SAE MA2111 Fitting Assembly, Adapter, Ring Locked Port Connection to 8Md 30 Beam Seal 28 000 Kpa, Metric
作者:标准资料网 时间:2024-05-06 21:10:51 浏览:9808
来源:标准资料网
Product Code:SAE MA2111
Title:Fitting Assembly, Adapter, Ring Locked Port Connection to 8Md 30 Beam Seal 28 000 Kpa, Metric
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
【英文标准名称】:StandardTestMethodforAnalysisofMethylTert-ButylEther(MTBE)byGasChromatography
【原文标准名称】:用气相色谱法分析甲基特丁基乙醚的试验方法
【标准号】:ASTMD5441-1998(2003)e1
【标准状态】:现行
【国别】:
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D02.04.0L
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:甲基乙醚;气相色谱法;分析;甲基;醚;丁烯;试验
【英文主题词】:methyltert-butylether;MTBE;opentubularcolumn;gaschromatography
【摘要】:ThepresenceofimpuritiesinMTBEproductcanhaveadeleteriouseffectuponthevalueofMTBEasagasolineadditive.Oxygenateandolefincontentsareofprimaryconcern.ThistestmethodprovidesaknowledgeofthecompositionofMTBEproduct.Thisisusefulintheevaluationofprocessoperationscontrol,inthevaluationoftheproduct,andforregulatorypurposes.Opentubularcolumngaschromatographywithaflameionizationdetector,usedbythetestmethod,isatechniquethatissensitivetothecontaminantscommonlyfoundinMTBE,andatechniquethatiswidelyused.1.1Thistestmethodcoversthedeterminationofthepurityofmethyltert-butylether(MTBE)bygaschromatography.ItalsoprovidesaproceduretomeasureimpuritiesinMTBEsuchasC4toC12olefins,methyl,isopropylandtert-butylalcohols,methylsec-butylandmethyltert-amylethers,acetone,andmethylethylketone.Impuritiesaredeterminedtoaminimumconcentrationof0.02mass%.1.2ThistestmethodisnotapplicabletothedeterminationofMTBEingasoline.1.3WatercannotbedeterminedbythistestmethodandmustbemeasuredbyaproceduresuchasTestMethodD1364andtheresultusedtonormalizethechromatographicvalues.1.4AmajorityoftheimpuritiesinMTBEisresolvedbythetestmethod,however,someco-elutionisencountered.1.5Thistestmethodisinappropriateforimpuritiesthatboilattemperatureshigherthan180176;Corforimpuritiesthatcausepoorornoresponseinaflameionizationdetector,suchaswater.1.6ThevaluesstatedinSI(metric)unitsofmeasurementarepreferredandusedthroughoutthestandard.Alternateunits,incommonusage,arealsoprovidedtoimproveclarityandaidtheuserofthistestmethod.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G17
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:
【英文标准名称】:Aerospaceseries-SilverbasealloyAG-B14001(AgCu42Ni2)-Fillermetalforbrazing,wire;GermanversionEN3956:2001
【原文标准名称】:航空航天系列.银基合金AG-B14001(AgCu42Ni2).铜焊用填充金属.金属线;德文版本EN3956:2001
【标准号】:EN3956-2001
【标准状态】:现行
【国别】:
【发布日期】:2002-03
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:银;铜焊;银合金;金属线;回声测深探头;化学成分;航空航天运输;飞行器;银基合金;特性;航空运输;硬钎焊合金;多语种的;轧制的;材料
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Brazing;Brazingalloys;Chemicalcomposition;Materials;Multilingual;Properties;Rolled;Silver;Silveralloys;Silverbasisalloys;Soundingheads;Wires
【摘要】:
【中国标准分类号】:V11
【国际标准分类号】:49_025_15
【页数】:10P.;A4
【正文语种】:英语
