DIN 46432 Bb.1-1975 电工用圆铜线.漆绝缘线卷导线的半成品.尺寸

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【英文标准名称】:Roundwiresforelectricalpurposes;copper-wiresforenamelledwindingwires,dimensions
【原文标准名称】:电工用圆铜线.漆绝缘线卷导线的半成品.尺寸
【标准号】:DIN46432Bb.1-1975
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


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【英文标准名称】:StandardTestMethodforSulfurinAutomotiveFuelsbyPolarizationX-rayFluorescenceSpectrometry
【原文标准名称】:用偏振X-射线荧光光度法测定汽车燃料中硫含量的标准试验方法
【标准号】:ASTMD7220-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D02.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:机动车燃料;偏振;试验;X射线;X射线荧光;X射线荧光光谱法;X射线光度法
【英文主题词】:automotivefuel;diesel;gasoline;petroleum;polarization;spectrometry;sulfur;X-ray
【摘要】:Thistestmethodprovidesmeasurementoftotalsulfurinautomotivefuelswithaminimumofsamplepreparation.Atypicalanalysistimeis200to300spersample.Thequalityofautomotivefuelcanberelatedtotheamountofsulfurpresent.Knowledgeofsulfurconcentrationisnecessaryforprocessingpurposes.Therearealsoregulationspromulgatedinfederal,state,andlocalagenciesthatrestricttheamountofsulfurpresentinsomefuel.Ifthistestmethodisappliedtopetroleummaterialswithmatricessignificantlydifferentfromthecalibrationmaterialsspecifiedinthistestmethod,thecautionsandrecommendationsinSection6shouldbeobservedwheninterpretingtheresults.1.1Thistestmethodspecifiesanenergy-dispersiveX-rayfluorescence(EDXRF)methodforthedeterminationoftotalsulfurinautomotivefuelswithaconcentrationrangeof6mg/kgto50mg/kg.1.1.1Thepooledlimitofquantitationofthistestmethodasobtainedbystatisticalanalysisofinterlaboratorytestresultsis6mg/kgsulfur.1.2Afundamentalassumptioninthistestmethodisthatthestandardandsamplematrixiswellmatched.MatrixmismatchcanbecausedbyC/Hratiodifferencesbetweensamplesandstandardsorbythepresenceofotherheteroatoms.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thepreferredconcentrationunitsaremg/kgsulfur.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:Plastics-Determinationofdynamicmechanicalproperties-Generalprinciples
【原文标准名称】:塑料.动态机械性能的测定.一般原则
【标准号】:BSENISO6721-1-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-10-07
【实施或试行日期】:2002-10-07
【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】:特性;测试;机械性能;测定;材料试验;定义;试样;总论;数学计算;动态的;刚度;变形;刚性;振动;塑料;一般条件;弹性模量
【英文主题词】:Definition;Definitions;Deformation;Determination;Dynamic;Generalconditions;Generalsection;Materialstesting;Mathematicalcalculations;Mechanicalproperties;Modulusofelasticity;Plastics;Properties;Rigid;Rigidity;Testspecimens;Testing;Vibration;Viscoelasticity
【摘要】:ThevariouspartsofISO6721specifymethodsforthedeterminationofthedynamicmechanicalpropertiesofrigidplasticswithintheregionoflinearviscoelasticbehaviour.ThispartofISO6721isanintroductorysectionwhichincludesthedefinitionsandallaspectsthatarecommontotheindividualtestmethodsdescribedinthesubsequentparts.Differentdeformationmodesmayproduceresultsthatarenotdirectlycomparable.Forexample,tensilevibrationresultsinastresswhichisuniformacrossthewholethicknessofthespecimen,whereasflexuralmeasurementsareinfluencedpreferentiallybythepropertiesofthesurfaceregionsofthespecimen.Valuesderivedfromflexural-testdatawillbecomparabletothosederivedfromtensile-testdataonlyatstrainlevelswherethestress-strainrelationshipislinearandforspecimenswhichhaveahomogeneousstructure.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:30P.;A4
【正文语种】:英语