ISO 13056-2011 塑料管路系统.热冷水压力系统真空密封性试验方法

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Product Code:SAE AMS3904/5
Title:Yarn, Organic Fiber (Para-Aramid), Intermediate Modulus, 1500 Denier, (1670 Dtex), 0.9% Finish
Issuing Committee:Ams P17 Composite Materials Committee
Scope:This specification covers one type of organic (para-aramid) fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.【英文标准名称】:StandardTestMethodforDeterminationofTechnetium-99inUraniumHexafluoridebyLiquidScintillationCounting
【原文标准名称】:液体闪烁计数测定六氟化铀中锝99的标准试验方法
【标准号】:ASTMC1539-2008
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:scintillationcounter;technetium-99;uraniumhexafluoride;Liquidscintillationcounting;Technetium-99;Uraniumhexafluoride(UF6)
【摘要】:Uraniumhexafluorideisabasicmaterialusedtopreparenuclearreactorfuel.Tobesuitableforthispurpose,thematerialmustmeetthecriteriafortechnetiumcomposition.ThistestmethodisdesignedtodeterminewhetherthematerialmeetstherequirementsdescribedinSpecificationsC787andC996.Usingthespecifiedinstrumentationandparameters,thismethodhasalowerdetectionlimitof0.0004x03BC;gTc/gU.Note18212;Differentinstrumentationorparametersmayprovidevaryingdetectionlimits,ascalculatedin11.4.1.1Thistestmethodisaquantitativemethodusedtodeterminetechnetium-99(99Tc)inuraniumhexafluoride(UF6)byliquidscintillationcounting.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:71_040_01
【页数】:4P.;A4
【正文语种】:英语