;磨损;磨损层;耐磨损特性
【英文主题词】:Classification;Coldness;Contamination;Coverings;Definitions;Elastic;Elasticfabrics;Environment;Flexible;Floorcoverings;Formofdelivery;Heat;Heterogeneity;Homogeneity;Information;Jointstrength;Marking;Plastics;Polyvinylchloride;Properties;PVCcoverings;Rangeofapplication;Scratches;Specification;Specification(approval);Symbols;Testing;Wear;Wearlayers;Wearingbehaviour
【摘要】:ThisEuropeanStandardspecifiesthecharacteristicsofhomogeneousandheterogeneousfloorcoverings,basedonpolyvinylchlorideandmodificationsthereof,suppliedineithertileorrollform.Toencouragetheconsumertomakeaninformedchoice,thestandardincludesaclassificationsystem(seeEN685)basedonintensityofuse.whichshowswherethesefloorcoveringsshouldgivesatisfactoryservice.Italsospecifiesrequirementsformarking.
【中国标准分类号】:Q22
【国际标准分类号】:97_150
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforPreparationandDissolutionofUraniumMaterialsforAnalysis
【原文标准名称】:分析用铀材料制备和溶解的标准实施规程
【标准号】:ASTMC1347-2008
【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】:C26.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:dissolution;microwavedissolution;microwaveoven;uranium-aluminumalloy;uraniumash;uraniumdissolution;uraniummetal;uraniumoxide;uraniumscrap;Dissolution;Nuclearscrapandwastematerials;Uraniumdissolution;Uraniummetal;Uraniumox
【摘要】:ThematerialscoveredthatmustmeetASTMspecificationsareuraniummetalanduraniumoxide.Uraniummaterialsareusedasnuclearreactorfuel.Forthisuse,thesematerialsmustmeetcertaincriteriaforuraniumcontent,uranium-235enrichment,andimpuritycontent,asdescribedinSpecificationsC753andC776.Thematerialisassayedforuraniumtodeterminewhetherthecontentisasspecified.Uraniumalloys,refractoryuraniummaterials,anduraniumcontainingscrapandashareuniqueuraniummaterialsforwhichtheusermustdeterminetheapplicabilityofthispractice.Ingeneral,theseuniqueuraniummaterialsaredissolvedwithvariousacidmixturesorbyfusionwithvariousfluxes.1.1Thispracticecoversdissolutiontreatmentsforuraniummaterialsthatareapplicabletothetestmethodsusedforcharacterizingthesematerialsforuraniumelemental,isotopic,andimpuritiesdeterminations.Dissolutiontreatmentsforthemajoruraniummaterialsassayedforuraniumoranalyzedforothercomponentsarelisted.1.2Thetreatments,inorderofpresentation,areasfollows:ProcedureTitle
Section
DissolutionofUraniumMetalandOxidewithNitricAcid
8.1
DissolutionofUraniumOxideswithNitricAcidandResidueTreatment
8.2
DissolutionofUranium-AluminumAlloysinHydrochloricAcidwithResidueTreatment
8.3
DissolutionofUraniumScrapandAshbyLeachingwithNitricAcidandTreatmentofResiduebyCarbonateFusion
8.4
DissolutionofRefractoryUranium-ContainingMaterialbyCarbonateFusion
8.5
DissolutionofUraniumx2014;AluminumAlloysUraniumScrapandAsh,andRefractoryUranium-ContainingMaterialsbyMicrowaveTreatment
8.6