ASME 2371-2001 施工目录中的人孔总成.UG-46(g)(1)第VIII节,第1部分;补充件5

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【英文标准名称】:ManholeAssembliesinInventoryforConstructiontoUG-46(g)(1)SectionVIII,Division1;SUPP5
【原文标准名称】:施工目录中的人孔总成.UG-46(g)(1)第VIII节,第1部分;补充件5
【标准号】:ASME2371-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ManholeAssembliesinInventoryforConstructiontoUG-46(g)(1)SectionVIII,Division1;SUPP5
【中国标准分类号】:J98
【国际标准分类号】:
【页数】:
【正文语种】:英语


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【英文标准名称】:TestMethodforSulfurinPetroleumandPetroleumProductsbyEnergy-DispersiveX-rayFluorescenceSpectrometry
【原文标准名称】:用能量色散X射线荧光光谱法对石油和石油产品中硫的试验方法
【标准号】:ANSI/ASTMD4294-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:2007-11-27
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;石油产品;测试
【英文主题词】:Determinationofcontent;Lubricants;Petroleumproducts;Spectrometry;Sulphur;Testing
【摘要】:Thistestmethodcoversthedeterminationoftotalsulfurinpetroleumandpetroleumproductsthataresingle-phaseandeitherliquidatambientconditions,liquefiablewithmoderateheat,orsolubleinhydrocarbonsolvents.Thesematerialscanincludedieselfuel,jetfuel,kerosene,otherdistillateoil,naphtha,residualoil,lubricatingbaseoil,hydraulicoil,crudeoil,unleadedgasoline,gasohol,biodiesel(seeNote2),andsimilarpetroleumproducts.Note1-OxygenatedfuelswithethanolormethanolcontentsexceedingthelimitsgiveninTable1canbedealtwithusingthistestmethod,buttheprecisionandbiasstatementsdonotapply(seeAppendixX2).Note2-Forsampleswithhighoxygencontents(3wt%)sampledilutionasdescribedin1.3ormatrixmatchingmustbeperformedtoassureaccurateresults.Interlaboratorystudiesonprecisionrevealedthescopetobe17mg/kgto4.6mass%.Anestimateofthistestmethod'spooledlimitofquantitation(PLOQ)is17.0mg/kgascalculatedbytheproceduresinPracticeD6259.However,becauseinstrumentationcoveredbythistestmethodcanvaryinsensitivity,theapplicabilityofthetestmethodatsulfurconcentrationsbelowapproximately20mg/kgmustbedeterminedonanindividualbasis.Anestimateofthelimitofdetectionisthreetimesthereproducibilitystandarddeviation,andanestimateofthelimitofquantitationistentimesthereproducibilitystandarddeviation.Samplescontainingmorethan4.6mass%sulfurcanbedilutedtobringthesulfurconcentrationofthedilutedmaterialwithinthescopeofthistestmethod.SamplesthataredilutedcanhavehighererrorsthanindicatedinSection16thannon-dilutedsamples.Volatilesamples(suchashighvaporpressuregasolinesorlighthydrocarbons)maynotmeetthestatedprecisionbecauseofselectivelossoflightmaterialsduringtheanalysis.Afundamentalassumptioninthistestmethodisthatthestandardandsamplematricesarewellmatched,orthatthematrixdifferencesareaccountedfor(see5.2).MatrixmismatchcanbecausedbyC/Hratiodifferencesbetweensamplesandstandards(seeSection5)orbythepresenceofotherheteroatoms.ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.TABLE1ConcentrationsofInterferingSpeciesTheconcentrationsofsubstancesinthistableweredeterminedbythecalculationofthesumofthemassabsorptioncoefficientstimesmassfractionofeachelementpresent.Thiscalculationwasmadefordilutionsofrepresentativesamplescontainingapproximately3%ofinterferingsubstancesand0.5%sulfur.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:
【正文语种】:英语


【英文标准名称】:ASSEMBLYTOOLSFORSCREWSANDNUTS.DRIVINGSQUARESFORPOWERSOCKETWRENCHES.
【原文标准名称】:螺钉螺帽操作工具.机器安装套筒扳手座
【标准号】:NFE74-362-1986
【标准状态】:作废
【国别】:法国
【发布日期】:1986-02
【实施或试行日期】:1986-01-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:图表;互换性;尺寸;组装;手工工具;机床;管套扳手;驱动方头;直角尺;尺寸公差;装配工具
【英文主题词】:
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:
【页数】:4P;A4
【正文语种】:其他