【英文标准名称】:Advancedtechnicalceramics-Thermomechanicalpropertiesofmonolithicceramics-Part4:determinationofflexuralcreepdeformationatelevatedtemperatures.
【原文标准名称】:高级工业陶瓷.单片陶瓷的热机性能.第4部分:在升温条件下测定绕曲蠕变变形.
【标准号】:NFB41-210-4-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-10-01
【实施或试行日期】:2009-10-16
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Advancedtechnicalceramics;Bendingstress;Ceramics;Creepbehaviour;Creepresistance;Creeptest;Definitions;Deformation;Materialbehaviour;Materialstesting;Mechanicaltesting;Monolithicmaterials;Properties;Strain;Temperaturemethod;Testperformance;Testreports;Testing;Thermaltesting;Thermomechanical
【摘要】:
【中国标准分类号】:Q32
【国际标准分类号】:81_060_30
【页数】:16P;A4
【正文语种】:其他


【英文标准名称】:StandardPracticeforMolecularWeightAveragesandMolecularWeightDistributionofHydrocarbonandTerpeneResinsbySize-ExclusionChromatography
【原文标准名称】:尺寸筛析色谱法测定烃和萜烯树脂的分子重量平均值和分子重量分布用标准实施规程
【标准号】:ASTMD6579-2006
【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】:D01.34
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:平均值;色谱法;分布;筛析;烃;分子量;树脂;尺寸;萜烯树脂;重量
【英文主题词】:hydrocarbonresins;molecularweightaverage;molecularweightdistribution;polydispersity;polystyrenestandards;sizeexclusionchromatography(SEC);terpeneresins
【摘要】:TheMWaveragesandtheMWDareimportantcharacteristicsofaresin.Theymaybeusedforavarietyofcorrelationsforfundamentalstudies,processing,orproductapplications.TheMWandMWDvaluesmayalsobeusedforproductionqualitycontrolofresins.Limitations8212;ComparisonofSECmolecularweightvaluesshouldbemadeonlyifthedatawereobtainedunderidenticalchromatographicconditions.1.1Thispracticecoversthedeterminationofapparentmolecularweight(MW)averagesandmolecularweightdistributions(MWD)forTHF-solublehydrocarbonandterpeneresinsbysize-exclusionchromatography(SEC).Thistechniqueisnotabsolute;itrequirescalibrationwithstandardsofknownmolecularweight.Thispracticeisapplicabletoresinscontainingmolecular-weightcomponentsthathaveelutionvolumesfallingwithintheelutionvolumerangedefinedbypolystyrenestandards.Note1SECisalsoknownasgelpermeationchromatography(GPC).1.2SECsystemsemploylow-volumeliquidchromatographycomponentsandcolumnspackedwithrelativelysmall(generally3to20m)microporousparticles.High-performanceliquidchromatographyinstrumentationandautomateddatahandlingsystemsfordataacquisitionandprocessingarealsorequired.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G32
【国际标准分类号】:83_080_20
【页数】:7P.;A4
【正文语种】: